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Czajka Wastewater Treatment Works

Project Type

Expansion

Location

Warsaw, Poland

Project Timeline

Phases one and two completed in 2010, phase three completed in April 2013

Population Equivalence Served

2.1 million

Production Capacity

435,000m³/day (normal); 515,000m³/day (peak)

Sub-Vistula Flow Rate

3-11 m³/sec (to include additional rainwater element)

Sludge Production Capacity

160,000tpa

Final

160,000tpa

Sludge treatment (new)

Thermal treatment/fluidised bed

Average output of treated sludge

24tons/hour

Sludge disposal

Current

Land spread

Final

Landfill

Overall site size

56 hectares (140 acres)

Project cost

€500m

Plant construction began

1974

Plant began operation

1991

Work began

August 2008

Scheduled completion

December 2010

Client

Miejskie Przedsiębiorstwo Wodociągów i Kanalizacji w Warszawie (Warsaw Water and Wastewater Company)

Consortium partners

Veolia, Warbud, OTV, Kruger and WTE Wassertechnik

Plant automation

Siemens

Calibration studies and pre-design development

EnviroSim

Sludge treatment design studies

WS Atkins-Polska

Funding

EU cohesion fund and municipality

Regulatory bodies

National Fund for Environmental Protection and Water Management, the Ministry of
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