Mahasawat Water Treatment Plant Phase I

Mahasawat Water Treatment Plant Phase I


Client: Metropolitan Waterworks Authority (MWA)

Location: Nonthaburi, Thailand

Features: Large scale WTP with advance processes at the time.

Completion Date: 29 December 1995

Contract Value: THB 239,000,000 of total 1,931 MB

Aquathai had worked as a subcontractor to the Consortium of ITD-DGT-ITI. The project is one of the single largest water treatment plants and situated in the West Bangkok. The plant is the first phase of its 8 phases, with a nominal capacity at 400,000 m3/d, each.

The scope of work include the local supply and installation of mechanical and electrical work with a commissioning service of the follow Raw water pumping with rotating screen

  • Aeration cascade
  • Two(2)x 210,000 m3/d Pulsator Clarifiers
  • Eight(8)x52,500 m3/d Aquazur V Filterswing equipment:
  • Chemical handling and dosing
    • Lime saturator
    • Gas Chlorinators and neutralization
    • Alum
    • Transmission pumping station
    • Sludge lagoon
  • Transmission pumping station
  • Sludge lagoon
  • On-Line Laboratory
  • Control and instrument and electrical work
  • Substation
  • Central Sanitary Wastewater Treatment Plant
  • Tools for Workshop