Laserfiche WebLink
Saownjc Anna ysus AscE 7-10) <br /> SS= 1.228IF,= <br /> F,= 1.20 SM,= 1.47 Soy = 0.98 <br /> Sl= 0 444 1.80 SRi1= 0.7848 S <br /> �l = 0.52 <br /> Site Class = D <br /> Mean� Roof Height= 11 4} <br /> T= 0.12 sec <br /> R = 6.5 <br /> I = 1.0 <br /> .0 <br /> -� U 2023 <br /> rho = 1 <br /> W= 3.80 K Pvirr�ct vc�tiIC�S <br /> Allowable Base Shear V= 0.40 K <br /> Back Stair <br /> Level Wx (K) Jhx (ft) lWxhx Cvx _Tx (K) <br /> Stair 3.81 11 42 1.001 0.4022 <br /> Sum 3.81 1 421 1.01 0.402 <br /> By observation the design is controlled by seismic loading. 0.2 kip <br /> at each side of stair to home, 2001b, therefore use (1) DTT1Z each <br /> end of deck to home at the back stair. Tall = 640# >/= Tr = 200 lb. <br /> At Base use (1) HGA10 at each stringer to concrete base <br /> Va = 495# (minimum) >/= Vr = 200 lb. Use (2) 1/4" x 2" SIDS <br /> Screws to stringer and PT base plate, use (4) 3/4" Expansion bolts <br /> through base plate into existing concrete pad. <br /> Load at Cantilever wood post: 0.402(6.5/1.5)/6 = 290# per post <br /> bulcr <br /> ENGINEERING <br /> "c <br /> 2011 Hoyte Ave L7 <br />