Report 4 13 2026

​ENSURPLAN, INC.​ ​ ww.Ensurplan.​​net​ w ​ ivil Engineers & Land Surveyors C Ph: (732) 469-0400​ ​Certificate of Authorization 24GA27997700​ ​STORMWATER DRAINAGE REPORT​ ​04/13/26​ ​Minor Subdivision 15 Ridgeway Ave West Orange, NJ​ ​Design Discussion​​(continued)​ ​ rainage areas connected directly via roof drain piping or indirectly via flow through the​ D ​impervious pavement are shown in purple,​ ​ rainage areas shown in green generate runoff which will flow overland via sheet flow to the​ D ​inlet at the rear of the site, bypassing the infiltration system.​ ​Diagram of Proposed Drainage Areas​ ​6​ ​Mailing Address: Post Office Box 4304, Warren, NJ 07059​