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7.0 Design Loads - Seismic (Cont.): <br />7.4 Vertical Seismic Force Check: <br />Mechanical attachments may be required for several reasons including building code, roof load limits and array shape. The table <br />below provides the mechanical attachment requirements for each sub-array within this project. <br /> <br />Nomenclature: <br />WP = Sub-Array Weight <br />FPV = Vertical Seismic Force <br />FRV = Vertical Seismic Resisting Force <br /> <br />Array Information Vertical Force Verification Results <br />Sub- <br />Array <br />Name <br />WP <br />(lbs.) <br />FPV <br />(lbs.) <br />FRV <br />(lbs.) <br />0.7 FPV - <br />FRV (lbs.) <br />MA's <br />Required <br />Total MA <br />Capacity <br />(lbs.) <br />Total <br />MA's <br />Provided <br />Acceptable <br />1.1 3,692 785 2,215 -1,666 0 2,862 7 Yes <br />1.2 5,207 1,107 3,124 -2,349 0 9,680 21 Yes <br />Total:8,899 lbs.1,892 lbs.5,340 lbs.-4,015 lbs.0 12,542 28 <br /> <br />Table7.2 - Summary of Mechanical Attachment Requirements <br />* MA's Required = 0.7 FPV - FRV/MA strength <br />06/01/2023 <br />APPROVED FOR CONSTRUCTION <br />15 <br />PanelClaw, Inc., 1600 Osgood Street, Suite 2023, North Andover, MA 01845 <br /> (978) 688.4900 - www.panelclaw.com <br />P- 41 <br />1901 N Fairview St & Bldg A, B, <br />C, F & 1919 N Fairview St Bldg E <br />4/11/2024