This document is the Drain Basin with Outlet Weir for Stormtech Nyloplast Detail. Dimensions and nyloplast illustration shown.

The side section view show 24” – 30” frame & solid cover, drain basin body, outlet weir and optional orifice hole. Top view with frame and cover removed details the outlet pipe to header/manifold, inlet pipe and outlet pipe to isolator row.

Note 1 states that invert elevations and locations to be determined by engineer. Note 2 directs height of weir to be determined by the engineer. Note 3 notes that weir manufactured to minimize loss of outlet pipe open are. Note 4 states that orifice holes and slots available as required. Note 5 directs Nyloplast 36” drain basin requires 36” x 30” reducing cone to adapt 30” casting.