Laserfiche WebLink
5.0 Design Loads - Wind (Cont.): <br />5.1.2 Global Wind Shear Summary Table: <br /> <br />Mechanical attachments may be required for several reasons including building code, roof load limits and array shape. The <br />table below provides the mechanical attachment requirements for each sub-array within this project. <br /> <br /> Applied Load Resisting Load Code Check <br />Sub- <br />Array <br />Name <br />FL-D = <br />Wind <br />Uplift <br />(lbs.) <br />FD = <br />Wind <br />Drag <br />(lbs.) <br />DL = <br />Total <br />Dead <br />Load <br />(lbs.) <br />Maximum <br />Allowable <br />Mechanical <br />Attachment <br />Strength (lbs.) <br />Total MA <br />Capacity <br />(lbs.) <br />Check <br />Calculated <br />Factor of <br />Safety* <br />Check <br />1.1 6,323 1,855 5,258 650 29,250 6.24 OK <br />Total:6,323 lbs.1,855 lbs.5,258  29,250 lbs. <br />Table 5.2 Summary of Mechanical Attachment Requirements <br />* Back calculated factor of safety provided to determine factor of safety applied to dead load in lieu of 0.6 in ASCE7 equation 7, BACK <br />CALCULATED FACTOR OF SAFETY = (DEAD LOAD+MECHANICAL ATTACHMENT)/(((.6)WIND DRAG /FRICTION)+(.6)WIND <br />UPLIFT) <br />06/26/2023 <br />APPROVED FOR CONSTRUCTION <br />10 <br />PanelClaw, Inc., 1600 Osgood Street, Suite 2023, North Andover, MA 01845 <br /> (978) 688.4900 - www.panelclaw.comP-36 <br />1901 N Fairview St & Bldg A, B, <br />C, F & 1919 N Fairview St Bldg E <br />4/11/2024