A structural steel stair stringer connects to a wide flange landing beam. A channel stringer aligns with a centerline wide flange beam and landing plate, utilizing a complete joint penetration weld at the top and bottom flange and web. Tread and riser plates tie into the assembly with typical fillet welds specified as quarter-inch welds at twelve inches on center. A plate to wide flange beam flange connection is secured with a quarter-inch fillet weld at twelve inches on center. A wide flange beam beyond is referenced per plan.
1/4 2-12 1/4 2-12 TYP. C.J.P. TOP AND BOTTOM FLANGE AND WEB LANDING PL REF. PLAN CL WF BEAM AND RISER PL TREAD AND RISER PL REF. 1/S640 WF BEAM BEYOND REF. PLAN CHANNEL STRINGER REF. PLAN 1/4 3-12 PL TO WF BEAM FLANGE
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