This structural detail shows a cast-in-place concrete tie beam measuring two feet square with typical three-inch clear cover. The internal reinforcement consists of four total number six continuous reinforcing bars enclosed by number three stirrups spaced at twelve inches on center. A variable dimension "L" indicates the clearance from the top of the tie beam to a concrete slab above, with sand provided per detail eight on sheet SD2 when "L" equals one-half inch. Additional footing requirements are sized per plan where applicable.
"L" (VARIES) 3" CLR TYP 3" CLR TYP 2'-0" 2'-0" FOR ITEMS NOT SHOWN OR NOTED SEE 19 - SIM #3 STIRRUPS @ 12"OC FTG PER PLAN (WHERE OCCURS) (2) #6 CONT (4) TOTAL PROVIDE SAND PER DETAIL 8/SD2 WHEN "L" = 1/2"
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