Closed tender

Oxford STW Upgrade Project

Details

Value
£240,000,000
Topic
Construction work
Published
3 October 2024
Submission
11 November 2024

Tender description

AMP7/AMP8 upgrade project at Oxford Sewage Treatment Works (STW) Lot 1: AMP7/AMP8 upgrade project at Oxford Sewage Treatment Works (STW) 1. Compliance with a new quality permit consisting of an ammonia consent reduction from 3mg/l to 1mg/l; and a Tot-P reduction from 1mg/l to 0.25mg/l. 2. Increase flow to full treatment from 1,040l/s to 1,802l/s. 3. Increase in the storm tank capacity from 6,831m3 to 18,167m3. 4. Replace inlet works and upgrade the effluent treatment process with a new 170,000PE stream. 5. Increase dissolved oxygen level in the final effluent channel. 6. Address existing effluent stream process capacity pinch points. 7. Increase the throughput capacity of sludge treatment process. 8. New power supply, HV ring main, fibre optic network and SCADA upgrade.

Timeline

  1. Completed: Tender published3 October 2024
    Current notice
  2. Completed: Submission date11 November 2024

About the buyer

Thames Water Utilities Limited buys as a utility, through a Procurement Support Centre in Reading. Thames Water operates in a regulated industry, so becoming a supply partner follows a formal structure. Suppliers email the procurement team with the notice reference to take part in a tender. Suppliers can bid for water resources, demand management or leakage solutions through the Bid Assessment Framework. Innovative ideas can also be submitted through an online form.

Over the past 5 years, most of Thames Water Utilities Limited's contract awards have been in construction work, IT services and waste, cleaning and environmental services.

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Decision makers

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