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Job:Better Buzz - Pole Mounted Clearance Bar Pg. 2 <br />1465 E Vista Way, Suite A, Vista, CA 92084 <br />Dead Load, D <br />Element <br />Pole 126 Lb <br />Horiz. Pole & Clearance Bar 93 Lb <br />Total : 219 Lb <br />Risk Category =II <br />Exposure category (B, C or D) =C <br />Basic wind speed (3 sec. gust wind) V =96 mph <br />Topographic factor Kzt =1 <br />Sign Height to grade, in feet =h <br />Vertical dimension, in feet =s <br />Horizontal dimension, in feet =B <br />Return corner horizontal dimension, in feet =Lr <br />Sign gross area, in square feet =As <br />Kh = velocity pressure exposure coefficient evaluated at height, h,(Tab. 27.3-1) <br />Kd = wind directionality factor. (Tab. 26.6-1)=0.85 <br />Site Elevation =461.49 ft. <br />Ke = ground elevation factor. (Tab. 26.9-1)=1 <br />Velocity pressure, qh = 0.00256 Kh Kzt Kd Ke V2 ( 26.10-1 ) <br />where: G = gust effect factor. (Sec. 26.11, page 269). =0.85 <br />Cf = net force coefficient. (Fig. 29.3-1, page 323) <br />h Kh s B s / h B / s Lr As Cf qh p <br />( PSF ) ( Psf ) <br />Pole, Vertical 10.333 0.85 10.333 0.333 1.00 0.03 0.333 3.44 1.80 17.05 26.08 <br />Pole, Horizontal - Case A 10.333 0.85 0.333 6.604 0.03 19.83 0.333 2.20 1.90 17.05 27.53 <br />Clearance Bar - Case A 8.833 0.85 0.333 6.00 0.04 18.02 0.167 2.00 1.89 17.05 27.38 <br />F Lever Arm to Base Moment Lever Arm to Torsion <br />( Lb )Base, Ft MW ( Lb - Ft ) Pole CL ( Lb - Ft ) <br />Pole, Vertical 89.74 5.68 510 0.00 0 <br />Pole, Horizontal - Case A 60.54 10.17 616 3.55 215 <br />Clearance Bar - Case A 54.71 8.67 474 3.85 211 <br />Total : 205.0 1600 426 <br />Asi Distance Cf pi ( Psf )Torsion <br />(Lb - F t ) <br />Pole, Horizontal - Case C 0.111 0.30 3.048 44 4.9 10.17 50 6.60 32 <br />0.111 0.70 2.589 38 4.2 10.17 43 6.27 26 <br />0.111 1.00 1.989 29 3.2 10.17 33 5.94 19 <br />0.111 1.30 1.575 23 2.6 10.17 26 5.60 14 <br />0.111 1.70 1.457 21 2.3 10.17 24 5.27 12 <br />0.555 3.30 0.943 14 7.8 10.17 79 4.27 33 <br />1.090 6.60 0.550 8 8.7 10.17 89 1.80 16 <br />Total :2.20 34 343 153 <br />Weight <br />ELEMENT Wind Force, F Moment arm Moment Torsion arm <br />Design based on 2022 CBC, ASCE 7-16 <br />Design Loads <br />Wind Design Data <br />Design wind force, F = qh G Cf As <br />ELEMENT <br />ELEMENT <br />F to base ( F t ) at base (Lb - F t ) to pole ( F t )