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SUBJECT:Bristol Tolliver Park <br />Load Determination <br />Seismic Loads <br />SHEET NO:LD2 - <br />PROJECT NO: 11250537 <br />BY:MAM DATE: 09/05/2025 <br />2 <br />≔Cs.12.8.2 =――SDS <br />⎛ <br />⎜ <br />⎝ <br />―R <br />Ie <br />⎞ <br />⎟ <br />⎠ <br />0.43 ASCE 7-16 Eq. 12.8-2 <br />≔Csmax1 =―――SD1 <br />⋅Ta <br />⎛ <br />⎜ <br />⎝ <br />―R <br />Ie <br />⎞ <br />⎟ <br />⎠ <br />2.14 ASCE 7-16 Eq. 12.8-3 <br />≔Csmax2 =――――⋅SD1 TL <br />⋅Ta <br />2 ⎛ <br />⎜ <br />⎝ <br />―R <br />Ie <br />⎞ <br />⎟ <br />⎠ <br />129.48 ASCE 7-16 Eq. 12.8-4 <br />≔Csmax =‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖‖ <br />if <br />else <br />≤Ta TL <br />‖ <br />‖‖Csmax1 <br />‖ <br />‖‖Csmax2 <br />2.14 ASCE 7-16 12.8.1.1 <br />≔Csmin1 0.03 ASCE 7-16 15.4.1 <br />≔Csmin2 =―――⋅0.8 S1 <br />⎛ <br />⎜ <br />⎝ <br />―R <br />Ie <br />⎞ <br />⎟ <br />⎠ <br />0.18 ASCE 7-16 Eq. 15.4-2 <br />≔Csmin =‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖‖ <br />if <br />else <br />≥S1 0.6 <br />‖ <br />‖‖Csmin2 <br />‖ <br />‖‖Csmin1 <br />0.03 ASCE 7-16 15.4.1 <br />≔Cs =‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖ <br />‖‖ <br />if <br />else if <br />else if <br /><T ⋅1.5 Ts <br />‖ <br />‖‖Cs.12.8.2 <br />>>TL T ⋅1.5 Ts <br />‖ <br />‖‖⋅1.5 Csmax1 <br />>T TL <br />‖ <br />‖‖⋅1.5 Csmax2 <br />0.43 ASCE 7-16 11.4.8, Exception 2 <br />≔minvalue =if ⎛⎝,,≥Cs Csmin “OK” “NG”⎞⎠“OK” <br />≔maxvalue =if ⎛⎝,,≤Cs Csmax “OK” “NG”⎞⎠“OK” <br />=Cs 0.43 <br />≔V ⋅Cs W ASCE 7-16 Eq. 12.8-1