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KNEE BRACING (K)(STAIR-A) <br />V =1521 N =2663 <br />STEEL POST KNEE BRACING:P =4841 <br />l =1.5 <br />V (TOTAL) = <br /># OF POSTS H =3423 <br />HEIGHT OF POST: h = <br />HEIGHT OF BRACING: l =h =6.75 <br />USE 4x4 STEEL POST <br />W/KNEE BRACING PER DETAIL 3/S1 <br />FORCE PER POST @ BOTTOM =F = V/nb of post <br />F =761 lbs =761 <br />HORI. COMPONENET OF FORCE IN KNEE BRACING = <br />H =3423 lbs <br />FORCE ON NAILED CONNECTION = <br />P =4841 lbs <br />FORCE AT TOP OF POST = <br />N =2663 lbs <br />CHECK FOR SHEAR ON STEEL WELD: <br />USE STEEL PLATE WELDED TO CANOPY <br />T =3423 lbs <br />Use Weld 3/16 E70 (SMAW) <br />Strength of Weld =2.78 kips/ linear in <br />Lw needed = Tension / Strength of Weld <br />=1.231 in <br />Lw Actual =8 in <br />T Actual =22.24 kips >3.42 kips OK <br />12/9/2024 <br />SHEET OF CALCULATION <br />2 <br />6.75 ft <br />LATERAL ANALYSIS PROJECT NUMBER <br />MIDCITIES <br />DATE <br />SUBJECT 1115 HIGHLAND ST <br />PROJECT NAME 1115 HIGHLAND ST SANTA ANA, CA 92703 <br />STEEL STAIR <br />ADDRESS <br />1.50 ft <br />1521 lbs <br />K5 <br />1115 W Highland St <br />1/15/2025