References

Aeration and IFAS

Northumbrian Water - Seaton Carew STW

Scope of services

  • Replace FBDA and install IFAS system
  • Design
  • Manufacture
  • Installation
  • Commission

Scope of delivery

  • Remove existing FBDA
  • Replace air header pipework, associated valves and droppers
  • Install 135 Aquaconsult Aerostrip Q3.5-EU and 5 Q1.5-EU diffusers into each of the 4 x ASP lanes
  • On-site erection of ‘flat-packed’ IFAS cages
  • Install IFAS cage guides and cages

Specifics

  • All IFAS cages and pipework of Grade 304 stainless steel
  • 4 x ASP lanes per ASP, 4 cages per lane - total 16 cages
  • 11,280 sq. metres of Biotextil curtains
  • Increases biomass under aeration by 23%

Technical data

  • Uprating of existing activated-sludge plant to treat a greater load
  • Discharge permit 3 mg/l Ammonia (from March 2020)
  • Population Equivalent 250,000 (2028 Design Horizon)
  • Maximum flow of 82,080 cubic metres per day

Client
Interserve on behalf of Nothumbrian Water

Completion
April 2016