an orange plastic pipe from a septic tank with a diameter of 160 mm lying in a ditch, visible pipe for revision.

160 160mm canalization circle connected connection construction cover diameter dirty ditch drain drainage ecological effluent ground groundwater hatch hole home industrial industry inspection installation lying material orange outdoors piercing pipe pipeline pipes pit plant plastic plumbing pollution revision riser round safety septic sewage sewer sewerage site soil system tank telescope treatment trench underground visible wastewater water waterproofing well