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HomeMy WebLinkAbout29603-1-ENG-SS-DIGICERT1 of 3 PROJECT: BARON REAL ESTATE DATE: PROJ. NO.: 29603-1 ENGINEER: CLIENT: SIGN STORE COMPANY V5.5 units; pounds, feet unless noted otherwise Applied Wind Loads; from ASCE 7-16 F=qz*G*Cf*Af with qz = 0.00256KzKztKdV2 (29.3.2 & 29.4) Cf=1.483 (Fig. 29.3-1)1.00 0 max. height= 8.00 1.0 Kzt=1.0 (26.8.2) (=1.0 unless unusual landscape)s= 7.67 Kz=from table 28.3-1 Exposure= c 2 Kd=0.85 for signs (table 26.6-1) Lz= V= 160 mph G= 0.85 (26.9)weight= 0.698 kips s/h=0.958 MDL=0.00 k-ft B/s=1.17 Pole structure height at Wind Loads component section c.g. Kz qz Af shear Moment MW 1 3.8 0.850 47.3 69.0 4118 15788 2 7.8335 0.850 47.3 0.7 45 350 sums: 69.8 4163 16.14 (Mw)k-ft arm= 3.9 for s/h=1, add 10% (asce fig. 29.4-1):x 1.10 17.75 Pu=0.84 kip M= 17.75 k-ft M=sqrt(MDL 2+Mw 2) Mu=sqrt(1.2MDL 2+1.0MW 2) =17.75 k-ft Pole Design section; pipe Mu < φMn with Mn = fyZfy=35 ksi ࢥ=0.9 H Mu(k-ft)t (in) Z USE at grade 17.8 0.258 6.8 PIPE 6 STD, ĭMn= 27.8 k-ft Z req'd. (in) Size(in) 6.76 5 59.68 4/13/21 MAF pressure qz*G*Cf 59.68 10815 Rancho Bernardo RD., SD, CA 92127 projectmanager@sullawayeng.com Phone: 858-312-5150 Fax: 858-777-3534 2 of 3 PROJECT: BARON REAL ESTATE DATE: PROJ. NO.: 29603-1 ENGINEER: CLIENT: SIGN STORE COMPANY Version 3.0 Longitude Direction units; pounds, feet unless noted otherwise applied shear at grade v=2.5 kip unfactored load applied moment at grade m=9.68 kip-ft unfactored load depth of soil above footing hs=0 ft allowable soil bearing p=2.0 ksf Spread Footing Design moment m= 15.9 k-ft at base of footing Footing size (ft) b=10.00 L=4.0 h=2.50 S= 26.7 Footing Weight= 15.0 k signage weight=0.7 k soil 0.00 total= 15.70 Overturning;Mc=31 Mc>1.5M 1.9713 ok soil pressure; max= 1.062 ksf min= -0.2 ksf ok forces on concrete pad; V= 13.8 k Vr=22 k (=1.6V) M=14 k-ft Mr=22 k-ft Check Slab; ࢥ=0.9 fy=60 ksi fc=2.5 ksi 150 lbs/ft3 Flexure As=0.25 d= 26.0 in φMn=φAsfy(d-a/2)=351 k-in = 29.2 k-ft Mr<φMn ok a=Asfy/0.85fcb= 0.059 in Check minimum Asmin=2sqrt(fc)bd/fy =7.8 200bd/fy=10.40 or 1.333As=0.33 in2 Use As=0.33in2 short direction γs=2/(β+1) =0.8 with β=1.5 short direction; γAs=0.27 in2 USE #4 @ 12" Each Way Top and Bottom Mat Shear;φVn=φ2sqrt(fc)bd φVc=ࢥ=0.75 Vr<φVn ok 4/20/21 MAF 234.0 P.O. Box 28789, SD, CA 92198 mikesullaway@gmail.com Phone: 858-312-5150 Fax: 858-777-3534 3 of 3