A curtain wall stack joint and mullion intersection centers on the stack joint and vertical mullion lines. The assembly incorporates four-sided structural silicone glazing edges and a stack joint with specific dimensional clearances of 1-3/4 inches and 2-11/16 inches. Additional dimensions reference a 3-inch total width across the mullion centerline with 1-15/16-inch and 17/32-inch offsets. Reference callouts designate the mullion beyond and the edge of the stack joint at elevation 274 feet 6 inches.
F13 274' - 6" OF STACK JOINT OF MULLION MULLION BEYOND MULLION BEYOND EDGE OF 4 SIDEDED SSG EDGE OF STACK JOINT 2 1 1 / 1 6 " 1 3 / 4 " 3 " 1 7 / 3 2 " 1 1 5 / 1 6 " 1 7 / 3 2 "
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