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EC-7 SHEET NO.:_______ <br />BY: HL DATE: 10/13/2020 <br />CHK'D: ___ DATE: ______ <br />Seismic Anchorage Design <br />Roof - EC-7 <br />Equipment Information; <br /> Width Weight =27478 lbs <br />Width =288 inch <br />Depth =144 inch <br /> C.GHeight =144 inch <br /> A B Ht. to C.G. =39 inch <br />W o =2.5 <br />a c a =144 inch <br /> Ta b Tb d b =288 inch <br /> Front Elev. Side Elev.c =72 inch <br />d =144 inch <br />Seismic Force; ASCE 7-10, Section 13.3 <br />Fp =0.69 Wp (Ult) = 0.49 Wp (Allow)= 18848 lbs (Ult)= 13463 lbs (Allow) <br />Wo Fp == 47119 lbs (Ult)= 33657 lbs (Allow) <br />Fp vert =0.19 Wp (Ult) = 0.14 Wp (Allow) <br />W n1 =0.9 Wp - Fp vert = 0.71 Wp (Ult)= 19495 lbs (Ult) <br />W n2 =1.2 Wp + Fp vert =1.39 Wp (Ult)= 38209 lbs (Ult) <br />W n1 =0.6 Wp - Fp vert = 0.46 Wp (Allow) = 12747 lbs (Allow) <br />W n2 =Wp + Fp vert = 1.14 Wp (Allow) = 31218 lbs (Allow) <br /> <br />Check Over-Turning; (Side-to-Side) <br />S MA = 0 = Fp x C.G. - W n x a - Ta x b <br />= - 7195 lbs / 2 =<0, No Pull-out Force <br />Check Over-Turning; (Front-to-Back) <br />S MA = 0 = Fp x C.G. - W n x c - Ta x d <br />= - 4643 lbs / 2 =<0, No Pull-out Force <br />Check Sliding; <br />V = Fp = <br />Observations show minimum 2 snubbers per side with minimum 4" of 3/16" weld <br />VMAX =9424 lbs (Ult)VCAP =16703 lbs (Ult)DCR V =0.56 <1.0 OK <br /> 18848 lbs / 2 Conn's = 9424 lbs / Conn.(Ult) <br /> Depth <br />Height-3598 lbs / Anchor (Ult) <br />-2321 lbs / Anchor (Ult) <br />b <br />aWGCF <br />T np <br />a <br />´-´ <br />= <br />.. <br />d <br />cWGCF <br />T np <br />b <br />´-´ <br />= <br />.. <br />EC-7 Equipment Anchorage Leprino Foods Tracy