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Anchorage Design <br />Project:Job No.: Calc. No.: Designed By: <br />Tom's Jr 23033 <br />Subject: <br />Equipment Anchorage Checked By: <br /> <br />Rooftop Unit PCG4B48065 <br />Equipment weight = 755 lb Based on ASCE Table 13.6.1 Ω = 2.5 <br />Anchorage : 2 row total 6 screws <br />Gravity height 1.75 ft <br />Anchorage space: 3.75 ft <br />Project area =7.5 ft-w x 4.5 ft-h = 33.75 sq. ft <br />Load Condition: 06D +0.7ΩE <br />Lateral Force =0.31 x W= 236.4 lb <br />Overturn moment = 724.1 lb-ft <br />Resistant moment = 849.38 lb-ft <br />Required uplift resistant= -16.7 lb/ ea. Screw <br />Required sliding resistant= 68.96 lb/ ea. screw <br />Load Condition: 06D +0.6W <br />Lateral Force =34.29 x Area= 1157 lb <br />Overturn moment = 1215.2 lb-ft <br />Resistant moment = 849.38 lb-ft <br />Required uplift resistant= 32.52 lb/ ea. screw <br />Required sliding resistant= 115.74 lb/ ea. screw <br /> <br />A35's are ok for above uplift load and sliding <br />Using 1/2" Lag Screws for single shear connections <br />Per NDS 2012 Table 11.2A and Table 11K <br />T/W = 1113 > 16.7 (OK) <br />V/W = 259 > 69.0 (OK) <br /> <br /> <br />51 <br />1430 E Edinger Ave <br />3/27/2025