HomeMy WebLinkAboutAPPROVED Revision Justice Letter - rev - Esigned M.A. CORSON & ASSOCIATES, Inc.
ARCHITECTURE * STRUCTURAL DESIGN
412 Colorado Ave., Stuart, Fl. 34994
(772) 223-8227 * Lic. #AR91665
To: St. Lucie County - Building & Code Regulation Division Date: June 17, 2021
Re: Dale & Marilyn Justice
3100 N.AlA Highway(end unit) 1001
Fort Pierce, FL 34949
It is acceptable to replace existing sliding glass door and window for the address listed
above with the units as follows:
1) S.G.D. & Storefront-The EGS sliding glass door a Florida approval #FL29677 and
storefont glass#FL21899.
The nominal wind speed is 132 mph and the ultimate wind speed is 170 mph.
It has a DP of+100/-100 for storefront and DP of+105 /-135 for sliding glass door. It has
a large missile "D" approval HVHZ.
2) D.H. - The PGT Window Systems "DH 5560" Impact PVC window has a Miami Dade NOA
#20-0401.06. Mull bar FL17472.2. The nominal wind speed is 132 mph and the ultimate wind
speed is 170 mph. It has a+70/-110 design pressure and has a large missile "D" approval and
HVHZ.
SCOPE OF WORK: New sliding glass door,storefront windows,and double hung
window.
DESIGN PARAMETERS AND ASSUMPTIONS USED:
1. DESIGN CODE: Florida Building Code 7th Edition(2020), ASCE 7-16
2. Structure Designed: Enclosed
3. Risk Category: II Exposure Category: D
4. Design Wind Velocity 170 mph End Zone Width: 4 ft
5. Mean Roof Height 120 ft Roof Pitch: 0:12 Parapet: N/A ft
6. Components&Cladding Design Pressures Used: Zone 4: +58.7/-63.7 P.S.F. &
Zone 5: +58.7/-78.5 P.S.F. Worst case scenario has been calculated.
7. Design Loads: Floor: N/A Roof/Dead: N/A Roof/Live: N/A Balcony: N/A Dock: N/A
Deck: N/A Stairs: N/A Fence: N/A Railings: N/A
8. Were Shear Walls Considered For Structure?N/A Not Applicable Explain Why Not:
9. Is A Continuous Load Path Provided? N/A
10. Design Soil Bearing Pressure: N/A Soil Test Reports Submitted?N/A
Thank you for your time and consideration. If you have any questions please call.
Respectfully, Mark Digitally signed
by Mark Corson
1.06.17
Mcwk/A C orS r V Date:08-04'00'
COrSOn 15:58:08-04'00'
Mark A. Corson A.I.A.,NCARB
President