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Nedre Romerike Waterworks (NRV) and Ullensaker municipality will construct a reserve water pipeline between Frogner and Kløfta in order to increase the security and capacity of the water supply. The reserve water pipeline consists of a total of approx. 9 km land pipeline, split between several contracts. A sewage pump pipeline is also included along major parts of the stretch.
This tender documentation is for directional drilling and pipe pressing work on the last part of the stretch, total approx. 2,4 km of directional drilling (the total is split between 2 parallel drill holes). Pipe dimension 710 mm PE VL and 560 mm PE PSP. There are also 3 pipe pressings, which are each 20 m long. This procurement will be transported to a parallel excavation contract.