Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road...
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Transcript of Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road...
![Page 1: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/1.jpg)
Session 6KY Type 4A End Treatment
See “Shop Drawings” for TypesFLEAT-SP Slide 6 by Road
SystemsSRT-27 Slide 47 by Trinity
![Page 2: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/2.jpg)
Standard Drawing RBR-035 Guardrail End Treatment Type
4A MUST use App. Shop
Drawings
![Page 3: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/3.jpg)
Installation Instructions for Proprietary Guard Rail End
Terminals This Std Draw Note appears on each Proprietary End
Treatment used in KY - “The Manufacturer SHALL furnish two (2) sets of shop plans to the contractor with each installation”
Each Proprietary End Treatment “see shop drawings” Added to Sect 719.03 of 2012 Std Specs: “Proprietary
end treatments SHALL be installed according to the manufacturer’s assembly or installation instructions”
SHOULD NOT LET THE CONTRACTOR BEGIN INSTALLATION BEFORE SUPPLYING YOU WITH THESE SHOP PLANS & INSTALLATION INSTRUCTIONS – Both you and the contractor need these documents to properly do your jobs of installing and inspection propriety guardrail end terminals
![Page 4: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/4.jpg)
How do you know which version of a Proprietary Guardrail End
Treatment KY is Using?
Go to the KYTC Div of Design Home Page http://transportation.ky.gov/Highway-Design On the right click on Standard Drawings Brings up:
Standard Drawings Active Sepia List Approved Shop Drawings - Click
The drawings show the version 350, SP, 27 etc. Good general information on the Shop Drawing
![Page 5: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/5.jpg)
Approved Shop Drawings Type 4A
Click for Alternate 1 or 2
![Page 6: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/6.jpg)
Approved Shop DrawingType 4A Alternate - FLEAT-
SP
![Page 7: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/7.jpg)
Type 4A End TreatmentFLEAT-SP (Std Post) Installation
http://roadsystems.com/fleat.html
![Page 8: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/8.jpg)
FLEAT & SKT-SP Road Systems
http://roadsystems.com/pdf/fleat/SP-Installation-Manual.pdf
SKT-SP & FLEAT-SP
A very easy to follow“Assembly Instructions”
With Drawings and Photos
As I noted in the Type 1 Discussion we will cover both
the SKT-SP and FLEAT-SPInstallation together with the
Type 4A Discussion
![Page 9: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/9.jpg)
FLEAT FLared Energy Absorbing Terminal
Absorbs Energy by Kinking & Extruding the Rail Thru Impact
Head
![Page 10: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/10.jpg)
The FLEAT Extrudes the Rail Toward Traffic in a Tight Roll
Thru Impact Head and Feeded Chute
![Page 11: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/11.jpg)
Type 4A FLEAT-SP
http://roadsystems.com/fleat.html
FLEAT-SP (FLared Energy Absorbing
Terminal – Standard Post System) is an energy-absorbing flared terminal -NCHRP 350 APPROVED
Flare is straight and the offset is variable between 2'-6" and 4'-0” - KY only uses 4’
No strut, but does have a soil plate at Post 1
![Page 12: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/12.jpg)
FLEAT Variable Offset KY = 48”
2’-6” 4’-0”
Road Systems, Inc.
![Page 13: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/13.jpg)
Type 4A FLEAT-SP http://roadsystems.com/fleat.html
FLEAT-SP Guardrail has SLOTS Toward
The Impact Head Cable Anchor Bracket has Special Bolts
with Widened Shoulders
![Page 14: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/14.jpg)
4A FLEAT 4 Foot Offset
![Page 15: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/15.jpg)
Installation Procedures for FLEAT-SP and SKT-SP
Install standard steel guardrail posts #3 - #6 (on a straight 48” flair Post 7 to Post 1)
Install breakaway steel end posts #1 and #2 Install guardrail. All posts are spaced at 6'-3" Install cable anchor bracket Install the SKT-SP or FLEAT-SP impact head Install cable assembly
![Page 16: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/16.jpg)
Install Post 3-6 Requires Standard Post
at 6’3” Post Spacing
![Page 17: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/17.jpg)
Energy Absorbing End TreatmenttsSTRAIGHT FLARE / NOT CURVED
NO C
URVES
![Page 18: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/18.jpg)
Post 1 and 2 are Hinged to Facilitate Bending of the Post
Upon ImpactPost 1 has a Soil Plate -
Downstream
![Page 19: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/19.jpg)
Post 1 and 2 are Hinged to Facilitate Bending of the Post
Upon ImpactPost 1& Post 2 are NOT the Same
Post 1 and 2 are NOT the same Post 1 and 2 are both two part Post
that Bend or Hinge on Impact Install the bottom of the Post
before connecting the Top portion of each Post
![Page 20: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/20.jpg)
Post 1 and 2 are HingedPost 1 has a Soil Plate -
Downstream
![Page 21: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/21.jpg)
IMPORTANT SKT-SP and FLEAT-SPAssure the 5/8” or 3/4” Hinge Bolts
are at the Proper Locations
![Page 22: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/22.jpg)
IMPORTANT SKT-SP and FLEAT-SPAssure the 5/8” or 3/4” Hinge Bolts
are at the Proper Locations Post 1 – 5/8” x 8 ½” bolt, nut & 2
washers are on UPSTREAM side of the post (toward Impact Head)
Post 2 - ¾” x 8 ½” bolt and nut (no washers) on DOWNSTREAM side of the post (away from Impact Head)
![Page 23: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/23.jpg)
Post 2 is Hinged so it will bend over upon impact, slot allows the post to release from the
guardrail bolt
Traffic
![Page 24: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/24.jpg)
Post 2 -Assure the Guardrail Connection Bolt Slot is Facing Post
#1 – Guardrail Connection Bolt slides out upon Impact
![Page 25: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/25.jpg)
Post 2 is Installed Incorrectly!! Top and Bottom are Installed Backward – Post
Cannot Hinge properly – GR Bolt Cannot Release Properly
Traffic
![Page 26: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/26.jpg)
Post 3-6 require Standard Post With 8” Offset Blocks
Post 1 & 2 no Offset BlocksTherefore Post 1&2 do not line
up with other Post
![Page 27: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/27.jpg)
Install the rail from Post 6-3 with 8” Offset Blocks and Post 1-2 No Offset Blocks Do
NOT Attach Guardrail to Post 1 or 3 (FLEAT)
![Page 28: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/28.jpg)
“FLEAT”NO Guardrail Bolt Connection
to Post 3 - Incorrect Installation
Post 3
FLEAT Do NOT Connect the Guardrail
to Post 3 just Connect the Block Out
![Page 29: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/29.jpg)
FLEAT – Guardrail Correctly NOT Bolted to
Post 3 – just Connect Block Out to Post 3
![Page 30: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/30.jpg)
Guardrail Post 1-3 has 10 slots to Facilitate Bending the Rail as it
Extrudes thru the Impact Head and 8 Bolt Holes
![Page 31: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/31.jpg)
Cable Anchor Bracket – Install Shoulder Bolts Washers, Nuts and
Bracket Bolts Heads on Inside of Rail NOT
Outside
Note: 2 washers on each bolt
![Page 32: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/32.jpg)
Cable Anchor Bracket – Designed to Release During an Impact
Bracket
Bolted to Rail(8 places)
Road Systems, Inc.
Bracket rest on Shoulders of Bolts
![Page 33: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/33.jpg)
Finger tighten Bolts & Washers – align slots on bracket with shoulder of bolts - tap into place with a hammer then
tighten bolts
![Page 34: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/34.jpg)
Note how the Cable Anchor Bracket rest Snugly on the
Shoulders of the Special Bolts
![Page 35: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/35.jpg)
Assure Anchor Bracket is fully seated on Shoulder Portion of the Cable Anchor Bolts - Openings on Cable Anchor Bracket toward
Post 1Bolts Installed Incorrectly – Nuts on Inside
Bolt head placed on Front Side of
Railwithout Washer
Bolts installed backwards with nuts on inside
![Page 36: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/36.jpg)
SKT & FLEAT - Post 1 is HingedArm on Impact Head Helps Bend
Post
![Page 37: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/37.jpg)
The Guardrailis NOT attached
to Post 1.The Impact Head is.
![Page 38: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/38.jpg)
Impact Head Attachment @ Post 1, 5/16” Grade 5 bolts need 2 washers each (1
under nut & 1 under bolt head) and they need tightening
![Page 39: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/39.jpg)
Improper Installation - Extruder Head not Pushed all the way on
![Page 40: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/40.jpg)
SKT-SP Cable feed inside/thru the Feeder Chute FLEAT-SP cable does NOT
![Page 41: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/41.jpg)
8”x8” Bearing Plate oriented Properly with Washer (5” up) - need restraining tie to keep Bearing Plate from Twisting
![Page 42: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/42.jpg)
Orientation of Bearing Plate Which Bearing Plate is almost Correct? Road Systems recommends a Restraining
Tie
![Page 43: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/43.jpg)
TightenAnchorCable – Using
Vice Grips
![Page 44: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/44.jpg)
FLEAT-SP Checklist Rail height is 27 ¾” Minimum No Curved Rail SKT-SP 50’ FLEAT-SP
37’ 6” Guardrail is NOT attached at Post 1 & 3 End Rail Panel has Special Slots Hinge Bolt @ Post 2 is Downstream Hinge Bolt @ Post 1 is Upstream Bolt Slots in Post 2 Face Upstream
![Page 45: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/45.jpg)
FLEAT-SP ChecklistContinued
Stubs of Post 1&2 do not stick up 4” Straight 4’ Flare Bolts Holding Impact Head are Properly
Installed and Secure (2 washers each) 8”x8” bearing Plate Oriented with 5” up Cable Anchor Brackets Properly Installed
Such that Bracket is Fully Seated on the Bolt Shoulders
Cable Taught
![Page 46: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/46.jpg)
Road Systems Assembly Instructions for SKT-SP and
FLEAT-SP This is a very useful and well done
document http://roadsystems.com/pdf/fleat/S
P-Installation-Manual.pdf
![Page 47: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/47.jpg)
Type 4A AlternateSRT-27
Need Photos
![Page 48: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/48.jpg)
Type 4A – SRT-27 Trinity Highway products
http://www.highwayguardrail.com/products/cb.html
![Page 49: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/49.jpg)
One of the first Field Installations of the SRT-27
![Page 50: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/50.jpg)
Type 4AInstallation Manual
For the SRT-27 this is on line at: http://www.highwayguardrail.com/produc
ts/et-srt350.html which has a link to the SRT-27 Installation Instructions & Shop Drawings in the right hand column near the bottom
http://www.highwayguardrail.com/products/pdfs/SRT-27%20%20SRT-31%20Flip%20Manual.pdf
Shop Drawing on KYTC Design Web Page
![Page 51: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/51.jpg)
SRT-27 Installation Instructions
![Page 52: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/52.jpg)
SRT-27Slotted Rail Terminal – 27
Inch
Need PHOTOS OF Crashed SRT-27
![Page 53: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/53.jpg)
Shop Drawing SRT-27
![Page 54: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/54.jpg)
SRT-27Title Block and Parts List
SRT-27 ERECTION DETAILS( 3 PANELS and
CR and SYT POST)
![Page 55: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/55.jpg)
SRT-27: Slotted Rail Terminal – 27 Inchhttp://www.highwayguardrail.com/products/et-srt350.html
Gating Flared End Terminal Straight Flare Pay Limits 37’ 6” The SRT-27 is not an Energy
Absorbing End Treatment
![Page 56: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/56.jpg)
Slide of schematic from installations instructions
SRT-27
![Page 57: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/57.jpg)
Type 4A – SRT-27 Post 1 – CR (Controlled Release)Post Strut Between Post 1&2 Post 2-6 SYTP Post (Steel Yielding Terminal
Post) Post 3-6 have 8” Offset Blocks Guardrail is not connected at Post 2, 3, 4 or 5 Standard Guardrail begins @ Post 7 37’ 6” long on a straight flare
![Page 58: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/58.jpg)
SRT-27 Post Installation Begin @ Post 9 to establish the
Guardrail Tangent Line @ T7 – extend to T1
Measure from T1 an offset of 4’0” perpendicular to roadway – Estb. backside of guardrail for Post 1
Measure offsets of Post 7-8 Estb. Straight line between Point 1 &
Point 7 (represents back side of rail)
![Page 59: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/59.jpg)
SRT-27 Post InstallationBegin @ Post 9 to establish the Guardrail
Tangent Line @ T7 – extend to T1
![Page 60: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/60.jpg)
SRT-27 Post Installation Continued
Establish Points 2-6 @ 6’3” intervals
Installing the SYT (Steel Yielding Terminal) Post 2-6
The Center of the Yielding Holes in the Post is Approx. @ Finished Grade
![Page 61: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/61.jpg)
Center of the Yielding Holes in the Post is Approx. @
Finished Grade
![Page 62: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/62.jpg)
SRT - 27 Post 1 CR (Controlled Release) Post
Installation CR Bottom Post Installation
Orient lower portion of CR Post so the ¾” Strut Attachment Hole is closer to the nose of the system
Place where the Strut Hole is Approx. @ Finished Grade
See Manufactures Instructions if Rock is Encountered
![Page 63: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/63.jpg)
Orient lower portion of CR Post so the ¾” Strut Attachment Hole is closer to the nose of the system
![Page 64: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/64.jpg)
SRT-27 Post 1 CR Post Installation
CR Top Post Installation Align the ears of the top and
bottom Insert a 5/16” x 1 ¾” Hex head
Bolt in each of the 3/8” holes in bottom and top post plates – use a 5/16” washer under the hex nut
Tighten the nut (no torque requirements)
![Page 65: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/65.jpg)
CR Top Portion InstallationAlign the ears of the top and
bottom
Front View Back View
Slight Angle
![Page 66: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/66.jpg)
Insert a 5/16” x 1 ¾” Hex head Bolt in each of the 3/8” holes in bottom and top post plates – use a 5/16” washer under the
hex nut
5/16” Hex Bolt Washer & Nut each side
![Page 67: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/67.jpg)
Insert a 5/16” x 1 ¾” Hex head Bolt in each of the 3/8” holes in bottom and top post
plates – use a 5/16” washer under the hex nut
5/16” Hex Bolt Washer & Nut
each side
![Page 68: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/68.jpg)
SRT-27 – Installing the Strut between Post 1 & 2
Part of the Angle Strut is below grade – installer must provide a shallow valley
Place the Angle Strut outside the Post Ear of Post 1 and backside of the SYT Post @ Post 2
Place a 5/8” x 1 ¾” High Strength Hex Bolt thru ¾” hole in Post Plate and thru Slot in Strut @ Post 1 – place 5/8” Washer Under Bolt Head and Hex Nut
![Page 69: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/69.jpg)
SRT-27 – Installing the Strut at Post 1
Strut in Shallow Valley
![Page 70: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/70.jpg)
Place a 5/8” x 1 ¾” High Strength Hex Bolt thru ¾” hole in Post Plate
and thru Slot in Strut @ Post 1 – place 5/8” Washer Under Bolt Head and
Hex NutWashers are
ImportantIncorrect
Loose Fit Without WasherCorrect
Tight Fit With Washer
![Page 71: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/71.jpg)
SRT-27 – Installing the Strut Post 2
Post 2 Insert 7/16” x 1 ¾” High Strength Hex Bolt with 7/16” washer thru each of the ½”ground holes of the SYT Post and thru the slots of the Strut – place 7/16 Lock Washer and Nut on end of bolt
Tighten all Bolts – no Torque Requirements
![Page 72: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/72.jpg)
SRT-27 – Installing the StrutPost 2
Washers are Important
IncorrectLoose Fit Without Washer
CorrectTight Fit With Washer
![Page 73: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/73.jpg)
SRT-27 Installing Rail Panels
The Guardrail from Post 7 to Post 5 does NOT have Slots
Layout the Guardrail so Slot Guard Attachment Holes @ the ends of the Slots (away from Post 1)
Position Guardrail with Long Slots between Post 1&2 Post 2&3
Position Guardrail with Short Slots between Post 3&4 and Post 4&5
Splice and Post Bolt the 12’ 6”rail panel at Post 7 to the run of rail
![Page 74: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/74.jpg)
SRT-27 Installing Rail Panels
ContinuedShort Slots Long SlotsNo Slots
Slot Guards Away From Post 1Connect to
Standard Rail @ Post 7
![Page 75: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/75.jpg)
Long Slots Between Post 2 & 3 and 1 & 2
Long Slots BetweenPost 2 & 3
Long Slots BetweenPost 1 & 2
![Page 76: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/76.jpg)
Short Slots Between Post 4 & 5 and 3 & 4
Short Slots BetweenPost 4 & 5
Short Slots BetweenPost 3 & 4
![Page 77: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/77.jpg)
No Slots Between Post 6 & 7 and 5 & 6
No Slots BetweenPost 6 & 7
No Slots BetweenPost 5 & 6
![Page 78: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/78.jpg)
SRT-27 Installing Rail Panels
Continued
Insert and tighten 5/8”x10” Post Bolt thru 8” Offset Blocks and attach 5/8” Hex Head HGR Nut at Post 5, 4, and 3 (rail Panels are NOT attached to Post 2, 3, 4, & 5)
Post 2 Insert and tighten 5/8”x2” HGR Post Bolts thru 2 holes in Flange Protector (6” Backup Plate) and the Post Shelf Angle with a 5/8’ HGR Hex Nuts
![Page 79: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/79.jpg)
No BOLT to Rail Connection
@ Post 2, 3, 4, & 5
Post 2 Post 3
![Page 80: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/80.jpg)
No BOLT to Rail Connection
@ Post 2, 3, 4, & 5
Post 4 Post 5
![Page 81: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/81.jpg)
Rail is Bolted @ Post 6
Post 6
![Page 82: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/82.jpg)
Flange Protector & Shelf Angle Post 2 two 5/8” HGR Bolts &
Nuts
![Page 83: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/83.jpg)
Flange Protector & Shelf Angle Post 2
![Page 84: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/84.jpg)
SRT-27 Installing Rail Panels
Continued Splice the Rail Panel to the second Rail
Panel at Post 5 with Splice Bolts and Nuts
Insert 5/8”x10” HGR Post Bolt thru the Rail Panel and Offset Block at Post 6 and secure with Hex Nut and Tighten
Splice the Rail Panel to the first Rail Panel at Post 3 with Splice Bolts and Nuts
![Page 85: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/85.jpg)
Rail Panel does get Bolted to Post @ Post
6
Post 6
![Page 86: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/86.jpg)
SRT-27 Installing Rail Panels
Continued Insert 5/8”x2” HGR Post Bolt thru
the Rail Panel at Post 1 and secure with Hex Nut and Tighten
Your Rail Panels are now attached
![Page 87: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/87.jpg)
SRT-27 Installing Slot Guards on Downstream
End of Slots Place 4 Slot Guards against backside of
the Guardrail Panels with Deflector Angle Gap Opening toward the Elongated Slots and connect with six 5/8”x1 1/4” Splice Bolts and Nuts – bolts inserted from front of rail
Traffic
![Page 88: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/88.jpg)
SRT-27 Installing Slot Guards
TRAFFIC
![Page 89: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/89.jpg)
2nd Rail Panel Installed Backwards
Thus Slot Guards on Incorrect End of Slots
Traffic
![Page 90: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/90.jpg)
SRT-27 Installing Cable Anchor Assembly
Place 5/8” Washer on each of the eight 5/8” Hex Head Bolts
Insert the Bolts thru the Traffic Side of the Rail Panel and the Cable Anchor Bracket (on the backside of the Rail Panel) & Secure with Hex HGR Nuts
![Page 91: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/91.jpg)
Front and Back of Cable Anchor Assembly Bolts & Washers (front) and Nuts
(Back)Back of Rail
TrafficFront of Rail
Traffic
![Page 92: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/92.jpg)
SRT-27 Installing Cable Anchor Assembly
Continued Slide one end of Cable into Cable Anchor
Bracket Place 1” washer and Hex Nut on End of the
Cable extending thru the Cable Anchor Bracket
![Page 93: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/93.jpg)
SRT-27 Installing Cable Anchor Assembly @ Post 1
Slide the other end of Cable thru the Hole Between the Top and Bottom CR Post 1
At Post 1 Place the Cable Anchor Bracket on the Cable
Place the Short Bent Leg of the Cable Anchor Bracket over the Top Edge of the Post Plate
Secure with a 1” Washer and Hex Nut
![Page 94: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/94.jpg)
SRT-27 Installing Cable Anchor Assembly @ Post 1
![Page 95: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/95.jpg)
View of Cable Anchor Assembly in Front of Post
1
![Page 96: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/96.jpg)
View of Cable Anchor Assembly from Top Post 1
![Page 97: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/97.jpg)
View of Cable Anchor Assembly From Behind
Post 1
![Page 98: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/98.jpg)
SRT-27 Installing Cable Anchor Assembly
Continued Restrain the cable with a Vice Grip
at the End being Tightened to avoid Twisting the Cable
Tighten until Taught Cable Anchor Assembly is now
complets
![Page 99: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/99.jpg)
SRT-27 Installing End Section
Connect the End Section to the End of the Guardrail with four 5/8”x1 ¼” HGR Splice Bolts and Hex HGR Nuts
Install High Intensity Reflective Sheeting
![Page 100: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/100.jpg)
SRT-27 Installing End Section
![Page 101: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/101.jpg)
SRT-27 Installation Checklist
Rail Height 27 ¾” Minimum Site grading such that Ears on bottom of
CR Post 1 do not exceed 4” above ground Anchor Cable Taught Guardrail is NOT attached @ Post 2, 3, 4
& 5 Slot Guards in place and Deflector Angle
Gap Opening oriented toward Elongated Slots
![Page 102: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/102.jpg)
SRT-27 Installation ChecklistContinued
Guardrail panels Oriented correctly and Lapped in direction of Traffic
Backfill around Post if necessary and properly compacted
SYT Post 2-6 Center of Yielding Holes are approx. at the Finished Grade
![Page 103: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/103.jpg)
Completed Trinity SRT-27 Assembly
@ Roadway Products – Mid-ParkClarkson KY
![Page 104: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/104.jpg)
SRT-27 and FLEAT-SP Installation manuals
SRT-27 SKT-SP & FLEAT-SP
![Page 105: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/105.jpg)
Manufactures Installation Info
FLEAT-SP Road Systems http://roadsystems.com/fleat.html http://roadsystems.com/pdf/fleat/SP-Installation-Manual.pdf
SRT-27 Trinity Highway Products http://www.highwayguardrail.com/products/et-srt350.html which has a link to the SRT-27 Installation Instructions lower right column
Note: SRT-27 Shop Drawing only available on KYTC Design web page - Standard Drawings
![Page 106: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/106.jpg)
1. Q & A TimePost 2 FLEAT OK??
Post 2 Installed Backwards
Cannot hingeor releasefrom rail
![Page 107: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/107.jpg)
2. Q & A TimeWhat is Incorrect here??
Bearing Plate Rotated5” to be up
Cable extremely loose
![Page 108: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/108.jpg)
3. Q & A Time FLEAT-SP Third Post
Guardrail @Post 3 of FLEATIs NOT Attached
Offset Block is Attached
![Page 109: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/109.jpg)
4. Q & A TimeFLEAT-SP Cable Anchor Bracket
Frontof Rail
Back of Rail
Bolts Installed Backwards
![Page 110: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/110.jpg)
5. Q & A TimePost 1 FLEAT-SP
Anything Missing??
Washers Missing Under Nut & Bolt Head on Top Bolts
![Page 111: Session 6 KY Type 4A End Treatment See “Shop Drawings” for Types FLEAT-SP Slide 6 by Road Systems SRT-27 Slide 47 by Trinity.](https://reader038.fdocuments.in/reader038/viewer/2022102622/56649c8a5503460f94944463/html5/thumbnails/111.jpg)
6. Q & A TimeSKT-27
The SKT-27 - is Unique because the Guardrail is NOT attached @ Post???
Guardrail is NOT attached @ Post 2, 3, 4 & 5