Laserfiche WebLink
<br />COEFFICIENTS AND PRESSURES <br />Main Wind Force Resisting Systems <br /> <br />Actual pressure = Velocity pressure x Use factor x Coefficient <br />Wind velocity is 100 mph <br />Mean roof height is 10.35136 feet <br />Velocity pressure is 21 psf <br />Use factor is 1.0 <br />Roof CY"OSS slope is 4 on 12, which equals 18.43495 degrees to horizontal <br />End zone width is 6 feet <br /> <br />Coefficient <br /> <br />Design Pressure (psf) <br /> <br />-------------------___v_____________________________________________ <br /> <br />End zone <br />Windward wall ( 1E ) .7 14.7 <br />Windward roof (2E) -1.4 -29.4 <br />Leeward roof (3E) -1 -21 <br />Leeward wall (4E) -.95 -19.95 <br />Overhang -1.5 -31.5 <br />Interior zone <br />Windward wall ( 1 ) .4 8.4 <br />Windward roof ( 2 ) -1 -21 <br />Leeward roof ( 3 ) -.75 -15.75 <br />Leeward ~"'a II ( 4 ) -.7 -14.7 <br />Overhang -1.5 -31.5 <br /> <br />------------------------------------------------------------------- <br />-------------------------------------------------------------------- <br /> <br />TOTAL WIND FORCES ON ENTIRE BUILDING <br />Main Wind Force Resisting Systems <br /> <br />Forces transverse: <br />Lateral forces (pounds) : <br />Windward wall = 2723 inward <br />Leeward wall. = 4218 outward <br />Uplift forces (pounds) <br />Windward roof -. 8797 upward <br />Leeward roof -. 6454 upward <br />Windward overhang = 1271 upward <br />Forces longitudinal: <br />Lateral forces (pounds) : <br />Windward wall = 3980 inward <br />Leeward wall = 1136 out~"'ard <br />