This document is the Drain Basin with outlet Orifice Cap Nyloplast Detail. Illustration with descriptions shown.

The detail shows the various parts and dimensions of the drain basin including the orifice opening sized per engineer design, 18” – 30” frame & grate or solid cover, 4” – 18” outlets with orifice caps, 4” – 30” inlet, 18” – 30” drain basin body and removable or fixed outlet orifice cap.