LI0001 MOUNT IDA SEED ORCHARD ROOF SPECS Amendment 0004.pdf
PDF 254 KB Posted
- Attached to
- Ouachita National Forest Misc Construction Project Federal contract opportunity
- Solicitation number
- 12445126B0005
About this file
This is a technical specification section (07 31 13.13) for fiberglass-reinforced asphalt shingles for a seed orchard office building roof project covering approximately 810 square feet.
The specification requires laminated asphalt shingles meeting either CertainTeed Presidential Shake IR or GAF Timberline Armorshield II SBS Modified IR standards, or equal products. Shingles must be double-thick asphalt strips with random cut tabs to emulate wood shake roofing, achieve Impact Resistance UL 2218 Class 4, Fire Resistance UL Class A, include a 30-year manufacturer's warranty with 5-year wind coverage (shingles and labor), and carry 10-year algae resistance warranty. Color selection is to be determined by the Contracting Officer's Representative from manufacturer standard colors. Additional materials required include underlayment meeting ASTM D226 and D4869 standards with Class A fire resistance and breathable properties; ridge cap and vent compatible with the shingles; 11-gauge galvanized roofing nails with 3/8-inch diameter heads at manufacturer-specified lengths; flashing of aluminum, stainless steel, or copper at minimum 24 gauge; and metal drip edges extending no more than 3 inches from the deck edge, secured with compatible nails spaced no more than 10 inches on center. All application work must be performed strictly in accordance with manufacturer instructions with compatible materials, proper surface preparation (smooth, even, sound, clean, dry surfaces), delivery in unopened manufacturer packaging, and compliance with OSHA fall protection and personal protective equipment requirements.
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Text version
SECTION 07 31 13.13
FIBERGLASS-REINFORCED ASPHALT SHINGLES
PART 1 - GENERAL
A. This section covers all roof shingles and related items.
B. Surfaces to which roofing is to be applied shall be smooth, even, sound, clean, and dry, and free of defects which would adversely affect application of this work.
Surfaces which do not meet the tolerances imposed within the sections governing their installation or which contain defects shall be repaired or replaced prior to installation of this work. Any repairs outside the scope of this contract will be paid for with a modification of this contract.
C. Deliver roofing materials to the job site in manufacturer's original unopened packaging with seals intact.
D. Approximate square footage of seed orchard office building roof: 810 Sq Ft
PART 2 – PRODUCTS
A. SHINGLES shall be CertainTeed Presidential Shake IR or GAF Timberline Armorshield II SBS Modified IR or equal.
(1) Type: Laminated asphalt, double-thick asphalt strips with random cut tabs to emulate a wood shake roof.
(2) Impact Resistance UL 2218 Class 4
(3) Fire Resistance UL Class A
(4) 30 year manufacturer's warranty, 5 years wind (shingles and labor)
(5) Algae resistance 10 year warranty
(6) COLOR: To be selected by the COR from manufacture’s standard colors.
B. UNDERLAYMENT Meets or exceeds the physical requirements of ASTM D226 and D4869 Meets the requirements for a fire resistance Class A. The underlayment shall be of a breathable type material.
C. RIDGE CAP AND VENT The ridge cap and vent shall be compatible with the roofing shingles.
D. FASTENERS shall be 11-gauge galvanized roofing nails with 3/8" diameter heads. Length shall be as specified by the manufacturer (printed on wrapper).
Fasteners shall not penetrate interior finishes.
E. FLASHING shall be aluminum, stainless steel, or copper minimum 24 gauge.
F. METAL DRIP EDGES Provide a metal drip edge, designed to allow water run-off to drip free of underlying construction, at eaves and rakes prior to the application of roofing shingles. Apply directly on the wood deck at the eaves and over the underlay along the rakes. Extend back from the edge of the deck not more than 3 inches and secure with compatible nails spaced not more than 10 inches on center along upper edge.
PART 3 - EXECUTION
A. Application shall be in strict accordance with manufacturers' instructions. All materials used shall be compatible and installed per the manufacture’s written recommendations.
B. SAFETY:
1. Contractor shall follow all OSHA required safety procedures while performing removal work, including use of FALL PROTECTION and PPE.
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