Concrete wall openings require specific trim and diagonal reinforcement sized per schedule, featuring diagonal bars extending forty-eight inches minimum or development length with a twenty-four-inch minimum at corners. Standard hooks and one hundred eighty-degree turns are rotated to maintain one-inch to two-inch clearances. Typical wall reinforcing and trim bars are detailed in both single and double curtain configurations, with diagonal reinforcement omitted at foundations.
d 3" CLR. MAX. ALL SIDES 't' 2" 4" d 24" MIN. SEE NOTE 3 't' 2" CLR. 2" CLR. 4" 48" MIN. d PLAN ELEV. DOUBLE PLAN ELEV. SINGLE A A A A A TRIM REINF. SEE SCHED. OPEN DIAG. REINF., SEE SCHED. (OMIT DIAG. AT FOUNDATION) TYP. WALL REINF. TRIM REINF. 180° HK. TURN TO PROVIDE MIN. CLR. STD. HK. ROTATE TO PROVIDE MIN. CLR. TYP. WALL REINF. 1" CLR. MIN. (TO 2" CLR. MAX. END OF HKS. ONLY) PROVIDE STD. HK. AT END OF WALL OR EDGE OF OPNG. TRIM REINF. l l l SEE NOTE 7
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