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P7 <br />Project:Job No.:Calc. No.: Rev: <br />MCFADDEN AVE. / EUCLID AVE.CLU3406 / CLL03406 DCI- 1 <br />Subject: Discipline: <br />Equipment anchorage support analysis Arch./Civil/Structural <br />RRU mounted to existing support frame: <br />Seismic Load = 35 lb <br />Wind Load = 69 lb Governs (exposed to wind = Yes ) <br />Weight = 72 lb <br />RRU to Unistrut anchorage with 3/8"Ø Unistrut bolt: <br />Allowable pull out = 1000 lb > 21 lb OK (Per ASD 1.0D+0.6W) <br />Allowable shear = 800 lb > 36 lb OK (Per ASD 1.0D+0.6W) <br />3 ft Unistrut beam check: <br />R1x = 34 lb R2x = 34 lb (due to lateral) <br />R1y = 17 lb R2y = 36 lb (due to gravity) <br />Max. moment at beam = 52 lb-ft (due to lateral) <br />Max. moment at beam = 26 lb-ft (due to gravity) <br />Per load combination D+0.6W <br />My (at major axial) = 36 lb-ft= 433.0 lb-in <br />Mx (at minor axial) = 26 lb-ft= 310.8 lb-in <br />My allow = 5070 x 1 = 5070 lb-in <br />Mx allow= 5070 x 0.85 x 0.69 = 2981 lb-in <br />(S1 = 0.2 ,S2= 0.292 ,S1/S2= 0.6918 ) <br />(My / My allow + Mx / Mx allow) = 0.19 < 1 OK <br />Existing Unistut support beams at RRU are OK. <br /> Architecture - Engineering - Consulting <br />26 Executive Park Suite 170, Irvine, CA 92614 (T) 949-475-1000 <br />RRU Anchorage Check 5111 3%4 W Edinger Ave <br />#WCC014/30/2025