Rain water collection system plan section detail design layout

This AutoCAD drawing presents rain water collection system plan section detail design layout with complete drainage and storage system information for efficient water management. The drawing includes plan layout showing collection points, pipe routing, filtration chamber, and storage tank arrangement with proper dimensions. Section drawings explain tank depth, inlet outlet connections, and filtration layers including gravel and sand for water purification. Detailed views show pipe joints, chamber construction, and wall thickness for proper installation and durability.