DOCUMENT 00 91 13.01 – ADDENDUM 1 A. Project Name: RFP# …

Avoca Elementary Roof Replacement BMA 208500 19 April 2021 Addendum 1 00 91 13.01 - 1

DOCUMENT 00 91 13.01 – ADDENDUM 1

1.01 PROJECT INFORMATION

A. Project Name: RFP# 21-2203, Avoca Elementary School Roof Replacement.

B. Owner: Bristol Tennessee City Schools.

C. Architect: BarberMcMurry Architects.

D. Architect Project Number: 208500.

E. Date of Addendum: 19 April 2021.

1.02 NOTICE TO BIDDERS

A. This Addendum is issued to all registered plan holders pursuant to the Instructions to Bidders. This Addendum serves to clarify, revise, and supersede information in the Project Manual, Drawings, and previously issued Addenda. Portions of the Addendum affecting the Contract Documents will be incorporated into the Contract by enumeration of the Addendum in the Owner/Contractor Agreement.

B. The Bidder shall acknowledge receipt of this Addendum in the appropriate space on the Bid Form.

C. The date for receipt of bids is unchanged by this Addendum, at same time and location. 1. Bid Date: 22 April 2021. 2. Bid Time: 2:00 PM local time. 3. Location: Bristol Tennessee City Schools, 615 Martin Luther King Jr. Boulevard,

Bristol, TN 37620.

1.03 ATTACHMENTS

A. This Addendum includes the following attached Document: 1. Meeting Sign-In Sheet 15 April 2021, Pre-Bid Conference.

B. This Addendum includes the following attached Sheets: 1. Architectural Sheet A103 – Roof Plan, revised 19 April 2021, reissued. 2. Architectural Sheet A421 – Details, revised 19 April 2021, reissued.

1.04 REVISIONS TO DIVISIONS 02 – 49 SPECIFICATION SECTIONS

A. Specification Section 07 54 19 – Polyvinyl-Chloride (PVC) Roofing, not reissued. 1. Refer to Article 2.03 – Roof Insulation. The existing structure is flat. Tapered

insulation is to be provided to product slopes indicated with a minimum insulation thickness of 3 inches.

2. Refer to Article 3.03 – Insulation Installation, Paragraph G. All layers of insulation may be fastened in lieu of adhered provided the wind uplift resistance requirements are met.

Avoca Elementary Roof Replacement BMA 208500 19 April 2021 Addendum 1 00 91 13.01 - 2

B. Specification Section 07 62 00 – Sheet Metal Flashing and Trim, not reissued. 1. Refer to Article 2.05 – Roof-Drainage Sheet Metal Fabrications, Paragraph B.

Provide downspouts 5 by 5 inches in the same locations as the existing downspouts to be replaced. Connect downspouts to existing storm sewer system.

END OF DOCUMENT 00 91 13.01

ROOF PLAN LEGENDDOWNWARD ROOF SLOPE OF 1/4" IN 12"MINIMUM (UNLESS NOTED OTHERWISE)

CRICKET DOWNWARD ROOF SLOPE OF 1/4" IN 12" MINIMUM (UNLESS NOTED OTHERWISE)

SPOT ELEVATION OF INSULATION ABOVEGYP. BOARD THERMAL BARRIER.

DRAIN GROUP - PRIMARY DRAIN WITH SECONDARY DRAIN AT 2" ABOVE ROOF.

PRE-MANUFACTURED ROOF CRICKET WITH 1/4":12" SLOPE.

WINDOW WASHING & BLDG. MAINTENANCE TIE-OFFS (COORD. w/STRUCTURE).

WALK PADS

+3.5

GENERAL NOTES1. COORDINATE WITH APPLICABLE DIMENSIONS AND DETAILS ON OTHER SHEETS.

2. NOTES AND DETAILS ARE TYPICALLY APPLICABLE TO SIMILAR ITEMS ELSEWHERE ON THE SHEET.

3

A421

17' - 0" 17' - 0"

1/8" / 12" 1/8" / 12"

1/8

" / 12"

1/8

" / 12"

1/8

" / 12"

1/8" / 12"

1/8

" / 12"

1/8

" / 12"

1/8" / 12"

1/8

" / 12"

1/8" / 12"

1/8" / 12"

1/8

" / 12"

1/8" / 12"

1/8

" / 12"

1/8" / 12" 1/8" / 12"

1/8

" / 12"

1/8

" / 12"

1/8

" / 12"

1/8

" / 12"

1/8" / 12"1/4" / 12" 1/4" /

12"

7

A421

1

A421

ROOF - A

MIN

. S

LO

PE

MIN

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LO

PE

MIN. SLOPE

MIN. SLOPE

MIN. SLOPE MIN. SLOPE

MIN

. S

LO

PE

MIN

. S

LO

PE

1/8" / 12" 1/8" / 12"

MIN. SLOPE

MIN

. S

LO

PE

MIN

. S

LO

PE

MIN

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LO

PE

MIN. SLOPEMIN. SLOPE


MIN. SLOPE M

IN. S

LOPE

1/8

" / 12"

1/8

" / 12"

1/8

" / 12"

MIN

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LO

PE

MIN

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LO

PE

MIN. SLOPE

MIN

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LO

PE

MIN. SLOPE

MIN. SLOPE


MIN

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LO

PE

MIN

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LO

PE

MIN

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LO

PE

MIN

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LO

PE

MIN. SLOPE

MIN

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LO

PE

MIN

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LO

PE

MIN

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LO

PE

MIN. SLOPE

Sim

10

A4213

A421

Sim

3

A421

Sim

3

A421

Sim

3

A421

Sim

3

A421

Sim

3

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Sim

3

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Sim

3

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Sim

7

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Sim

1

A421

Sim

3

A421

Sim

3

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Sim

3

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Sim

3

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Sim

6

A421

Sim

6

A421

Sim

7

A421

Sim

7

A421

Sim

3

A421

Sim

3

A421

Sim

7

A421

Sim

3

A421

Sim

6

A421

6

A421

Sim

ROOF ZONE - A3

RO

OF

Z

ON

E -

A2

ROOF ZONE - A4

ROOF ZONE - D3

ROOF ZONE - B1

ROOF ZONE - B2

ROOF ZONE - C1

RO

OF

Z

ON

E -

E1

ROOF DRAIN

1/8" / 12"

1/8

" / 12"

1/8

" / 12"

MIN

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LO

PE

1/8" / 12"

1/8

" / 12"

1/8" / 12"

1/8" / 12"

1/8" / 12"

MIN. SLOPE

1/8

" / 12"

1/8

" / 12"

MIN

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LO

PE

MIN

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LO

PE

1

A421

Sim

1

A421

Sim

1/8" / 12"

MIN. SLOPE

3

A421

Sim 3

A421

Sim

1

1

6

A421

Sim

McMurry ArchitectsBarber©

PROJECT NUMBER

OWNER

PROJECT NAME

PROJECT ADDRESS

BARBER Mc M U R RY1915architects since

bma1915.com

PARTNER-IN-CHARGE

PROJECT MANAGER

REVIEWED BY

DRAWN BY

REVISIONS

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A103ROOF PLAN

2020

208500

BRISTOL CITY TENNESSEE

SCHOOLS

2440 VOLUNTEER PARKWAY

BRISTOL, TN 37620

AVOCA ELEMENTARY

SCHOOL ROOF

REPLACEMENT

XXX

CRR

Author

XXX

4.5.2021

2 4 8 160A103

1 ROOF PLAN

1 REVISION 1 4/19/2021

1. COORDINATE WITH APPLICABLE NOTES AND DIMENSIONS ON OTHER SHEETS

2. NOTES AND DETAILS ARE TYPICALLY APPLICABLE TO SIMILAR ITEMS DRAWN ELSEWHERE ON THE SHEET

3. SEE STRUCTURAL DRAWINGS FOR SIZE, DEPTH, AND REINFORCING OF ALL FOOTINGS

4. SEE STRUCTURAL DRAWINGS FOR SIZES AND CONNECTIONS OF ALL STRUCTURAL STEEL FRAMING MEMBERS

GENERAL NOTES -DETAILS

RIGID INSULATION

ROOFING MEMBRANE

PRESSURE TREATED WOOD BLOCKING

MEMBRANE FLASHING

1/4" COVER BOARD

DRIP EDGE

WOOD FRAMING

METAL FASCIA

REPLACE DAMAGED WOOD & WRAP W/ BRAKE METAL

MATCH EXISTING SLOPE

DRIP EDGE

WOOD FRAMING


RIGID INSULATION-FILL BETWEEN SEAMS

HIGH DENSITY RECOVER BOARD

ROOFING MEMBRANE

PVC/ TPO COATED SHEET METAL FASCIA

APPLICABLE BONDING ADHESIVE

HOT AIR-WELDED 1-1/2" MIN.

CUT-EDGE SEALANT

GALVANIZED CLEAT

GUTTER

EXISTING STRUCTURE TO REMAIN

RIGID INSULATION

ROOFING MEMBRANE

FASTEN THROUGH RIGID INSULATION TO STRUCTURE

SEALANT

SEALANT

MEMBRANE FLASHING

OR

AS

MU

CH

AS

EX

IST

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ALLO

WS

8"

MIN

IMU

M

CONTINUOUS BEAD OF SEALANT

METAL COUNTERFLASHING

MECHANICAL FASTENER AND TERMINATION BAR

BRICK

FASTENER AND SEAM FASTENING PLATE - TYPICAL

1/4" COVER BOARD

1/8" SLOPE MINIMUM

1

SPECIFIED SECUREMENT

ROOF MEMBRANE

FLASHING ADHERED TO ACCEPTABLE SUBSTRATE


NEW STRUCTURAL DECK

COVER BOARD

INSULATION SECURELY FASTENED

ROOF MEMBRANE

HOT AIR WELD

COVER BOARD

TREATED WOOD NAILER SECURELY ANCHORED

1


ROOF MEMBRANE

FLASHING ADHERED TO ACCEPTABLE SUBSTRATE


EXISTING STRUCTURAL DECK

COVER BOARD


ROOF MEMBRANE

HOT AIR WELD

COVER BOARD


1

RIGID INSULATION

ROOFING MEMBRANE


MEMBRANE FLASHING

1/4" COVER BOARD

DRIP EDGE

WOOD FRAMING

GUTTER


1/8" SLOPE MINIMUM

1

PVC/ TPO COATED SHEET METAL FASCIA

FILL WITH RIGID INSULATION OR INJECT HIGH-RISE FOAM

DRIP EDGE

WOOD FRAMING


RIGID INSULATION-FILL BETWEEN SEAMS

HIGH DENSITY RECOVER BOARD

ROOFING MEMBRANE

HOT AIR-WELDED 1-1/2" MIN.

CUT-EDGE SEALANT

GALVANIZED CLEAT


FLASHING STRIP, HOT-AIR WELDED


ROOF MEMBRANE

FOAM ROD TUBING (COMPATIBLE)


COVERBOARD

EXISTING STRUCTURAL DECK

BATT INSULATION

COLD PIPE ONLY

SEALANT

CLAMPING RING

PRE-MOLDED PIPE BOOT

FASTEN THROUGH INSULATION TO STRUCTURE

SEALANT

ROOFING MEMBRANE


1/4" COVER BOARD

RIGID INSULATION

ROOFING MEMBRANE SYSTEM

TAPERED INSULATION


VALLEY

2'-0"

2'-0"

RD

1 1

/2"

MIN

SEALANT

TAPERED INSULATION - 1 1/2" MINIMUM @ DRAINS



CLAMP TO STRUCTURE

ADJUSTABLE CLAMPING RING

ROOF DRAIN

1 1

/2"

MIN

.

EQ

EQ

CL

1/4" COVER BOARD

TYPICAL ROOF MAKEUP SECTION

TAPERED INSULATION


1/4" COVER BOARD OVER ENTIRE AREA OF INSULATION

EXISTING ROOF STRUCTURE

EQUIPMENT UNIT

FLASHING RECEIVER

EXISTING STRUCTURAL MEMBER

SEAL STRIP

EQUIPMENT CURBBY CURB MANUFACTURER

RIGID INSULATION

MEMBRANE FLASHING

RIGID INSULATION

METAL COUNTER FLASHING


FASTENER AND SEAM FASTENING PLATE - TYPICAL

1/4" COVER BOARD

ROOFING MEMBRANE

RIGID INSULATION

ROOFING MEMBRANE


MEMBRANE FLASHING

1/4" COVER BOARD

DRIP EDGE

WOOD FRAMING

GUTTER


1/8" SLOPE MINIMUM

1

MATCH EXISTING SLOPEMATCH EXISTING SLOPE

EXISTING ROOF STRUCTURE

ROOFING MEMBRANE

FILL WITH RIGID BOARD INSULATION OR INJECT HIGH-RISE FOAM

McMurry ArchitectsBarber©

PROJECT NUMBER

OWNER

PROJECT NAME

PROJECT ADDRESS

BARBER Mc M U R RY1915architects since

bma1915.com

PARTNER-IN-CHARGE

PROJECT MANAGER

REVIEWED BY

DRAWN BY

REVISIONS

ISSUE DATE

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A421DETAILS

2020

208500

BRISTOL CITY TENNESSEE

SCHOOLS

2440 VOLUNTEER PARKWAY

BRISTOL, TN 37620

AVOCA ELEMENTARY

SCHOOL ROOF

REPLACEMENT

MTD

CRR

ALC

CRR

4.5.2021

6" 12"3" 9"0A421

2 STANDARD EDGE6" 12"3" 9"0A421

5 STANDING SEAM GUTTER6" 12"3" 9"0A421

1 BASE OF WALL

6" 12"3" 9"0A421

8 WALL TRANSITION - NEW DECKING6" 12"3" 9"0A421

7 WALL TRANSITION

6" 12"3" 9"0A421

3 GUTTER - STANDARD6" 12"3" 9"0A421

4 STANDING SEAM EDGE

6" 12"3" 9"0A421

10 EXPANSION JOINT

6" 12"3" 9"0A421

12 PIPE PENETRATION W/ BOOTNOT TO SCALEA421

13 ROOF DRAIN6" 12"3" 9"0A421

11 MECHANICAL EQUIPMENT CURB

6" 12"3" 9"0A421

6 GUTTER - W/O PRECAST6" 12"3" 9"0A421

9 STANDING SEAM RIDGE

1 REVISION 1 4/19/2021

DOCUMENT 00 91 13.01 – ADDENDUM 1 A. Project Name: RFP# …

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