HomeMy WebLinkAboutENG Third Revised Design Letter Reese - signed
M.A. CORSON & ASSOCIATES, Inc.
ARCHITECTURE * STRUCTURAL DESIGN
412 Colorado Ave., Ocean Blvd., Stuart, Fl. 34994
(772) 223-8227 * Lic. #AR91665
To: St. Lucie County - Building & Code Regulation Division Date: April 22,2020
Re: Mark Reese
9500 S. Ocean Drive, Unit 801 (End), Jensen Beach, Fl. , 34957
It is acceptable to replace existing sliding glass door & picture window openings for the
address listed above with units as follows:
1) S.G.D.- The EGS International "Atlantic" series aluminum S.G.D. has a Florida
number NOA #17-1218.21 with a +130 / -130 design pressure. It has a small missile
"D" approval and HVHZ.
2) Fixed Glass - The Rampart Series "5500" impact/ aluminum window wall system has
a Florida number NOA #21899.1 with a +100 / -100 design pressure. It has a large
missile "D" approval and HVHZ.
The worst case scenario building design pressures of address listed above in Zone 4 is
+58.7 / -63.7 and Zone 5 is +58.7 / -78.5. The building has a type II classification and
exposure category "D" for the 6th Edition of the FBC (2017).
SCOPE OF WORK: New window and or door replacement
DESIGN PARAMETERS AND ASSUMPTIONS USED:
1. DESIGN CODE: Florida Building Code Sixth Edition (2017) with 2020 Supplements using
ASCE 7‐10
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 80 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 A Corson
Mark A. Corson A.I.A., NCARB
President