A pipe or conduit sleeve passes through a reinforced concrete footing below the bottom reinforcement with a minimum two-inch clearance. Additional hanger stirrups and number four bars at eighteen inches on center are provided on each side of the penetration. A Class B lap is detailed on each side of the top bars. A caulk seal is applied at the sleeve-to-pipe or conduit interface on the exterior side of the footing. When using an ASTM A53 Schedule 40 or greater galvanized pipe sleeve, additional stirrups may be eliminated.
A A C B 1 1 CLASS "B" LAP EA SIDE (2'-0" WHERE TOP BARS DO NOT OCCUR) ADD HANGER STIRRUPS EA SIDE TYPICAL STIRRUPS #4 BARS @ 18" OC MIN OF 2 UNINTERRUPTED BARS SLEEVE, SEE FOR MAX SIZE NOTES: 1. DO NOT CUT REINFORCEMENT AT OR . ONLY CUT INTERRUPTED REINFORCEMENT AT . 2. PROVIDE MINIMUM 2" CLEAR BETWEEN SLEEVE AND REINFORCEMENT. 3. SEE DETAIL 6 ON THIS SHEET FOR SLEEVE-TO-PIPE/CONDUIT CLEARANCE & INFO NOT NOTED. 4. CAULK SEAL GAP AT SLEEVE-TO-PIPE/CONDUIT INTERFACE ON EXTERIOR SIDE OF FOOTING. 5. IF PIPE OR CONDUIT PENETRATION OCCURS AT EITHER TOP OR BOTTOM REBAR SPLICE LOCATION PROVIDE 2 ADDITIONAL SHEAR STIRRUPS FOR A TOTAL OF 4 SHEAR STIRRUPS ON EACH SIDE OF PENETRATION. 6. IF PIPE OR CONDUIT SLEEVE IS ASTM A53 SCHEDULE 40 OR GREATER PIPE, ADDITIONAL STIRRUPS MAY BE ELIMINATED. SLEEVE SHALL BE GALVANIZED. C PIPE OR CONDUIT BELOW BOTTOM REINFORCEMENT TYP 2" CLR
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