The City of Shahriar Wastewater treatment plant (module 1)

Location: The City of Shahriar

Capacity: 30,240 m3 day

Employer: Tehran Water and Wastewater Company

Supervisor: Pars Ab Tadbir Consulting Engineers

Date of starting: 2012

The City of Shahriar Wastewater treatment plant (module 1)

Brief specification of treatment process

The first module of shahriar WWTP is going under construction in a process method of SBR (Sequencing Batch Reactor) for 180,000 persons.Raw wastewater flows to the aerated grit chamber package (comprise of fine screen and grit chamber). The next stage is SBR Unit. Main biologicalprocess occurs in this step. Aeration, sedimentation and sludge separation will be done in SBR unit. The treated water lines up for disinfectionby UV and the sludge will be sent to aerobic digester and dewatering.