Mains Rehabilitation

Published

20 January 2025

Notice number

001856-2025

Reference

ocds-h6vhtk-04c0ac

Official source

Official source

Description

This project includes, but is not limited to the following packages of work: A new chemical storage and dosing system to aid Phosphorus removal A new pre-aeration primary tank supernatant and RAS mixing and distribution chamber A new activated sludge aeration lane that matches existing with two new 35 m diameter final settlement tanks and RAS system A new Tertiary Solids Removal treatment stage A new standby power facility A new centrate storage tank and pump system to return centrate for treatment A new Picket Fence Thickener to operate in parallel to two existing units A new liquor return pump station to return site liquors for treatment

Official publications

• FTS · 001856-2025 · 20 January 2025

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• White Horse Reservoir (WHR) Independent Technical Advisor (ITA) · 18 September 2026
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Frequently asked questions

Who is the buyer of this tender?

The contracting authority is THAMES WATER UTILITIES LIMITED (United Kingdom).

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