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-37 <br /> Cascade High School <br /> Proposed <br /> Pole Design <br /> Sign Height, ft 389 <br /> Sign Width, ft 8.0'8 <br /> Sign Area, sf 31.43 sign weight, lbf 314 <br /> Pole Width, ft 4 <br /> Pole Length, ft 6,11 <br /> Pole Area, sf 24.44 <br /> Overall Height, ft 10 <br /> Wind Pressure '`22?-psf Exposure C <br /> Upper Pole Design <br /> Area, sf Force, lbf Moment arm,, ft Moment, lbf-ft Moment, K-in <br /> 31.43 691 8,0'6 5573 66.9 <br /> 24.44 538 �� .N ,3 06 ( 1645 19.7 <br /> 1229 5.87 7219 86.6 <br /> Force Moment Arm Moment, lbf-ft Moment, K-in <br /> 1229.17 5.87 7219 86.6 <br /> .HSt nSc'uare : Fy, ksi Fb = Fy/1.67 <br /> 4600 27.54 <br /> Moment/Fb Size 4x4x0.250- <br /> Z, in^3 rqrd 3.14 Z 469' weight, lbf <br /> wt/ft _ i13. 260 <br /> 5,40,hrty j 6 .v 814 II) -Al <br /> le.)ce,-; ? rca/ �fll�+YLS <br />