Maintenance and repair works for the WRK-III raw water transmission pipeline system

Summary

The contract covers works on the WRK-III raw water transmission pipeline system as part of a project to remove pressure restrictions. The work includes reinforcing existing socket joints with internal sleeves, replacing concrete pipe sections with steel pipes, and constructing two new access openings on existing pipeline sections. The contracting authority will provide pipes, fittings, valves, hydrant and service taps, non-steel casing pipes, support piles, marker posts, cables, and materials needed to install and protect them; steel casing pipes are not included in this list. HVO100 biodiesel must be used as fuel for all diesel-powered machinery. The estimated contract value is EUR 1,500,000, and the planned performance period is from 4 January to 31 May 2027. The tender submission deadline is 18 November 2026 at 11:00. No tender guarantee is required. The tender documents contain further details of the work and participation conditions.