HomeMy WebLinkAboutEngineering COOK & MENARD ARCHITECTURE INC.
806 Delaware Avenue, Fort Pierce, Florida 34950
PHONE(772)460-7751 FAX(772)460-4244
EMAIL cookmenard@yahoo.com
April 16,2015
St. Lucie County Building Department
Attn: Roof Permit Plan Review
2300 Virginia Avenue
Ft. Pierce, FL 34982
Re: Roofing specification prepared for the St. Lucie County Building Dept.for the structure located at
951 Emerald Ave.St Lucie County, Florida
Manufacturer: Gulf Coast Supply& Manufacturing
Profiles: 24 Ga.Gulf Stream 18"wide roof panel FL.#11651.11
Code: FBC 2010;Section R 905.10
Wind Speed: 160 MPH; Ultimate Design Wind Speeds
Exposure: B
Mean Roof Height: 30' Maximum
Pitch: 4"/12"
Required Design Pressure: Zone1:-38.2 Zone 2:-53.9 Zone3:-101.4
Maximum Uplift Pressure: Fastener spacing:Zone 1&2-69.25 @ 24"o.c.,Zone 3 -108.5 @ 12"o. c
Fasteners: (2)#10-12 Pancake Type A corrosion resistant fasteners per clip with%" minimum
penetration through plywood
Base Sheet: One or more plies of Titanium UDL-25 PLUS or Titanium UDL-30 applied with minimum
4" horizontal laps minimum 6"vertical laps and mechanically fastened with Miami-Dade
approved nails&metal/tin caps spaced @ 6"o.c. at the horizontal laps&8"o.c. in a grid
pattern having three,equally spaced,staggered rows in the field of the sheet.
Underlayment: Titanium Psu-30,self-adhered,with minimum 3" horizontal laps&minimum 6"vertical
laps. Place the first course of Titanium Psu-30 parallel to the eave and field,using a
heavy pressure roller under safe conditions to further secure the membrane.
Roof Decking: Existing 15/32"plywood sheathing to be nailed w/8d x2"ring shank nails @ 6"o.c.
thru out Zone 1,4" o.c. perimeter&6"o.c.field Zone 2,and 4"o.c. thru out Zone3
The above approved,as per Florida Building Code Compliance acceptances, 2010 Florida Building Code,and the
Manufacturer's recommendations.
Respectfully Submitted,
Peter B. Cook
Cook'& Menard Architecture, Inc.
Florida Registration No. AA0003494, NCARB Certification No. 31789