Home Building Facilities Sanitation trench excavation trench excavation Description Save trench excavation details Format DWG File size 15.69 KB DOWNLOAD DWG share your appreciation Related Posts sewer detail Mesh toilet detail Detail of Rain Gutter and Railing Typical toilet 1.72×0.82m Farfalla valve dn 65 pneumatic Detail of a Registration Box Detail of a septic chamber and a cesspool Box details Floor detail of a bathroom Structure and facilities Latrine Midpoint purge valve for rural drinking water projects Prefabricated sanitary core – study project for precarious housing bathroom details underground water meter bathroom detail Drain and bathroom trap kitchen details drains bathroom detail