Specs

Bridgestone Retail Operations, LLC
PROJECT MANUAL
Version: January 2012
E. Sheet Metal Finish: Fluoropolymer 2-Coating System: Manufacturer’s standard 2-coat, thermo cured
system composed of specially formulated inhibitive primer and fluoropolymer color topcoat, containing
not less than 70 percent polyvinylidene fluoride resin by weight; complying with AAMA 605.2. Color and
gloss as selected by D.F.F.
F. Felt Underlayment: Type 1, 36-inch wide, asphalt-saturated organic felt, complying with ASTM D 226
(No. 15) or ASTM D 4869.
G. Waterproof Underlayment: Minimum 40-mil. Thick, self-adhering, polymer-modified, bituminous sheet
membrane, complying with ASTM D 1970. Provide primer when recommended by underlayment
manufacturer.
H. Nails: Hot-dip galvanized steel, 0.120-inch diameter barbed shank, sharp-pointed, conventional roofing
nails with a minimum 3/8-inch diameter head and of sufficient length to penetrate at least 1/8 inch
through plywood sheathing.
1. Where nails are in contact with flashing, prevent galvanic action by providing nails made from the
same metal as that of the flashing.
I. EPDM – Cricket & Parapet wall covering. Minimum 45 mil. and thick mesh reinforced fully adhered
EPDM roofing material. Preferred Manufacturer: Firestone. Refer to roof plan.
J. Snow Brackets: Snow Bracket D: 10-inch length (250 mm), paint lock steel, 16 gauge, Powder Coated:
Best match of roof color from manufacturer’s standard colors.
1. Acceptable Manufacturer:
a. TRA-MAGE Roof Accessory Systems, which is located at: 1657 South 580 East, P.O. Box,
American Fork, UT 84003, Tel: 801-756-8666.
b. Or equal.
PART 3 EXECUTION
3.01 PREPARATION:
A. Clean substrates of projections and substances detrimental to application. Cover knotholes or other
minor voids in substrate with sheet metal flashing secure with noncorrosive roofing nails.
B. Coordinate installation with flashings and other adjoining work to ensure proper sequencing. Do not
install roofing materials until all vent stacks and other penetrations through roof sheathing have been
installed and are securely fastened against movement.
C. Do not install underlayment or shingles on wet surfaces.
3.02 INSTALLATION OF ROOF:
A. Prior to starting work, examine all roof decks on which work is to be applied for defects in materials and
workmanship which may be detrimental to the proper installation or long-term performance of the
shingles.
B. General: Comply with manufacturer’s instructions and recommendations but not less that those
recommended by ARMA’s “Residential Asphalt Roofing Manual” or the “The NRCA Steep Roofing
Manual.”
1. Fasten asphalt shingles to roof sheathing with nails.
C. Felt Underlayment: Apply 1 layer of felt underlayment horizontally over entire surface when slope is
greater than 4 in 12, 2 layers for slopes less than 4 in 12, to receive asphalt shingles, lapping
succeeding course a minimum of 2 inches, end laps a minimum of 4 inches, and hips a minimum of 6
inches. Fasten felt with sufficient number of roofing nails to hold underlayment in place until asphalt
shingle installation.
1. Omit felt underlayment at areas of waterproof underlayment. Lap felt underlayment over waterproof
underlayment as recommended by manufacturer but not less than 2 inches.
D. Waterproof Underlayment: Apply waterproof underlayment at eaves, valleys and as noted on roof plan.
E. Flashing: Install metal flashing and trim as indicated and according to details and recommendations of
the “Asphalt Roofing” section of “The NRCA Steep Roofing Manual” and ARMA’S Residential Asphalt
Roofing Manual.”
ASPHALT SHINGLE ROOFING 07310 - Page 2 of 3