This document is the Double 2' x 3' Curb Inlet 18" & 30" Structures with Add-a-Branch Nyloplast Detail. Illustration with descriptions and notes shown.

The nyloplast 2 x 3 curb inlet double structures detail shows the concrete curb & pavement, various heights, width & thickness, 18” and 30” drain basin, traffic loads, 4” - 30” outlet pipe, backfill material description and add-a-branch gasketed sewer soil tight joint.

Note 1 and 2 state that dimensions are for reference only and in inches. Note 3 recommends that minimum pipe burial depth per pipe manufacturer. Note 4 states that variable invert heights available.