Inlets

Drain inlets incorporated into a curb and gutter system convey runoff to a storm sewer. Inlets have larger grates, knockouts, and flow capacity than catch basins, and have no sump to catch sediments that may enter through the grate.

Curb Inlets

SIZE (Feet) Description PDF File
5 Curb Inlet Complete - Standard Depth with knockouts PDF File
6 Curb Inlet Complete - Standard Depth with knockouts PDF File
10 Curb Inlet Complete - Standard Depth with knockouts PDF File
15 Curb Inlet Complete - Standard Depth with knockouts PDF File
5 Curb Inlet Base - Stage 1 with knockouts
6 Curb Inlet Base - Stage 1 with knockouts
10 Curb Inlet Base - Stage 1 with knockouts
15 Curb Inlet Base - Stage 1 with knockouts
5 Curb Inlet Riser (Vertical Feet)
6 Curb Inlet Riser (Vertical Feet)
10 Curb Inlet Riser (Vertical Feet)
15 Curb Inlet Riser (Vertical Feet)

Note: “Complete” includes Expansion Joint 18-inch Locking Ring and Cover

Grate Inlets

Identification Number Description PDF File
2 Grate Inlet Square 3-Foot X 3-Foot X 3.5-Foot Base (36-inch knockout) PDF File
2 Grate Inlet Rectangle 5-Foot Curb Inlet Base PDF File
3 Grate Inlet Rectangle 10-Foot Curb Inlet Base PDF File
4 Grate Inlet Rectangle 5-Foot Curb Inlet Base PDF File
6 Grate Inlet Rectangle 10-Foot Curb Inlet Base PDF File
8 Grate Inlet Rectangle 15-Foot Curb Inlet Base PDF File

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