Recent procurements of tunnel linings construction work in Ireland
2016-02-1515/133 โ Liffey Siphons Rehabilitation Project (Ervia)
Design and Build Contract to deliver:
The scheme provides for the rehabilitation of the 3.4 km of twin 900 mm diameter
4 sewers including;
โ the construction of a new buried inlet penstock chamber;
โ a new buried gatevalve chamber;
โ repair works to 2 underground tunnels and 5 access shafts for the Liffey
Siphons;
โ associated minor works to hatch-boxes;
โ the replacement of 2 nr 900 mm diameter flow-meters;
โ demolition of the above ground portion of the existing outlet chamber;
โ the removal and โฆ
View the procurement ยป Mentioned suppliers:Terra Pfeiffer JV
2012-12-21Ringsend Waste Water Treatment Works Extension Project - Long Sea Outfall Tunnel (Dublin City Council)
The design and construction/execution of a โtreated effluent' marine outfall system from the Ringsend Waste Water Treatment Works (WwTW) to the Irish Sea in Dublin Bay including:
- A c. 9 km Long Sea Outfall Tunnel (LSOT), c. 5m internal diameter, constructed in bedrock;
- An inlet shaft located onshore with an internal diameter of c. 20 m and up to 110 m deep.
- A c. 4 m diameter offshore marine riser shaft terminating in a โtreated effluent' diffuser head structure located in marine water depths of 25 โฆ
View the procurement ยป