HomeMy WebLinkAboutRoofing Specification AffidavitOf' THE TREASURE (COAST LL C.
806 Delaware Ave. (772) 267-1399
Fort Pierce, FL 34950 benchmarkengineeringtc@gmail.com
October 26, 2017
RE: Roofing Specification Affidavit:
John Weeks, Existing Residence
122 Queen Fredericka Ct, Fort Pierce, 34949
Dear St. Lucie County Building Department:
Please be advised, that the products and specifications are approved per Florida Building Code
Compliance Acceptances, 2014 FBC and the product manufacturer's recommendations.
Manufacturer:
Gulf Coast Supply & Manufacturing
Profiles:
26 Ga. 5v Crimp: FL #11651.13 R2
Code:
FBC 2014, Section R 905.10
Wind Speed:
165 MPH Max Ultimate
Exposure:
D
Mean Roof Height:
<30'
Pitch:
3/12 Min.
Design Pressure:
Zone 1: -49.2 Zone 2: -68.4 Zone 3: -130.8
Max uplift:
-131.0 psf @ 9.5"-2"-9.5" & 16" O.C.
Fasteners: #9-15x1.5" w/ sealing washers through rib w/ %" min. penetration
through plywood
Underlayment: Interwrap Inc. NOA# 13-0730.01, Titanium Psu-30, self -adhered, w/ 3" min.
horizontal laps & 6" min. vertical laps. First course shall be placed parallel to
eave & field using heavy pressure roller.
Roof Decking: Existing plywood sheathing shall be nailed w/ 8dx2" ring shank nails @
Zone 1: 6" O.C. throughout
Zone 2: 4" O.C. perimeter & 6" O.C. field
Zone 3: 4" O.C. throughout
Thank you for your diligence and please feel free to contact me at (772) 267-1399 with any comments or
concerns that you may have.
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