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Home My WebLink AboutAPPROVED Digitally Signed Design Pressures Thomas J.Twomey, P.E.#25626 Saunders Residence 2831 Exchange Court, Suite A 10152 South Ocean Drive, Unit 511 West Palm Beach, Florida 33409 Jensen Beach, Florida 34957 (561)686-5853 Design Pressures for Doors FBC 2020/ASCE 7-16 H = 75 ft Exposure D 170 MPH (Ult.) Risk Category II q = 0.00256(Kz)(Kzt)(Kd)(Ke)(V)^2 Kz= 1.36 Kzt= 1.00 Kd = 0.85 Ke = 1.00 V= 170 MPH (Ult.) q = 85.5 psf Velocity Pressure qd = 0.60*q = 51.3 psf Design Velocity Pressure Zone 5(Worst Case-All Openings) Aeff= 75 ftA2 Effecive wind area POS. p+ _ (0.90 + 0.18)*qd = 55.4 psf Design Wind NEG. P- _ (-1.50-0.18)*qd = -86.2 psf Pressures Digitally signed by Thomas J Twomey DN:c=US,o=Unaffiliated, ou=A01410C0000016E89479A370 OOO8DB6,cn=Thomas J Twomey Date:2021.06.01 13:25:52-04'00'