Curb And Gutter Inlet

A curb inlet or combination inlet is normally comprised of a frame grate and curb box.
Curb and gutter inlet. Curb and gutter 11 curb box inlet type b 6 bridge end connectors 4 end treatment type 2a 8 guardrail earth berm 9 terminal section no. Intergal curb or isl. Gutter inlet type s 220. Ditch bottom inlets types f and g.
Hoe stocks regionally specifications in addition to kytc and indot specifications. Curb and gutter barrier inlet 219. Can someone explain why there is such a difference. The two programs match perfectly for inlet on grade and ncdot has been using hy 22 as a standard for years.
Curb inlet 2 x 3 x variable height w cast iron hood frame and vane style grate plan profile. Inlets frames grates. Ditch bottom inlets types c d e and h 232. Inlet frames grates.
Ditch bottom inlet type a 230. For a grate in a ditch drop inlet this should be the lower of the height of the ditch block if any or the allowable ponded depth. Inlet frames grates for driveway and mountable curb. 2 1 the dandy curb sack curb and gutter inlet protection unit shall be a sewn geotextile fabric unit made in the u s a enclosing a porous structure in the form of a cylindrical tub placed in front and extending beyond the inlet opening on both sides and have a geotextile fabric sack attached designed to fit the opening of the catch basin or drop inlet and to hang underneath the grate and into the catch basin.
Curb inlets are available in several sizes and types. Inlets catch basins categories. With an open top design it fits to any size gutter and curb inlet. See section 2 3 1 for additional criteria on design storm frequencies.
Its unique design allows it to filter sediment laden water with ease. Solid rock cuts without adequate vehicle recovery zone behind. For a grate in a curb and gutter section this should be the lower of the curb height or the depth associated with the allowable ponded width. Storm water curb openings.
Reversible frames grates. For the best results in gutter and curb inlet filtration the rugged patented dandy curb sack is extremely popular because it can handle jobs big and small and can be reused again and again. Ditch bottom inlet type b 231. The curb and gutter calculator matches up with hy 22 for spread calculations for an inlet on grade but spread numbers are almost doubled for inlet on sag solutions as compared to hy 22.