Inlets or drainage structures shall be utilized to collect surface water through grated openings and convey it to storm sewers, channels or culverts. The inlet grate opening provided must be adequate to pass the design 10-year flow with 50% of sag inlet grate open areas clogged while providing a 10-foot minimum lane free of ponding. An overload channel with suitable easement(s) from sag inlets to a suitable outlet or basin shall be provided. (See § 152.029(A)).
(Ord. passed 10-11-2004)