PRO004606 - Works - Lostock WTW Filter Refurbishment

Concepts

• lostock wtw
• warrington
• water treatment plant
• replacement of the filter plenum floor
• construction work
• current rapid gravity filters
• filters
• lostock wtw filter refurbishment
• no. filters
• satisfactory performance of the filter underdrains

Location

North West England:

Description

The works consists of the design, construction and commissioning of the following at Lostock WTW Refurbishment of the concrete structure and replacement of the filter plenum floor of 2 No. current rapid gravity filters (Filters 7 and 8) to prevent erosion of exposed surfaces, prevent water quality deterioration, and ensure satisfactory performance of the filter underdrains. Replacement of the steel plenum floors and air scour pipework system of 4 No. steel rapid gravity filters to prevent water quality deterioration, and ensure satisfactory performance of the filter underdrains. Topping up of anthracite media in 8 No. Filters final depth required 400mm (as per the Employer’s Standard Operating Procedure). Provision of 2no stainless steel access ladders in each of the concrete construction rapid gravity filters Replacement of the Clean Backwash Water Control Valve LKA-WW-VA007 (A5/AV6062) for the 6 No. steel rapid gravity filters

Award Detail

Award Criteria

CPV Codes

• 45252120 - Water-treatment plant construction work
• 45252126 - Drinking-water treatment plant construction work

Other Information

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