A typical column base plate anchorage assembly is embedded in concrete. The anchor rod features fully tightened double nuts or a hex bolt head at the bottom with a specified minimum embedment length and minimum concrete cover. Above the concrete surface, a setting nut and plate washer with a minimum thickness or shim stack supports the base plate at the required nominal grout thickness. A heavy hex nut and square or round plate washer secure the base plate containing an oversized hole, maintaining the required anchor rod projection above the plate.
2" MINIMUM 4" MINIMUM COVER T/CONCRETE EL SEE PLANS, DETAILS OR SCHEDULES SEE ANCHOR ROD SCHEDULE FOR WELD A FULLY TIGHTENED DOUBLE NUTS OR HEX BOLT HEAD MINIMUM EMBEDMENT LENGTH PER ANCHOR ROD SCHEDULE NOMINAL GROUT THICKNESS PER SCHEDULE A HEAVY HEX NUT SQUARE OR ROUND PLATE WASHER WITH STANDARD HOLE SIZE AND THICKNESS PER SCHEDULE A MINIMUM ANCHOR ROD PROJECTION ABOVE BASE PLATE PER SCHEDULE A THREAD LENGTH BASE PLATE W/ OVERSIZED HOLE, PER SCHEDULE A ANCHOR ROD PER ANCHOR ROD SCHEDULE / COLUMN SCHEDULE BOTTOM OF CONCRETE BOTTOM OF BASE PLATE SETTING NUT AND PLATE WASHER (1/2" MINIMUM WASHER THICKNESS) OR SHIM STACK AT CONTRACTOR'S OPTION / COORDINATION A 2" MINIMUM 4" MINIMUM COVER T/CONCRETE EL SEE PLANS, DETAILS OR SCHEDULES SEE ANCHOR ROD SCHEDULE FOR WELD A FULLY TIGHTENED DOUBLE NUTS OR HEX BOLT HEAD MINIMUM EMBEDMENT LENGTH PER ANCHOR ROD SCHEDULE NOMINAL GROUT THICKNESS PER SCHEDULE A HEAVY HEX NUT SQUARE OR ROUND PLATE WASHER WITH STANDARD HOLE SIZE AND THICKNESS PER SCHEDULE A MINIMUM ANCHOR ROD PROJECTION ABOVE BASE PLATE PER SCHEDULE A THREAD LENGTH BASE PLATE W/ OVERSIZED HOLE, PER SCHEDULE A ANCHOR ROD PER ANCHOR ROD SCHEDULE / COLUMN SCHEDULE BOTTOM OF CONCRETE BOTTOM OF BASE PLATE SETTING NUT AND PLATE WASHER (1/2" MINIMUM WASHER THICKNESS) OR SHIM STACK AT CONTRACTOR'S OPTION / COORDINATION A
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