Source: https://tendernation.io/opportunities/01a13cf6-2f0b-726d-92f5-3c252fc269b0/sewage-treatment-works-refurbishment-scheme awarded GB open procedure Suitable for SMEs # Sewage Treatment Works Refurbishment Scheme [Fenland District Council](https://tendernation.io/buyers/fenland-district-council) Estimated value £60,000 Published 3 Oct 2024 Deadline Closed 7 Oct 2024 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Small contract value Valued under £135,018 including VAT, the lowest Procurement Act threshold for goods and services. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender 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 () for documentation by 12am Thursday 11th October 2024 Read full description ## CPV classification Sewerage work Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/dff8724f-a395-4268-bb54-7d6eca79aaee) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. 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