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STRUCTURAL CALCULATIONS <br />Check exising framing for worst case MA-1 <br />≔wp 237 lbf <br />≔DL 14 psf ≔Prtu =―wp <br />2 <br />118.5 lbf (# of framing members under <br />new unit)≔LL 20 psf <br />≔TL =DL LL 34 psf <br />≔L 39 <br />≔w =⎛⎝⋅TL 2.67 ⎞⎠90.78 plf <br />≔v =+⎛ <br />⎝⋅w ―L <br />2 <br />⎞ <br />⎠ <br />⎛ <br />⎝ <br />Prtu <br />2 <br />⎞ <br />⎠1829.46 lbf <br />≔Mexist =⋅w ―L 2 <br />8 <br />17259.55 ⋅lbf <br />≔Mnew =+ <br />⎛ <br />⎝⋅w ―L 2 <br />8 <br />⎞ <br />⎠ <br />⎛ <br />⎝ <br />⋅⋅Prtu 8 31 <br />39 <br />⎞ <br />⎠18013.086 ⋅lbf <br />≔Mpercent =――――−Mnew Mexist <br />Mnew <br />0.04 (Exisng framing ok, less than 5%)) <br />San Diego -14288 Danielson Street, Suite # 200, Poway, CA 92064, (858) 679-8989, Fax (858) 679-8959 <br />2841 W MacArthur Blvd <br />Unit# E12/11/2024