HomeMy WebLinkAboutLetter - Roof Permit Plan ReviewArchitectonic Inc
October 10, 2017
St. Lucie County Building Department
Planning & Development Services
Building & Code Regulation Division
2300 Virginia Avenue
Ft. Pierce, FL 34982
Attn: Roof Permit Plan Review
Re: Roofing specification prepared for the St. Lucie County Building Dept. for the structure
located at 240 W. Aldea Street Dr., St. Lucie County, Florida
Manufacturer:
CertainTeed Corporation
Profiles:
Modified Bitumen Roof System, NOA# 14-0529.02 R-21
Code:
FBC 2014; Section R 905.10
Wind Speed:
160 MPH; Ultimate Design Wind Speeds
Exposure:
B
Mean Roof Height:
20' Maximum
Pitch:
% /12
Required Design Pressure:
Zone1: -38.2 Zone 2: -46.45 Zone3: -69.3
Design Pressure:
Zone1: -52.5 Zone 2: -52.5 Zone3: -76.15
Base Sheet:
1 ply All Weather/Empire Base Sheet
Fastener:
Base sheet shall be lapped 4" and fastened with 11 ga. Annual ring
shank nails and approved Tincaps @ 8" o.c., in the lap and three rows
staggered in the center of the sheet 8" o.c. for Zone 1 & 2 . Zone 3
attach base sheet using 11 ga. annular ring shank nails and approved tin
caps spaced 6" o.c., in a 6" lap and 6" o.c. in three equally spaced
staggered rows in the center of the sheet.
Membrane:
Flintastic GTA
Existing Roof Deck:
5/8" CDX Plywood, with 8d ring shank nails @ 6" o.c. thru Zone 1,
4" o.c. perimeter & 6" o.c. Field Zone 2, & 4" o.c. thru out Zone 3
The above approved, as per Florida Building Code Compliance acceptances, 2014 Florida Building Code,
and the Manufacturer's recommendations.
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806 Delaware Avenue Tel: 772 460 7751 www.architectonicinc.com
Fort Pierce, Florida 34950 Fax: 772 460 4244 FL Reg #AA26003348 1 of 1