Specs

Bridgestone Retail Operations, LLC
PROJECT MANUAL
Version: January 2012
SECTION 07540
MEMBRANE ROOFING SYSTEM
PART 1 - GENERAL
1.01 DESCRIPTION
A. A Mechanically-Fastened Roofing System incorporates a 10’ or 8’ wide (white) .060” thick, scrim-reinforced,
Thermoplastic Polyolefin (TPO) membrane. Insulation is mechanically fastened to an acceptable roof deck.
Provide perimeter sheets (5’ or 4’ wide respectively) installed along the building edges and field membrane
sheets are mechanically fastened to the roof deck with the appropriate Manufacturer Fasteners and
Fastening Plates. Adjoining sheets of membrane are overlapped and joined together with a minimum 1-1/2”
wide hot air weld.
B. System selection should be adequate to perform per manufacturer’s guidelines as dictated by local codes
and jurisdictions. Roofing supplier/installer shall verify local acceptance of materials for use in high wind and
coastal areas.
1.02 QUALITY ASSURANCE
A. This roofing system must be installed by a Manufacturer Authorized Roofing Applicator in compliance with
shop drawings as approved by Manufacturer.
B. Upon completion of the installation, an inspection will be conducted by a Technical Representative of
Manufacturer to ascertain the roofing system has been installed according to Manufacturer's specifications
and details.
C. This roofing system meets Underwriters Laboratories (UL) and Factory Mutual (FM) requirements (minimum
required FM design is FM Class1A-90).
1.03 ACCEPTABLE PRODUCTS/MANUFACTURERS:
A. Firestone Building Products Co., Carmel, IN.
1.04 SUBMITTALS
A. The contractor shall prepare all shop drawings, product literature, etc. as required to properly coordinate and
construct the project, and as per the requirements of the Project Manual. Submit the following items for
review by the Professional of Record in accordance with Section 01300, Submittals.
B. For all projects (prior to project inspection by Manufacturer) a final shop drawing must be approved by
Manufacturer, for use on specific location.
1.05 QUALITY ASSURANCE
A. Applicator Qualifications: Roofing installer shall have the following:
1. Current Firestone Master Contractor status.
1.06 RODUCT DELIVERY, STORAGE AND HANDLING
A. Deliver materials to job site in original, unopened containers labeled with the manufacturer's name, brand
name and installation instructions.
B. Job site storage temperatures in excess of 90°F may affect shelf life of curable materials (i.e., uncured
flashing, adhesives, sealants, primers, SecurTape, Pourable Sealer and Pressure-Sensitive Flashings).
C. When liquid adhesives and sealants are exposed to lower temperatures, restore to a minimum of 60°F before
use. Do not store adhesive containers with opened lids due to loss of solvent, which will occur from flash off.
D. Insulation and underlayment must be stored so it is kept dry and is protected from the elements. Store
insulation on a skid and completely cover with a breathable material such as tarp or canvas. If the insulation
is lightweight, it should be weighted to prevent possible wind damage.
MEMBRANE ROOFING SYSTEM 07540 - Page 1 of 6