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HVAC Chiller SHEET NO.:_______ <br />BY: HL DATE: 10/13/2020 <br />CHK'D: ___ DATE: ______ <br />Seismic Anchorage Design <br />Roof - HVAC Chiller <br /> Width Equipment Information; <br />Weight =2514 lbs <br />Width =120 inch <br />Depth =36 inch <br /> C.GHeight =78 inch <br /> A B Ht. to C.G. =47 inch <br />Wo =2.5 <br /> a c a =60 inch <br /> Ta b Tb d b =120 inch <br /> Front Elev. Side Elev.c =18 inch <br />d =36 inch <br />Seismic Force; ASCE 7-10, Section 13.3 <br />Fp =0.69 Wp (Ult) = 0.49 Wp (Allow)############= 1232 lbs (Allow) <br />Wo Fp =############= 3079 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)############ <br />W n2 =1.2 Wp + Fp vert =1.39 Wp (Ult)############ <br />W n1 =0.6 Wp - Fp vert = 0.46 Wp (Allow) = 1166 lbs (Allow) <br />W n2 =Wp + Fp vert = 1.14 Wp (Allow) = 2856 lbs (Allow) <br /> <br />Check Over-Turning; (Side-to-Side) <br />S MA = 0 = Fp x C.G. - Wn x a - Ta x b <br />= -= 216 lbs (Ult)<0, No Pull-out Force <br />Check Over-Turning; (Front-to-Back) <br />S MA = 0 = Fp x C.G. - Wn x c - Tb x d <br />= 680 lbs / Anchor (Ult)<-- Control <br />Check Sliding; <br />V = Fp = 1724 lbs / 2 = <br />Assume only 1/4" fillet welds x 6" long at ends of saddle (Observations show more welding) <br />TMAX =680 lbs (Ult)TCAP =33406 lbs (Ult)DCR T =0.02 <1.0 OK <br />VMAX =862 lbs (Ult)VCAP =66812 lbs (Ult)DCR V =0.01 <1.0 OK <br />DCR = (T/ Tcap)+(V/ Vcap) =0.03 <1.0 OK <br /> Depth <br />Height- 216 lbs = <br /> 1360 lbs / 2 Anchors = <br />862 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 />HVAC Chiller Equipment Anchorage Leprino Foods Tracy