K298 Maple Lodge STW Quality AMP 7 New Permit

Concepts

• reading
• wastewater treatment plant
• new storm
• new feed ps
• a new activated sludge plant bank c
• a new secondary chemical dosing system
• two new tertiary solids removal treatment plants
• a new storm separation
• eight new 28m diameter final settlement tanks
• an additional drum thickener new incoming switchboard

Location

London:

Description

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.

Award Criteria

CPV Codes

• 45252127 - Wastewater treatment plant construction work

Other Information

** PREVIEW NOTICE, please check Find a Tender for full details. **