THAMES WATER UTILITIES LIMITED
K298 Maple Lodge STW Quality AMP 7 New Permit
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The submission route named on the official notice.
This project includes, but is not limited to the following packages of work: An additional inlet screen with civils alterations and screening handling upgrade An additional detritor and flow inlet channel, incorporating a new storm separation weir A new storm tank and river outfall, including flow transfer culvert and new storm return pumping station Upgrades to the existing six PSTs and conversion of three storm tanks into PSTs, fitted with chain and flight scraper Replacement Primary chemical dosing pumps to aid Phosphorus removal A new activated sludge plant Bank C, with new feed PS and blowers Eight new 28m diameter final settlement tanks, interconnecting pipework, distribution chambers and RAS system A new secondary chemical dosing system to aid Phosphorus removal Two new Tertiary Solids Removal treatment plants, one serving the effluent from Bank A and B, and one serving the effluent from the new Bank C An additional Drum thickener New incoming switchboard for the new DNO supply Modification and upgrade of HV/LV networks Modification and upgrade to the power management system and site-wide SCADA Modification and upgrade to the Process SCADA Additional standby powered generation Demolition and removal of redundant structures, plant and equipment N.B.
Please note that this Contract Notice shows a value of £280m.
The current contract value is circa £140m-£280m.
What the supplier must deliver
New incoming switchboard for the new DNO
New incoming switchboard for the new DNO supply.
Derived from the notice text — always confirm against the original documents.
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- OCID
- ocds-h6vhtk-04faf2
- Stage
- tender · Open
- Source
- Find a Tender
- Buyer ref
- 012114-2025
Contains public sector information licensed under the Open Government Licence v3.0. Source data © Crown copyright.
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