15/133 - Liffey Siphons Rehabilitation Project

Design and Build Contract to deliver: The scheme provides for the rehabilitation of the 3.4 km of twin 900mm diameter foul sewers including; • the construction of a new buried inlet penstock chamber; • a new buried gatevalve chamber; • repair works to two underground tunnels and five access shafts for the Liffey Siphons; • associated minor works to hatchboxes; • the replacement of two nr 900mm diameter flowmeters ; • demolition of the above ground portion of the existing outlet chamber; • the removal and disposal of all sludge within the siphon system • the cleaning, jetting and CCTV surveying of the rehabilitated siphon system

Works

12/04/2016 12:00:00

38421110-6  Flowmeters
41120000-6  Non-drinking water
42131220-4  Penstock valves
42131230-7  Gate valves
44131000-7  Sewage chambers
45221200-4  Construction work for tunnels, shafts and subways
45221248-2  Tunnel linings construction work
45231100-6  General construction work for pipelines
45232440-8  Construction work for sewage pipes
45315100-9  Electrical engineering installation works
45351000-2  Mechanical engineering installation works