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Sharjah Wastewater Treatment Works Extension

Project commencement

May 2002

Project completion

May 2004

Project cost

£18 million

Client

Sharjah Municipality

Client engineer

Halcrow International Partnership

Additional treatment capacity

37,400m³/day

Geographical area served

Sharjah City

Final capacity (total plant)

155,400m³/day

Design wastewater concentrations (mg/l)

BOD - 204; SS - 290; NH4 - 18

Design loads (kg/day)

BOD - 7,650; SS - 10,875; NH4 - 675

Instantaneous maximum flow (hydraulic capacity)

67,500m³/day

WAS flow rate (at max daily flow)

Phase 6 - 1,600m³/day; Overall - 10,700m³/day

Operational MLSS

3,000mg/l

Aeration lane retention times

7.8 hours (average), 4.3 hours (minimum)

UV treatment capacity

72,000m³/day

Official opening

June 2004

Control panels

Baldwin & Francis

Software

Serck

Filter flooring

Cadar

Scrapers

Vivendi (now Veolia Water Systems)

Screw pumps

Spaans Babcock

Screens

Longwood Engineering

Sludge thickeners and belt presses

Simon Hartley

UV system

Trojan Technologies

Main contractors

ACWa Services, Consolidated Contractors International Company SAL

Local installation contractors

Abeg Arabia International (electrical), Pioneer (mechanical)
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