SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in...

52
BRIDGE DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Transcript of SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in...

Page 1: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

BRIDGE DECK FORMING AND HANGING SYSTEMS

Onsite Solutions inConcrete Construction

SPECIFICATION GUIDE

Page 2: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE
Page 3: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

HEAVY TY-BACK 90°-45° HANGER . . . . . . . . 7

HEAVY TY-BACK 90°-45° HANGER . . . . . . . . 7

TYPE #1 90°-45° ANGLE HANGER . . . . . . . . 7

TYPE #2 90°-45° HAUNCH ANGLE HANGER . . . . . . . . 8

45° PRECAST ANGLE HANGER . . . . . . . . 8

HK 45° TY-DOWN HANGER . . . . . . 9

TYPE #1 - 45° HALF HANGER . . . . . . . . . 10

TYPE #1 - 45° HALF HANGER . . . . . . . . . 10

TYPE #1 - 45° ADJUSTABLEHALF HANGER . . . . . . . . . 10

TYPE #1 HEAVY 15°-45°ANGLE HANGER . . . . . . . . 11

SUPPORT ANGLE . . . . . . . . 12

RAIL ADAPTER . . . . . . . . . 12

GUARD RAIL BASE . . . . . . 13

THREADED LAGSTUD . . . . 42

LAGNUT . . . . . . . . . . . . . . 42

FLAT WASHER . . . . . . . . . . 43

HANDLE LAGNUT . . . . . . . 44

WING NUT . . . . . . . . . . . . 44

TYHANGER BEARING PLATE . . . . . . . . 38

JOIST HANGER . . . . . . . . . 39

OFFSET TYHANGER . . . . . 38

OVERHANG BRACKET . . . . 15

ADJUSTABLE FASCIAOVERHANG BRACKET . . . . 15

TYPE #2 90°-90° HAUNCH HANGER . . . . . . 31

J BOLT . . . . . . . . . . . . . . . . . 41

LAGSTUD BOLT . . . . . . . . . 41

LAGSTUD BOLT . . . . . . . . . 41

TY-DOWN HANGER . . . . . . 32

90° HALF HANGER . . . . . . 33

TY-DOWN HANGER . . . . . 32

90° HALF HANGER . . . . . . 33

90° HALF HANGER . . . . . . 33

HALF HANGER . . . . . . . . . 34

90° PRECAST HALF HANGER . . . . . . . . . 31

HALF HANGER . . . . . . . . . 34

TYPE #1 15° HANGER . . . . 35

TYLOOP HANGER . . . . . . . 37

90° HALF HANGER . . . . . . 33

HEAVY TY-BACK 90°-90° HANGER . . . . . . . 30

TYPE #1 90°-90° HANGER . . . . . . . 30

TYHANGER . . . . . . . . . . . . 37

VOID LOOP DOWN UNIT . . . . . . . . . . . 45

ADJUSTABLE SCREED SUPPORTS . . . . . . 46

CONTINUOUS

ADJUSTABLE

ADJUSTABLE

TYPE #1 - 15° ADJUSTABLE

TYPE #1 - 90° ADJUSTABLE

TYPE #1 90°

HEAVY TY-BACK 90°

BOB WALL PLATE . . . . . . . 20

HALF HANGER . . . . . . . . . 3615° PRECAST

BATTER WASHER . . . . . . . 35

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TABLE OF CONTENTS

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Steel Girder

Joist

Lagstud Bolt

Extension

Pg42

Fascia Hanger

Pg42

Pg7

Pg8

Pg9

Pg10

Pg11

Lagstud Bolt

HFOB Fascia Bracket

Pg12

2x4 Nailer

Guard Rail

Bulkhead

2

STEEL GIRDER

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Bridge Cross Section

Refers to page numbers where the products can be located in this catalogue.

Fascia Hanger

Bulkhead

Guard Rail

Lagstud Bolt

Ledgers

2x4 Nailer

HFOB Fascia Bracket

Lagstud Bolt

Extension

Pg42

Pg42

Pg12

Pg7

Pg8

Pg9

Pg10

Pg11

3

STEEL GIRDER

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Concrete Girder

HFOB Fascia Bracket

Lagstud BoltPg42

Pg12

Fascia Hanger

Pg7

Pg8

Pg9

Pg10

Pg11

CONCRETE GIRDER

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Interior Hanger

Fascia Hanger

HFOB Fascia Bracket

Lagstud Bolt

Pg31

Pg32

Pg7

Pg42

Pg8

Refers to page numbers where the products can be located in the book.

Pg12

Pg14

Pg15

CONCRETE GIRDER

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Page 8: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Typical Exterior Forming Application

90°- 45° Hanger

Lagnut

Bridge Deck

WalkwaySafety Rail

EXTERIORFORMWORKINTERIOR

FORMWORK

AdjustableFascia OverhangBracket

Lagstud Bolt,Flat Washerand Lagnut

Lagstud Bolt,Flat Washerand Lagnut

PrecastConcrete Girder

Heavy Ty-Back 90° - 45° 6M (1/2”) Hanger (HTBH-A) 10M (3/4”) Hanger (HTBH-A)

FASCIA OVERHANG

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Heavy Ty-Back 90°- 45° Angle Hanger (HTBH-A)

Heavy Ty-Back (HTBH-A) hangers are used to support exterior formwork on bridge decks. HTBH-A hangers are specially designed to react lateral forces prevalent in fascia overhang formwork. The HTBH-A hanger is fabricated to use 13mm or 20mm (1/2” or 3/4“) fasteners which is based on load capacity. Typically 45 degreeend clips are welded to one end of the hanger and 90 degree ty-back end clip to the other end.

TYPE #1 - 90°- 45° Angle Hanger (HFR-A)

Angle Hanger HFR-A is manufactured with a 13mm (1/2”) dia. 45° end clip and 13mm (1/2”) dia. 90° end clip welded at each end of the wire strut and is used to support fascia overhang formwork.

SAFE WORKING LOAD 17.0 kN (3,800 lbs)

Per side @ Approximate 2:1 Safety Factor

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

NB. When hangers are used on concrete beams, the safe working load shown is based on a minimum concrete flange thickness of 5" and beams made with normal weight concrete having reached a minimum compressive strength of 5,000 psi. For hangers used on concrete beams with conditions not meeting these requirements please contact NCA Technical Department.

INFORMATION REQUIRED TO ORDERCOATING

HDG

SPECIFY GIRDER FLANGE WIDTHQUANTITY PRODUCT NAME

Example 200 350 (14”) HTBH-A

HDGExample 200 350 (14”) HTBH-AS

HDGExample 200 350 (14”) 3/4”HTBH-A

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

INFORMATION REQUIRED TO ORDERCOATING

HDG

SPECIFY GIRDER FLANGE WIDTHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HFR-A

WARNING: Lateral forces must be properly reacted in order to prevent hanger movement.

Fascia Overhang Bracket

All Supplemental Hangers Rated 4.5kN (1000 lbs)

6M 1/2” HTBH-A 26.7 kN (6,000 lbs)10M 3/4” HTBH-A 45.0 kN (10,000 lbs)12M 3/4” System 53.3 kN (12,000 lbs)18M 3/4” EHTBH Double 80.0 kN (18,000 lbs)

SAFE WORKING LOAD

Per side @ Approximate 2:1 Safety Factor

Double Hanger EHTBH

90°- 45° Heavy Ty-Back Hanger HTBH-A

90°- 45° Heavy Ty-Back Hanger HTBH-AP

90°- 45° - 90° Supplemental Ty-Back Hanger HTBH-AS

For improved stability of the overhang formwork, a 90 degree SUPPLEMENTAL HANGER which allows a 13mm (1/2”) vertical tie (SWL1000 lbs) to be added to the main hanger next to the 45 degree end clip on request.

TY-BACK HANGER

7

Consult with NCA Technical Department for Hanger Length Less than 175mm (7”)

NCA recommends the use of bearing plates under hanger end clips for hanger loads greater than 26kN (6000 lbs) when used on concrete girders or supports.Please consult with NCA Technical Department for custom made hangers with loadsother than that listed in this calalog.

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Type #2 - 90° - 45° Haunch Angle Hanger (HRH-A) - 25mm (1”)

Type #3 - 90° - 45° Haunch Angle Hanger (HRH-A) - 38mm (1-1/2”)

Haunch Angle Hanger HRH-A is used to form fascia overhangs on projects having a 1” (25mm) or 38mm (1-1/2”) haunch condition. The hanger is fabricated with a 13mm (1/2”) dia. 90° HRH-A end clip and a 13mm (1/2”) dia. 45° HFR end clip.

Haunch relief heights: Type #2 HRH-A is 25mm (1”). Type #3 HRH-A is 38mm (1-1/2”).

SPECIFY

INFORMATION REQUIRED TO ORDERTYPE COATING GIRDER FLANGE WIDTHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HRH-A #3 HDG

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

WARNING: Lateral forces must be properly reacted in order to prevent hanger movement.

45° Precast Angle Hanger (PHFR-HA) & (PHHFR-HA)

Precast Angle Half Hanger PHFR-HA/PHHFR-HA is designed to be cast into the top of a concrete girder and subsequently support the fascia overhang formwork. Available with a 13mm (1/2”) dia. 45° end clip Standard (PHFR-HA) and Heavy (PHHFR-HA) configurations.

SPECIFY

INFORMATION REQUIRED TO ORDERCOATING QUANTITY PRODUCT NAME

Example 200 PHFR-HA STD HDG

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)NB. Precast Hangers can be Made to Custom Lengths Upon Request.

4.5M Standard 20.1 kN (4,500 lbs) 6M 1/2” Heavy Duty 26.7 kN (6,000 lbs) 10M 3/4” Heavy Duty 45.0 kN (10,000 lbs)

SAFE WORKING LOAD

Per side @ Approximate 2:1 Safety Factor

13.4 kN (3,000 lbs)SAFE WORKING LOAD

Per side @ Approximate 2:1 Safety Factor

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

ANGLE HANGER

L

H min. 102mm

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HK 45° TY-DOWN HANGER (HHFR-HKA)

Heavy Hanger HHFR-HKA is manufactured with a 13mm (1/2”) diameter 45° end clip welded to one end of the hanger’s strut. This hanger is also available in 20mm (3/4”) system fabricated with ends to accommodate 20mm (3/4”) rods, for higher loads. The other end of the strut has a reinforced, 180° wraparound configuration. The wraparound end is fabricatedto slip over the flange of a steel bridge beam. Also available for hanger loads using 20mm (3/4”) ends.

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

INFORMATION REQUIRED TO ORDERCOATING

HDG

SPECIFY GIRDER FLANGE WIDITH

GIRDER FLANGE THICKNESSQUANTITY PRODUCT

NAMEExample 200 350mm (14”) HHFR-HKA

HDGExample 200 350mm (14”) 3/4” HHFR-HKAP

25mm (1”)

32mm (1 1/4”)

3.8M 1/2” System Standar17.0 kN (3,800 lbs) 6M 1/2” System 1/2” He 26.7 kN (6,000 lbs) 10M 3/4” System 45.0 kN (10,000 lbs)

SAFE WORKING LOAD

Per side @ Approximate 2:1 Safety Factor

HHFR-HKA

HHFR-HKAP

For hanger loads greater than 26 kN (6000 lbs), NCA recommends theuse of bearing plates under hanger end clips on concrete girders.Please contact NCA technical department for 12M and 18M hangers orfor greater loads than shown in the catalogue.

TY-DOWN HANGER

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Page 12: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Type #1 - 45° Half Hanger (HFR-HA) and (HFR-HWA)

Half Hanger HFR-HA is fabricated with a 13mm (1/2”) dia. 45°HFR end clip and is available in two styles. The 45° HFR-HA Angle Half Hanger is welded to the beam hanger and sup-ports the fascia formwork.

The 45° Half Hanger HFR-HA style has a shaped strut to facilitate welding the top surface of a steel fascia beam.

Half Hanger HFR-HWA style has a straight strut and is normal-ly welded to the stirrups of a concrete beam.

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

CAUTION: Care should be exercised when welding any hanger. See related note in the General information section.

NB. All welding to be performed by qualified personnel.

Type #1 - 45° Adjustable Half Hanger (HFR-HAJ-A)

Adjustabe Half Hanger HFR-HAJ-A is designed to support the fascia overhang formwork on projects where welding is not permitted. The hanger consists of a 13mm (1/2”) dia. 45° end clip welded to a length of 13mm (1/2”) Lag threaded rod. One or two stirrup clips are positioned on the threaded rod and are retained by two lagnuts each. Standard unit is 230mm (9”) long overall with one stirrup clip. Minimum overall length is 6” (150mm).

45°Angle Half Hanger HFR-HA STEEL

45°Angle Half Hanger HFR-HWA CONCRETE

SPECIFY

INFORMATION REQUIRED TO ORDER

COATING QUANTITY PRODUCT NAME

Example 200

LENGTH

350mm (14”) HFR-HAJ-A EP

CLIP

1

*Available in Plain Steel (B), Electro Plated (EP)

SAFE WORKING LOAD17.0 kN (3,800 lbs)

SPECIFY

INFORMATION REQUIRED TO ORDER

COATING LENGTHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HFR-HA HDG

@ Approximate 2:1 Safety Factor

1.1M 1 Clip 4.9 kN (1,100 lbs) 3M 2 Clip 13.4 kN (3,000 lbs)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

10

ANGLE HANGER

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*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

SAFE WORKING LOAD TO BE DETERMINEDBY APPLICATION

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

INFORMATION REQUIRED TO ORDERCOATING

HDG

SPECIFY GIRDER FLANGE WIDITHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HHFRL-A

HDGExample 200 350mm (14”) HHFRL-AS

INFORMATION REQUIRED TO ORDERCOATING

HDG

SPECIFY GIRDER FLANGE WIDITHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HHFRL-A

Type #1 - 15° - 45° Angle Hanger (HFRL-A)

15° - 45° Hanger HFRL-A is manufactured with a 13mm (1/2”) dia. 15° HFLR end clip and 13mm (1/2”) dia. 45° end clip welded at each end of the wire strut and is used to support fascia overhang formwork.

Heavy 6M - 15° - 45° Hanger (HHFRL-A)

Heavy 15° - 45° Hangers HHFRL-A are designed to have bolts at 15° in order to support formwork where the 90° hangers provide support too close to the end of the ledgers. Heavy Angle Hanger HHFRL-A is fabricated with a 13mm (1/2”) dia. 15° HHFRL - A end clip welded to one end of the strut and 13mm (1/2”) dia. 45° end clip welded to the other end.

Supplemental Ty-back HHFRL-AS is fabricated similar to the HHFRL-A hanger but has an additional 13mm (1/2”) dia. 90° end clip which allows a vertical tie for improved stability.

LagstudBoltBevelled

Washer

Batter Washer

WARNING: Lateral forces must be properly reacted in order to prevent hanger movement.

SAFE WORKING LOAD17.0 kN (3,800 lbs)

Per side @ Approximate 2:1 Safety Factor

2-1/2”Minimum

1/2”Minimum

5,000 psiConcrete

or greater

3”Minimuminterlock

For hanger loads greater than 26 kN (6000 lbs), NCA recommends theuse of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

ANGLE HANGER

11

Page 14: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Standard Fascia Overhang Bracket (HFOB-STD)

Standard Fascia Overhang Bracket HFOB-STD is a light weight, heavy duty bracket used to form bridge deck overhangs. The bracket can be mounted to steel or concrete girders using the appropriate hanger device. Brackets are easily and quickly preset on the ground. Bracket deflection at maximum load will be approximately 6mm (1/4”) at the exterior end of the bracket. Standard bracket is fabricated with fixed length vertical and diagonal legs and an overall height of 483mm (19”). Precise and uninterrupted grade adjustment of 304mm (12”) above and 304mm (12”) below horizontal is easily ac-complished. The bracket receiver fitting accommodates 13mm (1/2”) hanger systems. Standard Bracket can support load combinations, on the diagonal member.

Recommended Bracket Spacing see pages 21 or Consult NCA’s Technical Department.

BRACKET ACCESSORIES • Supplemental Support Angle• Fascia Overhang Bracket Extension• Guard Rail Adapter Kit are available for the Standard Bracket

NB. Nailing Plate assembly Supplied(fabricated) by user, is recommended at all times on all NCA’s Overhang Brackets.

Guard Rail Adapter

SupplementalSupport Angle

Nailing Plate Assembly

WARNING: Fascia Overhang Brackets should be adjusted to proper grade during normal “dry run” operations. Never attempt an upward adjustment during concrete pouring operation. It is, however, permissible to lower the bracket grade adjustment.

2x4 or 2x6 strip

2x6 Plate

54”2x4 or 2x6 Plate

2x4 or 2x6Nailing Strip

Adjustment

4-1/2”3-1/2”

19”

6”6”

2x4 or 2x6

2x6

SAFE WORKING LOAD13.4 kN (3,000 lbs)

@ Approximate 2:1 Safety Factor

OVERHANG BRACKET

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Guardrail BaseThe single component NCA Guardrail Base provides set back reqirements. The solid galvanized steel construction is sign-ificantly stronger than typical wood fabrications and adds safety and reliability. The Guardrail Base is reusable and fast and simple to install on plywood or concrete surfaces. Meets Load Requirements of Section 26.3 of the Ontario Health and Safety Act and Regulations for Construction Projects (ISBN 0 -7778-9412-2 Rev 06/00), when assembled with other components to form guardrail system complying with the Act.

MISCELLANEOUS

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Page 16: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Adjustable fascia Overhang Bracket (HFOB-ADJ)

Adjustable Fascia Overhang Bracket HFOB-ADJ is similar in description to the Standard bracket shown on page 14. Major distinguishing features are the adjustable vertical and diag-onal legs. The vertical leg has an adjustment range of 558mm (22”) in 51mm (2”) increments. Single 13mm (1/2”) bolt in each leg makes adjustments easy to accomplish. The adjust-able bracket also features a grade adjustment mechanism that allows 305mm (12”) of adjustment at the outboard end of the bracket. The grade adjustment coupled to the adjust-ability of the vertical and diagonal members allows the bracket to satisfy overhang requirements of most precast and/or steel bridge beam applications.

Typical Adjustable Fascia Overhang Bracket Application

Bracket accessories, such as Guard rail Adapter and Extension are available for the Adjustable Fascia Overhang Bracket. Contact your local NCA Representative for additional information.

2 x 4 Guard Rail AdapterRecommended Bracket Spacing see pages 24-26 or Consult NCA’s Technical Department.

See adjustment warning note on page 12

See Fascia Overhang Bracket Extension on Page 17

Ajustment ranges shown are with the gradeadjustment mechanism in neutral position.

8-1/2" 21-1/2"

Vertical Leg30" min. length

50" max. length

2" Increments

12"

Diagonal Leg

12"

Grade Adjustment

6"19-1/2"

Screed Support

Precast Beam

SAFE WORKING LOAD18 kN (4,000 lbs)

@ Approximate 2:1 Safety Factor

CHANNELS(HORIZONTAL)

LEGS(INTER & OUTER)

50(345)

50(345)

65(450)

0.536(8786)

0.784(326,445)

65(450)

SECTION PROPERTIES

Yield Strength(min) ksi (MPa)

Tensile Strength(min) ksi (MPa)

Total Section Modulusin (mm )

Moment of Inertiain (mm )

3 3

4 4

ADJ. RANGE

54” (1372MM) STANDARD LENGTH 71” (1803MM) WITH EXTENDER

30” (762MM

) MIN

IMU

M TO

50” (1270MM

) MA

XIM

UM

ADJ. RANGE

VERTICALINNER PIPE

DIAGONALLINNER PIPE

2” UP / DOWNADJUSTMEMT

VERTICALOUTER PIPE

DIAGONALOUTER PIPE

14

OVERHANG BRACKET

Page 17: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Deep Adjustable Fascia Overhang Bracket (HFOB-ADJ DEEP)

Deep Adjustable Fascia Overhang Bracket HFOB-ADJ DEEP is basically the same as the Adjustable Fascia Overhang Bracket shown on the preceding page with the addition of longer vertical and diagonal members. The addition of longer vertical and diagonal members allows the bracket to be used on deep steel girders, transferring forming loads to the lower section of the girder.

Typical Deep Adjustable Fascia Overhang Bracket Application

NB. Loads should be transferred to the bottom flange of extra Deep Girder, with the use of blocking if necessary. The Girder should be checked to ensure it withstands the load transferred by overhang bracket.

Dimensions shown are taken with adjusting mechanism neutral position.

34-1/2"

11-1/2"

4-1/2"

30"

50"

Vertical Plumb Line

70"

SAFE WORKING LOAD17 kN (3,800 lbs)

@ Approximate 2:1 Safety Factor

CHANNELS(HORIZONTAL)

LEGS(INTER & OUTER)

50(345)

50(345)

65(450)

0.536(8786)

0.784(326,445)

65(450)

SECTION PROPERTIES

Yield Strength(min) ksi (MPa)

Tensile Strength(min) ksi (MPa)

Total Section Modulusin (mm )

Moment of Inertiain (mm )

3 3

4 4

ADJ. RANGE

54” (1372MM) STANDARD LENGTH 71” (1803MM) WITH EXTENDER

50” (1270MM

) MIN

IMU

M TO

70” (1715MM

) MA

XIM

UM

ADJ. RANGE

VERTICALINNER PIPE

DIAGONALLINNER PIPE

2” UP / DOWNADJUSTMEMT

VERTICALOUTER PIPE

DIAGONALOUTER PIPE

OVERHANG BRACKET

Forming asrequired

HFOB-DEEP FasciaOverhang Bracket

2" Typ.

22"

Adjustment

Recommended

4x4 Blocking

450-900

Hanger

2” T

yp.

Ad

just

fro

m

50”

Min

imu

m t

o70

”Max

imu

m

ScreedSupport

15

Page 18: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Ideal for use on steel or concrete girders with the NCA 20mm (3/4”) Hangers.

NCAB-89-L Overhang Bracket

As with any support bracket, the working load depends on the loading condition, the bracket’s vertical height, connection hardware and support location and thus has a variable safe working load.

LEG(DIAGONAL)

42(290)

SECTION PROPERTIES CHANNELS(HORIZONTAL)

LEG(VERTICAL)

Yield Strength(min) ksi (MPa)

Tensile Strength(min) ksi (MPa)

Total Section Modulusin (mm )

Moment of Inertiain (mm )

50(345)

50(345)

58(400)

65(450)

4,796(78,587)

14,387(5,988,321)

65(450)

3 3

4 4

SAFE WORKING LOAD26.8 kN (6,000 lbs)

@ Approximate 2:1 Safety Factor

2286mm (90”) LENGTH

762mm

(30”) MIN

IMU

M TO

1727mm

(68”) MA

XIM

UM

OVERHANG BRACKET

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Page 19: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

NB. Sketches are for illustration only.

HFOB - STD- Overhang Bracket and Exterior Hanger SpacingFor use on Fascia Overhang on Steel/Precast Girder

Precast Girder Application

Steel Girder Application

Standard FasciaOverhang Bracket

Precast Concrete Girder

Lagstud BoltConfigurationSupplement

45°-90° Hanger withSupplement

Screed Support

Overhang Width

GIRDER APPLICATION

45°-90° HangerSlabThickness

GuardRail

Walkway

Extension

“D”

Dim

“A” Dim

Overhang Width

17

Page 20: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

For 24” (610) Overhang Width (HFOB-STD)

For 36” (610) Overhang Width (HFOB-STD)

g (Lbs)KTEKCARBREPDAOLDEERCS086 765 354 043 522 311 0 EPYT

GNICAPSLEEHWDEERCS )"56.41(273=NOISNEMID"A")"42(016=

mm005)"02(

519)63(

0221)84(

5251)06(

5761)66(

5822)09(

8342)69(

8342)69( HBTH

016)42(

067)03(

519)63(

5601)24(

0221)84(

5251)06(

5281)27( A-RFH

754)81(

754)81(

016)42(

067)03(

519)63(

5601)24(

0731)45( A-HRH

mm005)"02(

519)63(

5601)24(

0731)45(

5281)27(

0891)87(

5822)09(

8342)69( HBTH

016)42(

016)42(

067)03(

519)63(

5601)24(

0731)45(

5251)06( A-RFH

754)81(

754)81(

016)42(

016)42(

067)03(

5601)24(

0221)84( A-HRH

mm005)"02(

519)63(

5601)24(

0731)45(

5761)66(

5281)27(

0312)48(

5822)09( HBTH

016)42(

016)42(

067)03(

519)63(

5601)24(

0221)84(

0731)45( A-RFH

754)81(

754)81(

016)42(

016)42(

067)03(

519)63(

5601)24( A-HRH

mm005)"02(

519)63(

5601)24(

0731)45(

5251)06(

5761)66(

5281)27(

0312)48( HBTH

016)42(

016)42(

067)03(

067)03(

519)63(

5601)24(

0731)45( A-RFH

754)81(

754)81(

754)81(

016)42(

067)03(

519)63(

5601)24( A-HRH

mmmm

Design CriteriaConcrete Loading = 2000 kg/m3

(150 lbs/ft3)Live Load = 1200 kg/m3

(75 lbs/ft3)Walkway Load = 1200 kg/m3

(75 lbs/ft3)Screed 8 - Wheel MachineWheel Spacing - 610 mm (24") c/c* Lumber must be checked to make sure it will span selected spacing.*Contact NCA’s Technical ServiceDepartment for recommended spacing,when conditions of your project vary from the design criteria.

LOAD TRANSFERCONTRACTOR IS TO VERIFY WITH

STRUCTURAL ENGINEERTHE CAPACITY OF STRUCTURE TO

SUSTAIN IMPOSED LOADS.

g (Lbs)KTEKCARBREPDAOLDEERCS086 765 354 043 522 311 0 EPYT

GNICAPSLEEHWDEERCS )"56.41(273=NOISNEMID"A")"42(016=

mm005)"02(

*554)81(

*554)81(

*554)81(

*016)42(

*519)63(

0221)84(

5251)06( HBTH

*554)81(

*554)81(

*554)81(

*016)42(

*519)63(

5601)24(

0731)45( A-RFH

*554)81(

*554)81(

*554)81(

*016)42(

*519)63(

5601)24( A-HRH

mm005)"02(

*554)81(

*554)81(

*554)81(

*016)42(

*519)63(

0221)84(

5251)06( HBTH

*554)81(

*554)81(

*554)81(

*016)42(

*519)63(

5601)24(

0221)84( A-RFH

*554)81(

*554)81(

*554)81(

*016)42(

*067)03(

*519)63( A-HRH

mm005)"02(

*554)81(

*554)81(

*554)81(

*016)42(

519)63(

5601)24(

0731)45( HBTH

*554)81(

*554)81(

*554)81(

*016)42(

*067)03(

519)63(

5601)24( A-RFH

*554)81(

*554)81(

*554)81(

*016)42(

*016)42(

*067)03( A-HRH

mm005)"02(

*554)81(

*554)81(

*554)81(

*016)42(

067)03(

5601)24(

0731)45( HBTH

*554)81(

*554)81(

*554)81(

*016)42(

067)03(

067)03(

519)63( A-RFH

*554)81(

*554)81(

*554)81(

*016)42(

067)03( A-HRH

mmmm

* Supplement required to maintain stability.

SLABTHICKNESS

DEPTH“D”

SLABTHICKNESS

DEPTH“D”

150mm(6”)

200mm(8”)

300mm(12”)

250mm(10”)

150mm(6”)

200mm(8”)

300mm(12”)

250mm(10”)

(1500) (1250) (1000) (750) (500) (250) (0)

(1500) (1250) (1000) (750) (500) (250) (0)

LOAD TABLES

18

Page 21: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

LOAD TRANSFERCONTRACTOR IS TO VERIFY WITH

STRUCTURAL ENGINEERTHE CAPACITY OF STRUCTURE TO

SUSTAIN IMPOSED LOADS.

Design CriteriaConcrete Loading = 2000 kg/m3

(150 lbs/ft3)Live Load = 1200 kg/m3

(75 lbs/ft3)Walkway Load = 1200 kg/m3

(75 lbs/ft3)Screed 8 - Wheel MachineWheel Spacing - 610 mm (24") c/c* Lumber must be checked to make sure it will span selected spacing.*Contact NCA’s Technical ServiceDepartment for recommended spacing,when conditions of your project vary from the design criteria.

For 1220mm (48”) Overhang Width (HFOB-STD)

* Supplement required to maintain stability.

BALSSSENKCIHT

HTPED"D" "

)sbL(gKTEKCARBREPDAOLDEERCS

086 765 354 043 522 311 0 EPYT

)"56.41(273=NOISNEMID"A")"42(016=GNICAPSLEEHWDEERCS

mm051)"6((

mm005)"02(

*554)81(

*016)42(

*067)03( HBTH

*554)81(

*016)42(

*067)03( A-RFH

*554)81(

*016)42(

*067)03( A-HRH

mm002"8( )

mm005)"02(

*554)81(

*016)42(

*067)03( HBTH

*554)81(

*016)42(

*067)03( A-RFH

*554)81(

*554)81(

*016)42( A-HRH

mm052)"011(1

mm005)"02(

*554)81(

*554)81(

*067)03( HBTH

*554)81(

*554)81(

*067)03( A-RFH

*554)81(

*554)81(

*016)42( A-HRH

mm003)"21(

mm005)"02(

*554)81(

*554)81(

*016)42( HBTH

*554)81(

*554)81(

*016)42( A-RFH

*554)81(

*554)81( A-HRH

mmmm(1500) (1250) (1000) (750) (500) (250) (0)

Walkway

Second Pour

Tyloop cast into Girder

HFOB-HIA

Precast BoxGirder

OverhangBracket

Slab

OVERHANG

19

Page 22: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

BOB Wall PlateThe Wall Plate Assembly is an optional device that allows direct attachment of either HFOB-ST, HFOB-ADJ or HFOB-ADJ DEEP Bridge Overhang Bracket to an insert that has been cast into a precast concrete bridge beam. The BOB Assembly has two pieces, the Wall Plate and the Washer. Both piecesare manufactured with machined threads on their face to limit vertical adjustment of the bracket. To attach the Wall Plate to a bridge bracket, remove the rear 13mm (1/2”) Hex bolt, nut and spacer pipe from the horizontal channels of the bracket and replace with BOB Wall Plate. Reuse the 13mm (1/2”) Hex Bolt and nut to complete the installation of the wall plate to the bracket.

Wall PlateAssembly

3/4” Bolt

Cast-in Insert(sa specified)

BridgeOverhang

Bracket

1/” InsertSetback

2-1/2”

1-1/4”

20

WALL PLATE

Page 23: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Steel Girder Application

Precast Girder Application

HFOB - ADJ - Overhang Bracket and Exterior Hanger SpacingFor use on Fascia Overhang on Steel/Precast Girder

Walkway

“A” Dim

Second Pour First Pour

Overhang Width

Slab Thickness

“D”

Dim

Screed Support

Adjustable FasciaOverhang Bracket

Precast

Lagstud Bolt

450-900 Hanger

Overhang Width

ScreedSupport

Extension

GIRDER APPLICATION

21

Page 24: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

LOAD TRANSFERCONTRACTOR IS TO VERIFY WITH

STRUCTURAL ENGINEERTHE CAPACITY OF STRUCTURE TO

SUSTAIN IMPOSED LOADS.

Design CriteriaConcrete Loading = 2000 kg/m3

(150 lbs/ft3)Live Load = 1200 kg/m3

(75 lbs/ft3)Walkway Load = 1200 kg/m3

(75 lbs/ft3)Screed 8 - Wheel MachineWheel Spacing - 610 mm (24") c/c* Lumber must be checked to make sure it will span selected spacing.*Contact NCA’s Technical ServiceDepartment for recommended spacing,when conditions of your project vary from the design criteria.

For 24” (610mm) Overhang Width (HFOB-ADJ)

BALS“D”

(6”)

(8”)

(10)

(12)

THICKNESSHTPED

Kg (Lbs)TEKCARBREPDAOLDEERCS086 765 354 043 522 311 0 EPYT

GNICAPSLEEHWDEERCS )"56.41(273=NOSINEMID"A")"42(016=

mm051

mm577)"13(

0221

(1500) (1250) (1000) (750) (500) (250) (0)

)84(5251)06(

5761)66(

0891)87(

5822)09(

8342)69(

8342)69( HBTH

016)42(

067)03(

519)63(

5601)24(

0221)84(

5251)06(

5281)27( A-RFH

554)81(

554)81(

016)42(

067)03(

519)63(

5601)24(

0731)45( A-HRH

mm0001)"04(

0221)84(

5251)06(

5761)66(

0891)87(

5822)09(

8342)69(

8342)69( HBTH

016)42(

067)03(

519)63(

5601)24(

0221)84(

5251)06(

5281)27( A-RFH

554)81(

554)81(

016)42(

067)03(

519)63(

5601)24(

0731)45( A-HRH

mm5221)"94(

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5761)66(

0891)87(

5822)09(

8342)69(

8342)69( HBTH

016)42(

067)03(

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5601)24(

0221)84(

5251)06(

5281)27( A-RFH

554)81(

554)81(

016)42(

067)03(

519)63(

5601)24(

0731)45( A-HRH

mm002

mm577)"13(

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5251)06(

5281)27(

0891)87(

5822)09(

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016)42(

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5601)24(

0221)84( A-HRH

mm0001)"04(

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0891)87(

5822)09(

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067)03(

519)63(

5601)24(

0731)45(

5251)06( A-RFH

554)81(

554)81(

016)42(

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067)03(

5601)24(

0221)84( A-HRH

mm5221)"94(

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5251)06(

5281)27(

0891)87(

5822)09(

8342)69( HBTH

016)42(

016)42(

067)03(

519)63(

5601)24(

0731)45(

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mm052

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0731)45(

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0312)48(

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519)63(

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0221)84(

0731)45( A-RFH

554)81(

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067)03(

519)63(

5601)24( A-HRH

mm0001)"04(

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0731)45(

5761)66(

5281)27(

0312)48(

5822)09( HBTH

016)42(

016)42(

067)03(

519)63(

5601)24(

0221)84(

0731)45( A-RFH

554)81(

554)81(

016)42(

016)42(

067)03(

519)63(

5601)24( A-HRH

mm5221)"94(

5601)24(

0221)84(

0731)45(

5761)66(

5281)27(

0312)48(

5822)09( HBTH

016)42(

016)42(

067)03(

519)63(

5601)24(

0221)84(

0731)45( A-RFH

554)81(

554)81(

016)42(

016)42(

067)03(

519)63(

5601)24( A-HRH

mm003

mm577)"13(

5601)24(

0221)84(

0731)45(

5251)06(

5761)66(

5281)27(

0312)48( HBTH

016)42(

016)42(

067)03(

067)03(

519)63(

5601)24(

0731)45( A-RFH

554)81(

554)81(

554)81(

016)42(

067)03(

519)63(

5601)24( A-HRH

mm0001)"04(

5601)24(

0221)84(

0731)45(

5251)06(

5761)66(

5281)27(

0312)48( HBTH

016)42(

016)42(

016)42(

067)03(

519)63(

5601)24(

0731)45( A-RFH

554)81(

554)81(

554)81(

016)42(

067)03(

519)63(

5601)24( A-HRH

mm5221)"94(

5601)24(

0221)84(

0731)45(

5251)06(

5761)66(

5281)27(

0312)48( HBTH

016)42(

016)42(

067)03(

067)03(

519)63(

5601)24(

0731)45( A-RFH

554)81(

554)81(

554)81(

016)42(

067)03(

519)63(

5601)24( A-HRH

mmmm

22

LOAD TABLE

Page 25: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

For 36” (915) Overhang Width (HFOB-ADJ)

LOAD TRANSFERCONTRACTOR IS TO VERIFY WITH

STRUCTURAL ENGINEERTHE CAPACITY OF STRUCTURE TO

SUSTAIN IMPOSED LOADS.

Design CriteriaConcrete Loading = 2000 kg/m3

(150 lbs/ft3)Live Load = 1200 kg/m3

(75 lbs/ft3)Walkway Load = 1200 kg/m3

(75 lbs/ft3)Screed 8 - Wheel MachineWheel Spacing - 610 mm (24") c/c* Lumber must be checked to make sure it will span selected spacing.*Contact NCA’s Technical ServiceDepartment for recommended spacing,when conditions of your project vary from the design criteria.

CIHBALS

SSENKT """ """HTPED

D""

g (Lbs)KTEKCARBREPDAOLDEERCS086 765 354 043 522 311 0 EPYT

GNICAPSLEEHWDEERC )"56.41( mm273 = NOISNES MID"A")"42(016=

mm577)"13(

5601)24(

0221)84(

0731)45(

5251)06(

5761)66(

5281)27(

0312)48( HBTH

016)42(

016)42(

067)03(

067)03(

519)63(

5601)24(

0731)45( A-RFH

554)81(

554)81(

554)81(

016)42(

067)03(

519)63(

5601)24( A-HRH

mm0001)"04(

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5281)27(

0312)48( HBTH

016)42(

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067)03(

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519)63(

5601)24(

0731)45( A-RFH

554)81(

554)81(

554)81(

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519)63(

5601)24( A-HRH

mm5221)"94(

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0221)84(

0731)45(

5251)06(

5761)66(

5281)27(

0312)48( HBTH

016)42(

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067)03(

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519)63(

5601)24(

0731)45( A-RFH

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5601)24( A-HRH

mm577)"13(

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0221)84(

0731)45(

5251)06(

5761)66(

5281)27( HBTH

554)81(

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067)03(

519)63(

5601)24(

0221)84( A-RFH

554)81(

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519)63( A-HRH

mm0001)"04(

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5601)24(

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0731)45(

5251)06(

5761)66(

5281)27( HBTH

554)81(

016)42(

016)42(

067)03(

519)63(

5601)24(

0221)84( A-RFH

554)81(

554)81(

554)81(

016)42(

016)42(

067)03(

519)63( A-HRH

mm5221)"94(

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5601)24(

0221)84(

0731)45(

5251)06(

5761)66(

5281)27( HBTH

554)81(

016)42(

016)42(

067)03(

519)63(

5601)24(

0221)84( A-RFH

554)81(

554)81(

554)81(

016)42(

016)42(

067)03(

519)63( A-HRH

mm577)"13(

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5601)24(

0221)84(

0731)45(

5251)06(

5761)66( HBTH

554)81(

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519)63(

5601)24( A-RFH

554)81(

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mm0001)"04(

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5601)24( A-RFH

554)81(

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mm5221)"94(

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5601)24(

0221)84(

0731)45(

5251)06(

5761)66( HBTH

554)81(

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519)63(

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554)81(

554)81(

554)81(

554)81(

016)42(

016)42(

067)03( A-HRH

mm577)"13(

067)03(

519)63(

519)63(

5601)24(

0221)84(

0731)45(

5251)06( HBTH

554)81(

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016)42(

016)42(

067)03(

067)03(

519)63( A-RFH

554)81(

554)81(

554)81(

554)81(

016)42(

067)03( A-HRH

mm0001)"04(

067)03(

519)63(

519)63(

5601)24(

0221)84(

0731)45(

5251)06( HBTH

554)81(

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016)42(

016)42(

067)03(

067)03(

519)63( A-RFH

554)81(

554)81(

554)81(

554)81(

016)42(

067)03( A-HRH

mm5221)"94(

067)03(

519)63(

519)63(

5601)24(

0221)84(

0731)45(

5251)06( HBTH

554)81(

554)81(

016)42(

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519)63( A-RFH

554)81(

554)81(

554)81(

554)81(

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mm(1500) (1250) (1000) (750) (500) (250) (0)

200mm(8”)

250mm(10”)

300mm(12”)

150mm(6”)

LOAD TABLE

23

Page 26: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

LOAD TRANSFERCONTRACTOR IS TO VERIFY WITH

STRUCTURAL ENGINEERTHE CAPACITY OF STRUCTURE TO

SUSTAIN IMPOSED LOADS

Design CriteriaConcrete Loading = 2000 kg/m3

(150 lbs/ft3)Live Load = 1200 kg/m3

(75 lbs/ft3)Walkway Load = 1200 kg/m3

(75 lbs/ft3)Screed 8 - Wheel MachineWheel Spacing - 610 mm (24") c/c* Lumber must be checked to make sure it will span selected spacing.*Contact NCA’s Technical ServiceDepartment for recommended spacing,when conditions of your project vary from the design criteria.

For 48” (1220mm) Overhang Width (HFOB-ADJ)

g (Lbs)KTEKCARBREPDAOLDEERCS086 765 354 043 522 311 0 EPYT

GNICAPSLEEHWDEERCS )"56.41(273=NOSINEMID"A")"42(016=

mm577)"13(

*016)42(

*067)03(

*519)63(

5601)24(

0731)45(

5251)06(

5761)66( HBTH

*554)81(

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519)63(

5601)24( A-RFH

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016)42(

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mm0001)"04(

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554)81(

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5601)24( A-RFH

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mm5221)"94(

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554)81(

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554)81(

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mm577)"13(

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mm5221)"94(

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016)42(

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554)81(

554)81(

016)42( A-HRH

mmmm(1500) (1250) (1000) (750) (500) (250) (0)

200mm(8”)

250mm(10”)

300mm(12”)

150mm(6”)

""" """HTPED

D""CIHBALS

SSENKT

LOAD TABLE

24

Page 27: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Steel Girder Application

HFOB - ADJ - DEEP Overhang Bracket and Exterior Hanger Spacing For use on Fascia Overhang on Steel/Precast Girder

Walkway

“A” Dim

Second Pour First Pour

Overhang Width

SlabThickness

“D”

Dim

4x4 Wood Blocking

Joist spaced at16" MaximumCenters

Screed Support

NB. Sketches are for illustration only.

GIRDER APPLICATION

25

Page 28: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

LOAD TRANSFERCONTRACTOR IS TO VERIFY WITH

STRUCTURAL ENGINEERTHE CAPACITY OF STRUCTURE TO

SUSTAIN IMPOSED LOADS

Design CriteriaConcrete Loading = 2000 kg/m3

(150 lbs/ft3)Live Load = 1200 kg/m3

(75 lbs/ft3)Walkway Load = 1200 kg/m3

(75 lbs/ft3)Screed 8 - Wheel MachineWheel Spacing - 610 mm (24") c/c* Lumber must be checked to make sure it will span selected spacing.*Contact NCA’s Technical ServiceDepartment for recommended spacing,when conditions of your project vary from the design criteria.

For 24” (610mm) Overhang Width (HFOB-ADJ-DEEP)

g (Lbs)KTEKCARBREPDAOLDEERCS086 765 354 043 522 311 0 EPYT

GNICAPSLEEHWDEERCS )"56.41(273=NOSINEMID"A")"42(016=

mm0521)"05(

0221)84(

5251)06(

5761)66(

0891)87(

5822)09(

8342)69(

8342)69( HBTH

016)42(

067)03(

519)63(

5601)24(

0221)84(

5251)06(

5281)27( A-RFH

554)81(

554)81(

016)42(

067)03(

519)63(

5601)24(

0731)45( A-HRH

mm0051)"06(

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5251)06(

5761)66(

0891)87(

5822)09(

8342)69(

8342)69( HBTH

016)42(

067)03(

519)63(

5601)24(

0221)84(

5251)06(

5281)27( A-RFH

554)81(

554)81(

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519)63(

5601)24(

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mm5761)"76(

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0891)87(

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mm5761)"76(

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0731)45( A-RFH

554)81(

554)81(

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067)03(

519)63(

5601)24( A-HRH

mmmm

200mm(8”)

250mm(10”)

300mm(12”)

150mm(6”)

""" """HTPED

D""CIHBALS

SSENKT (1500) (1250) (1000) (750) (500) (250) (0)

.

LOAD TABLE

26

Page 29: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

For 36” (915) Overhang Width (HFOB-ADJ-DEEP)

LOAD TRANSFERCONTRACTOR IS TO VERIFY WITH

STRUCTURAL ENGINEERTHE CAPACITY OF STRUCTURE TO

SUSTAIN IMPOSED LOADS.

Design CriteriaConcrete Loading = 2000 kg/m3

(150 lbs/ft3)Live Load = 1200 kg/m3

(75 lbs/ft3)Walkway Load = 1200 kg/m3

(75 lbs/ft3)Screed 8 - Wheel MachineWheel Spacing - 610 mm (24") c/c* Lumber must be checked to make sure it will span selected spacing.*Contact NCA’s Technical ServiceDepartment for recommended spacing,when conditions of your project vary from the design criteria.

g (Lbs)KTEKCARBREPDAOLDEERCS086 765 354 043 522 311 0 EPYT

)"56.41(273=NOSINEMID"A")"42(016=GNICAPSLEEHWDEERCS

mm0521)"05(

5601)24(

0221)84(

0731)45(

5251)06(

5761)66(

5281)27(

0312)48( HBTH

016)42(

016)42(

067)03(

067)03(

519)63(

5601)24(

0731)45( A-RFH

554)81(

554)81(

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519)63(

5601)24( A-HRH

mm0051)"06(

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0731)45(

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5761)66(

5281)27(

0312)48( HBTH

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0731)45( A-RFH

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mm5761)"76(

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mmmm

SLABTHICKNESS

DEPTH“D”

150mm(6”)

200mm(8”)

250mm(10”)

300mm(12”)

(1500) (1250) (1000) (750) (500) (250) (0)

LOAD TABLE

27

Page 30: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

LOAD TRANSFERCONTRACTOR IS TO VERIFY WITH

STRUCTURAL ENGINEERTHE CAPACITY OF STRUCTURE TO

SUSTAIN IMPOSED LOADS.

Design CriteriaConcrete Loading = 2000 kg/m3

(150 lbs/ft3)Live Load = 1200 kg/m3

(75 lbs/ft3)Walkway Load = 1200 kg/m3

(75 lbs/ft3)Screed 8 - Wheel MachineWheel Spacing - 610 mm (24") c/c* Lumber must be checked to make sure it will span selected spacing.*Contact NCA’s Technical ServiceDepartment for recommended spacing,when conditions of your project vary from the design criteria.

For 48” (1220mm) Overhang Width (HFOB-ADJ-DEEP)

SLABTHICKNESS

150mm(6”)

(1500) (1250) (1000) (750) (500) (250) (0)

200mm(8”)

250mm(10”)

300mm(12”)

DEPTH“D”

g (Lbs)KTEKCARBREPDAOLDEERCS086 765 354 043 522 311 0 EPYT

)"56.41(273=NOSINEMID"A")"42(016=GNICAPSLEEHWDEERCS

mm0521)"05(

016)42(

067)03(

067)03(

0221)84(

0731)45(

5251)06(

5761)66( HBTH

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554)81(

016)42(

016)42(

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519)63(

5601)24( A-RFH

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016)42( A-HRH

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5601)24(

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554)81(

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mm5761)"76(

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519)63(

5601)24(

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554)81(

554)81(

554)81(

016)42(

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554)81(

554)81(

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mmmm

LOAD TABLE

28

Page 31: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Hanging Systems for Concrete Construction

INTERIOR FORM

INTERIOR FORM

29

Page 32: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Heavy Ty-Back 90°-90° Hanger (HTBH)

Heavy Ty-Back Hanger HTBH is used to support bridge deck interior formwork. The 90° - 90° Ty-Back Hanger is specially designed to react lateral forces prevalent in many forming conditions. The 90° - 90° Ty-Back Hanger is fabricated with two 13mm (1/2”) Ty-Back end clips welded to a wire strut. This hangeris also available in 20mm (3/4”) and system fab-ricated with ends to accommodate 20mm (3/4”) rods, for higher loads.

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

INFORMATION REQUIRED TO ORDERCOATING

HDG

SPECIFY GIRDER FLANGE WIDTHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HTBH

HDGExample 200 350mm (14”) 20mm (3/4”)-HTBH

TYPE #1 - 90° - 90° HANGER (HFR)

Hanger HFR consists of two 13mm (1/2”) dia. 90° pressed steel HFR end clips welded to a single wire strut. The hanger permits installation and adjustment from atop the deck. The 90° - 90° HFR Hanger has a nominal 10mm (3/8”) haunch relief.

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

INFORMATION REQUIRED TO ORDERCOATING

HDG

SPECIFY GIRDER FLANGE WIDTHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HFRFlange

SAFE WORKING LOAD 16.9 kN (3,800 lbs)

Per side @ Approximate 2:1 Safety Factor

6M 1/2” System 26.7 kN (6,000 lbs)10M 3/4” System 45.0 kN (10,000 lbs)12M 3/4” System 53.3 kN (12,000 lbs) 18M 3/4” System Double Hanger 80.0 kN (18,000 lbs)

SAFE WORKING LOAD

Per side @ Approximate 2:1 Safety Factor

TY-BACK HANGER

30

NB. When hangers are used on concrete beams, the safe working load shown is based on a minimum concrete flange thickness of 5" and beams made with normal weight concrete having reached a minimum compressive strength of 5,000 psi. For hangers used on concrete beams with conditions not meeting these requirements please contact NCA Technical Department.

NCA recommends the use of bearing plates under hanger end clips for hanger loads greater than 26kN (6000 lbs) when used on concrete girders or supports.Please consult with NCA Technical Department for custom made hangers with loadsother than that listed in this calalog.

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Type #2 - 90°-90° Haunch Hanger (HRH)

Type #3 - 90°-90° Haunch Hanger (HRH)

Haunch Hanger HRH is similar to the Standard HFR Hanger.

Haunch relief heights: Type #2 HRH is 25mm (1”) Type #3 HRH is 38mm (1.5”)

90° Precast Half Hanger (PHFR-H) and (PHTBH-H)

Precast Half Hangers PHFR-H/PHTBH-H are fabricated with a13mm (1/2”) dia. 90° HFR end clip and is designed to be cast into the top of a concrete girder. Available in standard and heavy.

SPECIFY

INFORMATION REQUIRED TO ORDER

COATING QUANTITY PRODUCT NAME

Example 200 350mm (14”) PHFR-H STD HDG

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

GIRDER FLANGE WIDTH

SPECIFY

INFORMATION REQUIRED TO ORDER

COATING TYPEGIRDER FLANGE WIDTHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HRH HDG#3

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

1” or 1-1/2” Haunch

Min. 1/4” Concrete

Cover

NB. Consult with the NCA Technical Department for hangers with higher loads

NB. Precast Hangers can be Made to Custom Lengths Upon Request.

SAFE WORKING LOAD 13.4 kN (3,000 lbs)

Per side @ Approximate 2:1 Safety Factor

3.5M 1/2” Standard 15.5 kN (3,500 lbs) 6M 1/2” Heavy Duty 26.7 kN (6,000 lbs) 10M 3/4” Standard 45.0 kN (10,000 lbs)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

H min. 102mm

L

HANGER

31

Page 34: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

90° Ty-Down Hanger (HTBH-HK)

Ty-Back Ty-Down Hanger HTBH-HK is manufactured with a 13mm (1/2”) diameter 90° end clip welded to one end of the hanger’s strut. The other end of the strut has a reinforced, 180° wraparound configuration. The wraparound end is fabricated to slip over the flange of a steel bridge beam. Thishanger is also available in a 20mm (3/4”) system fabricated with ends to accommodate 20mm (3/4”) rods, for higher loads.

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

INFORMATION REQUIRED TO ORDER

COATING

HDG

SPECIFY FLANGEWIDITH

FLANGETHICKNESSQUANTITY PRODUCT

NAMEExample 200 350mm (14”) HTBH-HK

HDGExample 200 350mm (14”) 3/4”-HTBH-HK

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

INFORMATION REQUIRED TO ORDER

COATING

HDG

SPECIFY FLANGEWIDITH

FLANGETHICKNESSQUANTITY PRODUCT

NAMEExample 200 350mm (14”) 20mm (3/4”)

22mm (7/8”)

22mm (7/8”)

HFR-HK

CAUTION: Care should be exercised when welding any hanger. See related note in the General information section.

3.8M 1/2” Type 1 16.9 kN (3,800 lbs)

SAFE WORKING LOAD@ Approximate 2:1 Safety Factor

6M 1/2” Heavy 26.7 kN)6,000 lbs10M 3/4” Heavy 45.5 kN)10,000 lbs

SAFE WORKING LOAD@ Approximate 2:1 Safety Factor

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

HANGER

32

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Type #1 - 90° Half Hanger (HFR-HW), (HFR-H)

Type #2 - 90° Haunch Half Hanger (HRH-HW), (HRH-H) Type #3 - 90° Haunch Half Hanger (HRH-HW), (HRH-H)

Half Hangers HRR-H/HFR-HW and Haunch Hangers HRH-HHRH-HW are manufactured with a single 13mm (1/2”) 90° HFR /HRH end clip welded to a wire strut. These units are used where conditions prevent the use of standard double-ended hangers.

The 90° Haunch Half Hanger HFR-H/HRH-H has a jogged strut for attachment to the top of a steel girder.

The 90° Haunch Half Hanger HFR-HW/HRH-HW have a straight strut and are secured to the stirrups of a concrete girder. Length of the Half Hanger and Haunch Half Hanger is 304mm (12”) from the Lagstud centre line to the end of the strut.

Haunch Relief Heights:Type #1 HFR-HW and HFR-H is 10mm (3/8”) haunch.Type #2 HRH-H is 25mm (1”) haunchType #3 HRH-H is 38mm (1.5”) haunch

CAUTION: Care must be exercised when welding or bending a hanger. Field conditions, welding, etc., may limit the hanger to a lower value. Field tests should be conducted to extablish actual safe working loads. Failure to perform field tests may result in premature.

90° Haunch Half Hanger

HRH-H

90° HaunchHalf Hanger

HRH-HW

Weld to re-bar

Weld to Beam

3M HRH 13.4 kN (3,000 lbs)3.5M HRH 15.8 kN (3,500 lbs)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

HANGER

90° Half Hanger (Straight Strut) HFR-HW

90° Half Hanger HRH-H

90° Half Hanger (Straight Strut) HRH-HW

90° Half Hanger HFR-H

SPECIFY

INFORMATION REQUIRED TO ORDER

COATING QUANTITY PRODUCT NAME

Example 200 350mm (14”) PHFR-H STD HDG

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

GIRDER FLANGE WIDTH

33

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Type #1 - 90° Adjustable Half Hanger (HFR-HAJ)

Adjustable Half Hanger HFR-HAJ consists of a 13mm (1/2”)dia. 90° HFR end clip welded to a length of 13mm (1/2”) lag threaded rod. Available with one or two stirrup clips for at-tachment to the bridge beam stirrups. The 90° HFR-HAJ Adjustable Half Hanger is used to support interior deck form-work where one sided hangers are required but welding is not permitted. Standard unit is 230mm (9”) long overall with one stirrup clip. Minimum overall length available is 150mm (6”).

*Available in Plain Steel (B), Electro Plated (EP)

INFORMATION REQUIRED TO ORDER

COATING CLIPS

EP

SPECIFY LENGTHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HFR-HAJ 2

*Available in Plain Steel (B), Electro Plated (EP)

INFORMATION REQUIRED TO ORDER

COATING CLIPS

B

SPECIFY LENGTHQUANTITY PRODUCT NAME

Example 200 350mm (14”) HFRL-HAJ 2

Type #1 - 15° Adjustable Half Hanger (HFRL-HAJ)

Adjustable Half Hanger HFRL-HAJ consists of a 13mm (1/2”) dia. 15° HFRL end clip welded to a length of 13mm (1/2”) Lag threaded rod. Available with one or two stirrup clips for attachment to the bridge beam stirrups. The 15° HFRL-HAJ Adjustable Half Hanger is used to support interior deck form-work where one sided hangers are required but welding isnot permitted. Standard unit is 230mm (9”) long overall with one stirrup clip. Minimum overall length available is 150mm (6”).

1.1M 1 Stirrup Clips 4.9 kN (1,100 lbs) 3M 2 Stirrup Clips 13.4 kN (3,000 lbs)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

1.1M 1 Stirrup Clips 4.9 kN (1,100 lbs) 3M 2 Stirrup Clips 13.4 kN (3,000 lbs)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

HALF HANGER

34

Page 37: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

15°-15° Hanger (HFRL)

Hangers HFRL are designed to have bolts at 15° from the vertical. Where 90° hangers provide support too close to the end of the ledger, the HFRL support is away from the end of ledgers. HFRL Hanger consists of two 13mm (1/2”) dia. 15° pressed steel HFRL end clips welded to a single wire strut. The hanger permits installation and adjustment from atop the deck. The 15°-15° HFRL Hanger has a nominal 10mm (3/8”) haunch relief.

NCA Batter Washers are designed to hold a lagstud at any angle up to 45° without need for wedging. Nail holes are provided for attaching the washers to the walers or strong-backs. Multiple lumber grips on the underside prevent slippage when the washers are not nailed. Available for all lagstud sizes.

Batter Washer

BatterWasher

Tyscru

Lagstud

Washer

Bolt Diametermm (in)

Washer Dimensions)ni(mm

13 mm (½")22 mm (7/8")25 mm (1")29 mm (11/8")35 mm (13/8")38 mm (1½")41 mm (15/8")

89 mm x 89 mm (3½" x 3½")125 mm x 140 mm (5" x 5½")165 mm x 165 mm (6½" x 6½")165 mm x 165 mm (6½" x 6½")170 mm x 170 mm (6¾" x 6¾")175 mm x 175 mm (7" x 7")175 mm x 175 mm (7" x 7")

Washer Heightmm (in)

25mm (1")36 mm (17/16")41 mm (15/8")39 mm (19/16")45 mm (1¾")45 mm (1¾")45 mm (1¾")

3.8M 1/2” Type 1 16.9 kN (3,800 lbs) 6M 1/2” Heavy 26.7 kN (6,000 lbs)10M 3/4” Heavy 45.0 kN (10,000 lbs)18M 3/4” Heavy 80.0 kN (18,000 lbs)

SAFE WORKING LOAD

Per side @ Approximate 2:1 Safety Factor

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the useof bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

35

HANGER

SPECIFY

INFORMATION REQUIRED TO ORDERCOATING QUANTITY PRODUCT NAME

Example 200 350mm (14”) HFRL HDG

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

GIRDER FLANGE WIDTH

Page 38: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

15° Precast Half Hanger (PHFRL-H) and (PHHFRL-H)

Precast Half Hangers PHFRL-H/PHHFRL-H are fabricated with a 1/2” (13mm) dia. 15° HFRL end clip and are designed to be cast into the top of a concrete girder. Available in standard and heavy configurations.

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

INFORMATION REQUIRED TO ORDER

COATING

HDG

SPECIFY QUANTITY PRODUCT NAME

Example 200 PHFRL-H STD.

3.5M Standard 15.6 kN (3,500 lbs) 6M Heavy Duty 26.7 kN (6,000 lbs) 10M 3/4” System 45.0 kN (10,000 lbs)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

NB. Precast Hangers can be Made to Custom Lengths Upon Request.

HALF HANGER

H min. 102mm

L

36

Page 39: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Tyloop Hanger (TLH/HTLH)

Tyloop Hangers TLH/HTLH consist of two 13mm (1/2”) nominal diameter Tyloops and 13mm (1/2”) diameter lagstud (top bar) with two washers and Lagnuts. The Tyloops are bolted to the soffit on the ground, prior to installation, using the cut washers to maintain 3mm (1/8”) setback. This assembly is then fitted in place and the top bolt slipped through the loops over top of the beam flange. This eliminates the need for workers to be under the soffit engaging the Lagstud.

TyHanger (HTH-N)

Tyhanger HTH is a Tyscru type hanger bent to fit over the top flange of a beam. Coils may be flush with the soffit, against a cut washer for a 3mm (1/8”) setback or manufactured as required for proper setback. Principal use is for hanging medium to heavy slabs and fireproofing forms for structural steel.

SPECIFY

INFORMATION REQUIRED TO ORDER

COATING QUANTITY PRODUCT NAME

Example 200 300mm (12”) TLH STD300mm (12”) EP

*Available in Plain Steel (B), Electro Plated (EP)

FLANGE WIDTH DROP

mm .)n(imm .)n(i KN (lbs)KN (lbs)

Approx. UltStrength*

Safe Load*Diameter Min. CoilPenetration

31 2)(1/ 0.0231 2)(1/ 4.33 9.96 54 /4)3(1-91 4)(3

1/ 0.05 301 54 /4)3(1-

52 7.66 451 75 /4)1(2-

41.7 (9,375) 38 (1-1/2)(4,500)0)05(7, 5)17,5(10)52,1 )51( 22,3(20)00,5 )01( 35,4(3

* On Complete Assembly

SPECIFY

INFORMATION REQUIRED TO ORDER

DIAMETERFLANGE WIDTH DROPQUANTITY PRODUCT NAME

Example 200 250mm (2”) 300mm (12”)

SPECIFY COATINGSAFE LOAD

Example 4,500 lbs EP

HTH 13mm (1/2”)

*Available in Plain Steel (B), Electro Plated (EP)

Lagstud BoltWasher

Dro

p

Flange

Lagstud BoltWasher

Dro

p

2.25M Standard 10.0 kN (2,250 lbs)4.5M Heavy Duty 20.0 kN (4,500 lbs)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

TYLOOP HANGER

37

Page 40: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Offset Tyhanger (OTH)

Offset Tyhanger OTH is similar to the Tyhanger, shown on theprevious page, with the addition of outriggers. The outrig-gers support an offset from the pile to allow for proper form-work. The drop should be at least twice the offset. Adequate support must provided to meet stability requirements.

Tyhanger Bearing Plate (THBP)

Bearing Plates THBP for Tyhanger and Offset Tyhanger are available. Plate size for 13mm (1/2”) diameter hangers is 38mm x 64mm (1-1/2” x 2-1/2”) or 19mm x 64mm (3/4” x 2-1/2”) diameter hangers 64mm x 76mm (2” x 2-1/2”) and for 25mm (1”) diameter hangers, 64mm x76mm (2-1/2 x 3”).

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

INFORMATION REQUIRED TO ORDER

COATING

HDG

SPECIFY SIZEQUANTITY PRODUCT NAME

Example 200 300mm (12”) THBP

NB. Adequate support must be provided to meet stability and strength require- ments. The hanger stand-offs are intended for positioning only, they will not support lateral forces nor provide adequate stability without proper formwork. See the application sketch for a typical forming method. Also note, that round piles do not provide a stable surface for the stand-offs.

SPECIFY

SPECIFY

INFORMATION REQUIRED TO ORDER

DIAMETERDROPFLANGE WIDTHQUANTITY

OFFSET SAFE LOAD

PRODUCT NAME

Example

Example

200

12”(300) 4,500lbs

COATING

EP

300mm (12”) 300mm (12”) OTH 13mm (1/2”)

*Available in Plain Steel (B), Electro Plated (EP)

Tyhanger Bearing Plate

Dro

pPile WidthOffset Tyhanger

LagstudWasher

Offset

Stay LathingFillerRequired

BearingPlate

* On Complete Assembly

Diameter

mm .)n(imm .)n(i

Safe Load*

KN (lbs)KN (lbs)

Approx. UltStrength*

Min. CoilPenetration

31 2)(1/ 0.02 7.14 83 1/2)(1-31 2)(1/ 4.33 9.96 54 /4)3(1-91 4)(3

1/ 0.05 301 54 /4)3(1-

52 7.66 451 75 /4)1(2-

0)05(4, 5)739,0)05(7, 5)17,5(10)52,1 )51( 22,3(20)00,5 )01( 35,4(3

(

TYHANGER

38

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Adjustable Joist Hanger (HJB)

Adjustable Joist Hanger HJB is reusable. The HJB hanger is sized to accept all common joist sizes with up to 9” (230mm) adjustment. Also use the same system or decks on steel, precast girders and box culverts. By eliminating stringers, typical deck will require 50% to 70% less lumber than most conventional decking system. HJB are fully adjustable and adaptable to concrete beams, steel girders and box culvert.

SPECIFY

INFORMATION REQUIRED TO ORDER

QUANTITY PRODUCT NAME

Example 200 HJB

*Available in Plain Steel (B)

To obtain spacing for NCA’s Adjustable Joist Hanger, calculate the concrete and form load for the given span for (1) lineal foot and add 75lbs (3.6 kPa) per square foot live load al-lowance. Divide this loading by the safe working load of the Hanger (3,000 lbs ) Multipied by 2, since two hangers will support the given span. The resulting spacing, however, may be limited by the strength of the lumber used. See Adjustable Joist Hanger Spacing Chart.

* Upon request, the NCA Technical Department will, design the forming and spacing of NCA’s Adjustable Joist Hangers for particular deck pours as long as the contract drawings are provided.

GENERAL INFORMATION

SAFE WORKING LOAD13.4 kN (3,000 lbs)

@ Approximate 2:1 Safety Factor

JOIST HANGER

39

Page 42: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Adjustable Joist Hanger (HJB)

This chart can be used to determine the allowable Adjustable Joist Hanger spacing by knowing the maximum clear span and the slab thickness. Pressure is based on 150lbs (23.8kN/m3 per cubic foot concrete (normal weight) and 75lbs (3.59 kPa ) per square foot live load.

NB. If clear span is not an even foot, use the next higher foot on the chart. Plywood deflection limited to L/360”, up to 1/16”. Joist deflection limited to L/360” up to 1/4”. Shade area denotes span limited by Joist material.

Spacings shown are based on lumber and hanger capacity. Always check local codes for compliance whendetermining joist spacing.

Adjustable Joist Hanger Spacing Chart

1.5 m(5'-0")

(4")mm201 2 x 6

2 x 82 x 10

21(533) 23(584)23(584)

15(381)23(584)23(584)

11(279)19(482)23(584)

8(203)14(355)23(584)

7(177)11(279)19(482)

5(127) 9(288)15(381)

aPk0.6f)sp52(1

8

--

(5")mm721

-2 x 62 x 82 x 10

19(482)22(558)22(558)

13(330)22(558)22(558)

10(254)17(431)22(558)

8(203)13(330)21(533)

6(152)10(254)17(431)

8(203)13(330)

aPk6.6f)sp3(1

-

(6")mm251

--2 x 62 x 82 x 10

18(457)21(533)21(533)

12(304)21(533)21(533)

9(228)16(406) 21(533)

7(177)12(304)20(508)

5(127)10(254)15(381)

8(203)12(304)

aPk2.7f)sp05(1

(7")mm871

---2 x 62 x 82 x 10

16(406)20(508)20(508)

11(279)20(508)20(508)

8(203)15(381)20(508)

6(152)11(279)18(457)

5(127) 9(228)14(355)

7(177) 1(279)

aPk8.7f)sp36(1

(8")mm302

--- ---2 x 62 x 82 x 10

15(381)19(482)19(482)

11(279)18(457)19(482)

8(203)13(330)19(482)

6(152)10(254)17(431)

8(203)13(330)

6(152)10(254)

aPk4.8f)sp57(1

(9")mm922

--- ---2 x 62 x 82 x 10

14(355)18(457)18(457)

10(254)17(431)18(457)

7(177)13(330)19(482)

6(152) 10(254)16(406)

7(177)12(304)

6(152)10(254)

aPk0.9f)sp88 (1

(10")mm452

--- ---2 x 62 x 82 x 10

13(330)18(457)18(457)

9(228)16(406)18(457)

7(177)12(304)18(457)

5(127) 9(228)15(381)

7(177)12(304)

5(127) 9(228)

f)sp00(2aPk8.9

1.8 m(6'-0")

2.1 m(7'-0")

2.4 m(8'-0")

2.7 m(9'-0")

3.0 m(10'-0")

CLEAR SPAN

Joist Spacings based on 3/4” (19mm) plywood in. (mm)

SlabThickness

JoistLumberPressure

3

ADJUSTABLE JOIST

40

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“J” Bolt“J”Bolts are used primarily to achieve a “dead man” formingcondition with NCA’s Ty-Back Hanger, as shown in the ap-plication sketch. “J”Bolts are available in 13mm (1/2”) dia. and in lengths as required (beam flange thickness plus grip).

Lagstud Bolt (LAG-A)Lagstud Bolt LAG-A is a lagstud with a welded lagnut.Available in lengths 25mm (1” increments) and diameter as required 13mm, 20mm (1/2”, 3/4”).

Adjustable Lagstud Bolt (LAG-AN)Adjustable Lagstud Bolt LAG-AN consists of a continuous lagstud with one welded lagnut and one free running lagnut. Available in the nominal diameters and lengths as shown in the chart. These units are especially adaptable to bridge decks where one size Adjustable Lagstud Bolt may serve several bolt length requirements.

SPECIFY

INFORMATION REQUIRED TO ORDERCOATINGDIAMETER LENGTHQUANTITY PRODUCT NAME

Example 200 300mm (12”) 13mm (1/2”) 13mm (1/2”) LAG-A EP

Example 200 300mm (12”) 13mm (1/2”) 13mm (1/2”) LAG-A EP

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

SPECIFY

INFORMATION REQUIRED TO ORDERCOATINGDIAMETER LENGTHQUANTITY PRODUCT NAME

Example 200 300mm (12”) 13mm (1/2”) 13mm (1/2”) LAG-AN EP

Example 200 300mm (12”) 13mm (1/2”) 20mm (3/4”) LAG-AN EP

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)

SPECIFY

INFORMATION REQUIRED TO ORDERCOATINGLENGTHQUANTITY PRODUCT NAME

Example 200 101mm (4”) “J” BOLT HDG

*Available in Plain Steel (B), Electro Plated (EP) and Hot Dip Galvanized (HDG)NB. Care must be taken to ensure that the “J” Bolt is positioned perpendicular to the beam flange.

NOMINALDIAMETER LENGTH

(1/2”, 3/4”) 610mm (24”)

762mm (30”)

914mm (36”)

(1/2”, 3/4”)

(3/4”)

7M 1/2” System 31.1 kN (7,000 lbs)18M 3/4” System 80.0 kN (18,000 lbs)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

7M 1/2” System 31.1 kN (7,000 lbs)18M 3/4” System 80.0 kN ( 18,000 lbs)

SAFE WORKING LOAD

@ Approximate 2:1 Safety FactorNB. Always ensure lagnuts are rated for applied loads.

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

WORKING PARTS

41

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Continuous Threaded Lagstud (LAG-CT)

Continuous Threaded Lagstud LAG-CT is manufactured from high quality steel in precut lengths in a variety of sizes from stock. This versatile product can be used for tying or hanging applications where various lengths of bolts are required.

Lagnut (BHN) & Coil Nut (BHNS) Lagnut BHN is manufactured with Lag thread and is used with Lagstud, Adjustable Lagstud Bolt and “J” Bolt to sup-port bridge deck forming. Available in all Lagstud sizes.

Lagnut

Coil Nut

*Available in Plain Steel (B)

INFORMATION REQUIRED TO ORDERSPECIFY LENGTH DIAMETERQUANTITY PRODUCT NAME

Example 200 300mm (12”) 13mm (1/2”) 13mm (1/2”) LAG-CT,MS

Example 200 300mm (12”) 13mm (1/2”) 13mm (1/2”) LAG-CT,HT

Example 200 300mm (12”) 13mm (1/2”) 20mm (3/4”) LAG-CT,HT

*Available in Plain Steel (B)

BHN

BHNS

SAFE WORKING LOAD @ Approximate 2:1 Safety Factor

7.5M 1/2” STANDARD 33.3 kN (7,500 LBS) 9M 1/2” HIGH TENSILE 40.0 kN (9,000 LBS)

18M 3/4” SYSTEM 80.0 kN (18,000 LBS)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

INFORMATION REQUIRED TO ORDERSPECIFY DIAMETERQUANTITY PRODUCT NAME

Example 200 13mm (1/2”) 13mm (1/2”) BHN

Diameter No. of Nuts Safe Working Load13mm (1/2”) 1 40.0 kN (9,000 LBS)20mm (3/4”) 1 80.0 kN (18,000 LBS)25mm (1“) 1 160.0 kN (37,000 LBS)

BHN

Diameter No. of Nuts Safe Working Load13mm (1/2”) 1 26.7 kN (6,000 LBS)13mm (1/2”) 2 40.0 kN (9,000 LBS) 20mm (3/4”) 1 40.0 kN (9,000 LBS)20mm (3/4”) 2 80.0 kN (18,000 LBS) 25mm (1“) 1 80.0 kN (18,000 LBS) 25mm (1“) 2 167.0 kN (37,500 LBS)

BHN

SWORKING PARTS

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Flat Washer (TWF)

Flat Washers TWF are made from flat steel plate and are available in sizes shown in the chart. For best results the gap (space spanned by the washer) should not exceed the physical bolt diameter plus 1/4” (6mm).

*Available in Plain Steel (B)

INFORMATION REQUIRED TO ORDERSPECIFY DIMENSION LAGSTUD DIA.QUANTITY PRODUCT NAME

Example 200 3-3/4”x 3-3/4”(95x95) 1/2” TWF

CAUTION: See General information Note 7 on page 9 concerning Washer Devices.

(½")(¾")(¾")(1")(1¼")(1¼")(1½") Contact NCA Technical Department for details.

Bolt Diametermm (in)

13 mm (½")20 mm (¾")20 mm (¾")25 mm (1")32 mm (1¼")32 mm (1¼")38 mm (1½") Contact NCA Technical Department for details.

95 mm x 95 mm x 6 mm (3¾" x 3¾" x ¼")125 mm x 125 mm x 10 mm (5" x 5" x 3/8")150 mm x 150 mm x 13 mm (6" x 6" x ½")150 mm x 150 mm x 13 mm (6" x 6" x ½")150 mm x 150 mm x 13 mm (6" x 6" x ½")200 mm x 200 mm x 19 mm (8" x 8" x ¾")

Hole Sizemm (in)

14 mm 9/16"21 mm 13/16"21 mm 13/16"27 mm 11/16"35 mm 13/8"35 mm 13/8"

Plate Size)ni(mm

1"6,750 lbs

SAFE WORKING LOADS — Imperial Measures

1¼" 1½" 1¾" 2" 2¼" 2½" 2¾" 3" 3¼"3,750 lbs

25,000 lbs60,000 lbs

2,500 lbs14,000 lbs33,000 lbs38,000 lbs

1,900 lbs9,000 lbs

22,000 lbs38,000 lbs37,000 lbs

125,000 lbs

1,600 lbs7,000 lbs

16,000 lbs24,000 lbs37,000 lbs

125,000 lbs

5,600 lbs13,500 lbs18,000 lbs27,000 lbs91,000 lbs

1,100 lbs

14,000 lbs19,000 lbs65,000 lbs

4,000 lbs9,600 lbs

15,000 lbs50,000 lbs

10,000 lbs10,000 lbs35,000 lbs

DISTANCE BETWEEN WALER

(3¾" x 3¾" x ¼")(5" x 5" x 3/8")(6" x 6" x ½")(6" x 6" x ½")(6" x 6" x ½")(8" x 8" x ¾")

Bolt PlateDia. Size

13202025323238 Contact NCA Technical Department for details.

25 mm30 kN

SAFE WORKING LOADS — Metric Measures

32 mm 35 mm 45 mm 50 mm 57 mm 63 mm 70 mm 75 mm 82 mm16 kN

111 kN266 kN

11 kN62 kN

146 kN169 kN

8.5 kN40 kN98 kN

169 kN165 kN555 kN

7.1 kN31 kN71 kN

106 kN165 kN555 kN

25 kN60 kN80 kN

120 kN405 kN

4.9 kN

62 kN85 kN

290 kN

18 kN43 kN

66 kN220 kN

45 kN45 kN

155 kN

DISTANCE BETWEEN WALERBolt Plate DiameterSize (mm)

95 x 95 x 6125 x 125 x 10150 x 150 x 13150 x 150 x 13150 x 150 x 13200 x 200 x 19

System load reduction from increased waler spacing.

43

WORKING PARTS

Page 46: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Handle Lagnut (NHL)

Handle Lagnut (NHL) is fabricated by welding a substantial wire loop to a Lagnut. The handle eliminates the need of a wrench to tighten the nut and makes installation and strip-ping of the formwork easier and quicker. Available in all Lagstud sizes.

Wing NutNCA Wing Nuts are manufactured with a lag thread and are used with NCA She-Bolts or Taper-Tys. Fabricated in 20mm, 25mm, and 32mm (3/4”, 1” and 1 1/4”) diameters

SPECIFY

INFORMATION REQUIRED TO ORDERDIAMETERQUANTITY PRODUCT NAME

Example 200 13mm (1/2”) 13mm (1/2”)-NHL

Example 200 20mm (3/4”) 20mm (3/4”)-NHL

*Available in Plain Steel (B)

Handle Lagnut

9M 1/2” System 40.0 kN (9,000 LBS) 18M 3/4” System 80.0 kN (18,000 LBS)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

10M 1/2” System 45.0 kN (10,000 LBS) 18M 3/4” System 80.0 kN (18,000 LBS)

SAFE WORKING LOAD

@ Approximate 2:1 Safety Factor

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

SPECIFY

INFORMATION REQUIRED TO ORDERDIAMETERQUANTITY PRODUCT NAME

Example 200 13mm (1/2”) 13mm (1/2”)-LTLH

Example 200 20mm (3/4”) 20mm (3/4”)-LTLH

*Available in Plain Steel (B)

For hanger loads greater than 26 kN (6000 lbs), NCA recommends the use of bearing plates under hanger end clips on concrete girders. Please contact NCA technical department for 12M and 18M hangers or for greater loads than shown in the catalogue.

WORKING PARTS

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Type A300 Void Loop Hold Down UnitA300 Void Loop Hold Down Unit is designed for use with steel strapping as an effective method to keep tubes positioned during pouring operations.

CorrugatedMetal VoidsO.D. (mm)

Max. AllowableTie DownSpacing

Max. AllowableChair

Spacing

UpliftApprx.kg/m

1524 15241524

1524

1524

1524

1524

1524

520

860

1200

1670

2140

2800

2950

1372

1219

1067

914

686

647

254 to 457

483 to 610

635 to 702

787 to 914

940 to 1067

1092 to 1219

1220 to 1250

One holddown in centre

2 hold downsone on

each side of void

REQUIRED HOLD DOWN

VOID SUPPORT AND TY-DOWN

HI-CHAIR SUPPORT

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Page 48: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

NCA Adjustable Screed SupportsNCA Adjustable Screed Chairs are designed to support the pipe or T-bars without deflection under heavy loads and are stable enought to withstand the screeding action. They can be used for hand screeds, vibratory screeds, and have been adapted for heavy power screeds. Spans up to 10,000mm have been screeded with these devices.

Other Configuration of screen and support products available on request.

NB. Weld attachment to beam must be approved by design authority.

SCCP

SCCP

Weld to beam

ID OD1.391 X1.66 X 6”

Sleeve TypeScreed

SCREED SUPPORTS

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Interior / Exterior

INTERIOR90/90

1/2”

HFR

1/2”

HFR

1/2”

HTB

H3/

4” H

HTBH

3/4”

HDH

TBH

3/4”

HDD

HTBH

1/2”

HFR

-HK

1/2”

HTB

H-HK

1/2”

HFR

-H

1/2”

HFR

-HW

1/

2” H

TBH-

H 1/

2” H

TBH-

HW

1/2”

HFR

-HA

1/2”

HFR

-HW

A 1/

2” H

TBH-

HA1/

2” H

TBH-

HWA

1/2”

HFR

-HAJ

1 C

LIP1/

2” H

RR-H

AF 2

CLIP

1/2”

HFR

-HAJ

-A 1

CLIP

1/2”

HRR

-HAJ

-A 2

CLIP

1/2”

PHFR

-H1/

2” P

HHFR

-H1/

2” P

HFR-

HA1/

2” P

HHFR

-HA

3/4”

HHT

BH-H

K 3/

4” H

DHTB

H-HK

3/

4” H

DDHT

BH-H

K

1/2”

HFR

-HKA

1/

2” H

TBH-

HKA

3/4”

HHT

BH-H

KA

3/4”

HDH

TBH-

HKA

3/4”

HDD

HTBH

-HKA

1/2”

HFR

#2

1/2”

HFR

#3

X 1

000

lbs.

X 1

000

lbs.

1/2”

HRH

-A #

21/

2” H

RH-A

#3

1/2”

HTB

H-A

3/4”

HHT

BH-A

3/

4” H

DHTB

H-A

HOOK 90

NB. Hanger loads greater than 6000lbs. may require bearing plates for application on concrete grades and beams.

HALF 90ADJUSTABLE

90 PRECAST

90/45 HOOK 45 HALF 45ADJUSTABLE

45 PRECAST

EXTERIOR

0

8

10

12

14

16

18

0

2

4

6

2

4

6

8

10

12

14

16

18

T

A

B

C

D

E

F

A

B

C

D

E

F

SAFE WORKING LOAD @ Approximate 2:1 Safety Factor

SAFE WORKING LOAD @ Approximate 2:1 Safety Factor

3.83 3

A A A

3.83 3

A A A

12

B

6

10

B B

18

B

B

6

10

B

18

B

6

4.5

F F

6

4.5

F F

3

E1.1

3

E1.1

C

3.8

6

10

12

18

C C C C

C

3.8

6

10

12

18

C C C C

6 6

D

3.8 3.8

D D D

6 6

D

3.8 3.8

D D D

INTERIOR / EXTERIOR HANGERS

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Notes

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Page 52: SPECIFICATION GUIDE BRIDGE DECK FORMING … DECK FORMING AND HANGING SYSTEMS Onsite Solutions in Concrete Construction SPECIFICATION GUIDE

Other Available Catalogues

• Concrete Forming Systems

• Precast Concrete Products

• Reinforcing Bar Supports

• Concrete Anchoring Systems

• Rock Anchoring and Bolt Systems

National Concrete Assessories provides over 35 years of experience in on site solutions and is one of North America’s leading manufacturers and distributors of concrete form hardware, accessories and construction products.

National Concrete Accessories is committed to deliving exceptional value to our customers, our employees, our suppliers and our shareholders through operational excellence, providing innovative and quality products, and maintaining the highest level of professionalism, integrity, honesty and fairness.

VICTORIA 250-388-4257 • PRINCE GEORGE 205-614-1212 • BURNABY 604-435-6700 • KAMLOOPS 250-374-6295

KELOWNA 250-717-1616 • EDMONTON 780-451-1212 • RED DEER 403-342-0210 • CALGARY 403-279-7089

SASKATOON 306-242-3831 • REGINA 306-525-1212 • WINNIPEG 204-233-4107 • CAMBRIDGE 519-622-3422

• TORONTO 416-245-4720 • OTTAWA 613-736-5050 • MONTREAL 514-327-9333

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