Awarded
Sewage Treatment Works Refurbishment Scheme
Descriptions
The purpose of this quotation document is to assist Fenland District Council to appoint a suitably qualified and experienced Principal Contractor to undertake a Mechanical and Electrical refurbishment of a Council owned and operated Sewage Treatment Works at Ramsey Road, Pondersbridge, Cambridgeshire, PE26 2TW. Outline scope of works include:- • A thorough mechanical and electrical overhaul of the Sequential Batch Reactor (SBR) STW, noting that the intelligent PLC control panel (LOGO) has been recently replaced. • Supply and install, on metal work bench above the concrete floor, 2Nr Becker DT4.25 K compressors including all new air delivery pipework, hoses and fittings as required. • Replace 1Nr mixing/aerator attached to a concrete base in holding tank and 14Nr diffusers attached to fixed frame of UPVC pipework in reactor tank. • Carefully remove existing holding tank delivery infrastructure. Supply and install 2Nr appropriately sized Grundfos or Flygt submersible pumps, with Autocoupling kits, heavy duty 1.5" dia stainless steel rails, 50mm MDPE pipework, 2Nr non-return valves, allowing for all fixtures and fittings as required. • Carefully remove existing reactor tank discharge infrastructure, supply and install 2Nr Grundfos Unilift KP350 pumps and high quality 50mm flexible discharge pipework to discharge collection chamber. Existing flexible pipework has gone very stiff. • Design and construct a new above ground collection chamber arrangement, with the facility to catch RAG should it be required. Details to be provided by Contractor as part of quotation return. • Install 150mm dia duct between holding tank and proposed discharge collection chamber to take 2Nr flexible discharge pipework. Relay concrete slabs to line and level. Details to be provided by Contractor as part of quotation return. • Remove existing Siemens level detection infrastructure, supply and install 1Nr Pulsar Ultrasonic Ultra 5 level controller on existing timber back board and 2Nr dB6 ultrasonic transducers to both tanks, all appropriately wired back into PLC control panel. Further project information can be found on the contract drawings including details of site location, local site conditions and constraints etc, can be found in the client prepared CDM Pre-Construction Health & Safety Information Document. Please contact Kevin Gove (KGove@Fenland.gov.uk) for documentation by 12am Thursday 11th October 2024
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Tender Regions
CPV Codes
90000000 - Sewage-, refuse-, cleaning-, and environmental services
45232430 - Water-treatment work
45232410 - Sewerage work
45232421 - Sewage treatment works
50000000 - Repair and maintenance services
45232423 - Sewage pumping stations construction work
Keywords
sanitary drainage network build
pipeline trenching for sewerage
sewage treatment plant construction
wastewater treatment infrastructure
effluent processing facility build
biological treatment plant installation
wastewater lift station erection
pumping station infrastructure
sanitary pump site construction
wastewater gravity bypass station
water treatment plant construction
potable water purification facility build
water-treatment infrastructure
treatment facility construction
water-processing infrastructure
Tender Lot Details
2 Tender Lots
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Possible Competitors
1 Possible Competitors
