Construction work for water and sewage pipelines

Tender description

LLVRSS Leixlip Transfer Pipeline and Wastewater Network Upgrade Project involves the design and build of the following (but not limited work) works: — approximately 3,3 km of 560 mm HDPE PE100 SDR 17 rising main (ranging in depths up to 2,1 m deep), — approximately 1,1 km of 750 mm concrete sewers (ranging in depths up to 6 m deep), — approximately 7,9 km length of twin 630 mm OD PN16 HDPE SDR 11 rising mains (ranging in depths up to 5 m deep), — 4 trenchless crossings: — river rye: 750 mm 70 m bore., — M3: 1 500 mm 70 m bore, — Maynooth Railway and Royal Canal: 1 500 mm 100 m bore, — Dunboyne Railway: 1 500 mm 50 m bore, — new pumping station and associated mechanical and electrical equipment within the existing Leixlip WwTP site: — submersible pumping station, — approximately 20 m by 30 m by 7 m deep, — 550 l/s maximum forward pumping capacity at 60 m head, — including associated telemetry/SCADA. LLVRSS Leixlip Transfer Pipeline and Wastewater Network Upgrade Project involves the design and build works. Please refer to the PQQ for further details.