The following are what an inspector looks for during a Concrete Waterways Inspection.
Concrete mix design submittal's to meet Ogden City specifications of 4,000 p.s.i. 6 ½ bag mix. Cold weather concrete bag mix design increases from 6 ½ bags to 7 ½ bags between October 1st to March 1st.
- Grade staking for control.
- Required road base depth placed and compaction test known prior to placement.
- Rebar placement at 11 inch o.c. longitudinal and 24 inch o.c. lateral throughout pour with bars supported above road base at 3 inches.
- Depth of concrete - all waterways at 8 inches concrete pour depth and placed monolithically throughout waterway. If frogs are placed at either end of waterway rebar to continue per above placement.
- Broom finish.