Laserfiche WebLink
FA' �RL CORP LOAD CALCULATION <br /> Roof 1 - 2 <br /> IVORY EVERETT,5501 S 2ND AVE,EVERETT,WA 98203 <br /> PV PANELS DEAD LOAD(PV-DL) <br /> PV Panels Weight = 2.50 psf <br /> Hardware Assembly Weight = 0.50 psf <br /> Total PV Panels Weight PV-DL= 3.00 psf <br /> ROOF DEAD LOAD(R-DL) <br /> Existing Roofing Material Weight Composite Shingle Roof 1 Layer(s) = 2.50 psf <br /> Underlayment Weight = 0.50 psf <br /> Plywood/OSB Sheathing Weight = 1.50 psf <br /> Framing Weight 2 x 4 @ 24 in.O.C. = 0.73 psf <br /> No Vaulted Ceiling = 0.00 psf <br /> Miscellaneous = 1.00 psf <br /> Total Roof Dead Load R-DL= 6.20 psf <br /> REDUCED ROOF LIVE LOAD(Lr) <br /> Roof Live Load Lo= 20.00 psf <br /> Member Tributary Area At< 200 ft2 <br /> Roof 1-2 Pitch 18'or 4/12 <br /> Tributary Area Reduction Factor R1= 1.00 <br /> Roof Slope Reduction Factor R2= 1.00 <br /> Reduced Roof Live Load,Lr=Lo(1111)(1112) Lr= 20.00 psf <br /> SNOW LOAD <br /> Ground Snow Load pg= 25.00 psf <br /> Effective Roof Slope 18' <br /> Snow Importance Factor Is= 1.00 <br /> Snow Exposure Factor Ce= 1.00 <br /> Snow Thermal Factor Ct= 1.10 <br /> Minimum Flat Roof Snow Load pf-min= 25.00 psf <br /> Flat Roof Snow Load pf= 25.00 psf <br /> SLOPED ROOF SNOW LOAD ON ROOF(Non-Slippery Surfaces) <br /> Roof Slope Factor Cs-roof= 1.00 <br /> Sloped Roof Snow Load on Roof ps-roof= 25.00 psf <br /> SLOPED ROOF SNOW LOAD ON PV PANELS(Unobstructed Slippery Surfaces) <br /> Roof Slope Factor Cs-PV= 1.00 <br /> Sloped Roof Snow Load on PV Panels ps-PV= 25.00 psf <br /> Barun Corp I Design and Engineering 1610.202.4506 1 chrisk@baruncorp.com I www.baruncorp.com <br />