A 24-inch reverse pan concrete curb and gutter is set over a 6-inch untreated base course. The curb features a 12-inch total height with a 6-inch gutter pan thickness and a 2-inch vertical face. The gutter pan slopes at 1/2 inch per foot toward a reverse flow channel with a 3/4-inch radius. Expansion joints are required at a maximum of 60 feet on center, and 2-inch control joints are spaced at 8 feet on center.
1. PROVIDE EXPANSION JOINT AT 60' MAX. O.C. 2. PROVIDE 2" SCORE AT 8' O.C. NOTES: R=3/4" REVERSE FLOW 6" UNTREATED BASE COURSE 6" 2" 6" 12" 3 4 " 6" 24" 3 4 " 1 2 " PER FOOT
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