Are there any known standards specifying concrete plant inspection requirements during superstructure operations? Is there any state (NY) or national codes outlining specific requirements to have an inspector(s) at the concrete batch plant? Any help on this would be greatly appreciated.
ACI 318 makes a point of verticle spacing of ties equivalent to 16 bar diameters, based on the bar dimension. Is this dimension based on the verticle bar or the horizontal bar dimension?
We are currently fighting with a major rebar installer working as a "lumper" in NYC they are dropping in...