A window-washing davit anchor connection is supported by a structural steel framing system. A galvanized HSS 7.625x0.328 davit base mounts to a two-inch thick, one-foot-four-inch square galvanized base plate with anchor holes coordinated with manufacturer requirements. The base plate is welded to a primary support beam sized per plan, aided by typical beam stiffeners placed on both sides and centered under the plate edge using five-sixteenth-inch fillet welds on three sides. A W12x26 minimum perpendicular framing beam ties into the assembly, while deck spans require a minimum eight-inch clearance. Connections must account for gravity and twenty-five kip minimum davit up and down loads per structural notes.
A - CL BEAM CL ANCHOR CL PERPENDICULAR BEAM CL ANCHOR MIN 7" MIN 8" MIN 8" W12X26 MINIMUM PERPENDICULAR BEAM OR AS INDICATED ON DRAWINGS NEAREST ADJACENT BEAM PER PLAN 2 1/4" ANCHOR BASE PLATE PRIMARY SUPPORT BEAM PER PLAN CONNECTION PER 9/S5.203. SEE PLAN FOR BEAM SHEAR EACH END DUE TO GRAVITY AND DAVIT UP / DOWN (U/D) LOADS (25 KIPS MINIMUM). DECK SPAN SEE NOTE 1 MIN 8" B PLAN A SECTION PL 1/2 NS/FS MATCH BM WIDTH TYP 5/16 5/16 (3) SIDES, TYP BM STIFFENER BOTH SIDES CENTERED UNDER PLATE EDGE. TYP (6) LOCS PER DAVIT. SEE SEC A FOR SIZE AND WELD MAX 1/2" NOTE: SEE LOADING DIAGRAMS FOR MAXIMUM BASIS OF DESIGN DAVIT LOADS. PL2"x1'-4"x1'-4" GALVANIZED W/ HOLES COORDINATED W/ MANUF REQUIREMENTS 6" COORD W/ ARCH & MANUF 1'-6" MAX HSS7.625x0.328 GALVANIZED DAVIT BASE BY OTHERS MIN 1' - 0" 5/16 5/16 CJP SCALE: NOT TO SCALE 3 DAVIT ANCHOR CONNECTION DETAIL ON BEAM A - CL BEAM CL ANCHOR CL PERPENDICULAR BEAM CL ANCHOR MIN 7" MIN 8" MIN 8" W12X26 MINIMUM PERPENDICULAR BEAM OR AS INDICATED ON DRAWINGS NEAREST ADJACENT BEAM PER PLAN 2 1/4" ANCHOR BASE PLATE PRIMARY SUPPORT BEAM PER PLAN CONNECTION PER 9/S5.203. SEE PLAN FOR BEAM SHEAR EACH END DUE TO GRAVITY AND DAVIT UP / DOWN (U/D) LOADS (25 KIPS MINIMUM). DECK SPAN SEE NOTE 1 MIN 8" B PLAN A SECTION PL 1/2 NS/FS MATCH BM WIDTH TYP 5/16 5/16 (3) SIDES, TYP BM STIFFENER BOTH SIDES CENTERED UNDER PLATE EDGE. TYP (6) LOCS PER DAVIT. SEE SEC A FOR SIZE AND WELD MAX 1/2" NOTE: SEE LOADING DIAGRAMS FOR MAXIMUM BASIS OF DESIGN DAVIT LOADS. PL2"x1'-4"x1'-4" GALVANIZED W/ HOLES COORDINATED W/ MANUF REQUIREMENTS 6" COORD W/ ARCH & MANUF 1'-6" MAX HSS7.625x0.328 GALVANIZED DAVIT BASE BY OTHERS MIN 1' - 0" 5/16 5/16 CJP SCALE: NOT TO SCALE 3 DAVIT ANCHOR CONNECTION DETAIL ON BEAM
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