Level 0 : ground level Water Outlet Air Outlet Access to effluent filter Overflow Alarm Access to Primary treatment Water Inlet Air Inlet Backfill height 0,45 m maxi Access to Secondary treatment Water level maximum height of ground water VALUE PRIMARY TREATMENT SECONDARY TREATMENT Secondary treatment area Overall width Overall height + ventilation Total weight (without water) Pipe diameters Lid diameter (Primary treatment) Lid diameter (Secondary treatment) Daily hydraulic load Organic load raw effluent up to PRIMARY TREATMENT Overall length SECONDARY TREATMENT Length x Width Primary treatment Weight adjustment This primary tank can be installed in high ground water table. 3 Creation NAME: NAME DATE