Sanacija vodoopskrbe Brodarci - 2. faza

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The subject of the works is the rehabilitation of the water supply in the settlement of Brodarci in Karlovac. For the installation of the pipeline, water-supply polyethylene pipes of quality PE 110 were selected, produced in accordance with HRN EN 12201-1 and HRN EN 12201-2, working pressure of 16 bar, and diameter of DN 110 mm. The planned section to be rehabilitated is approx. 1,850 m. Along with the water supply, 72 house connections and 9 underground hydrants are also installed, which meet the requirements of the applicable Ordinance on the hydrant network for fire extinguishing. At the site of the existing shut-off valve chambers, a new reinforced concrete (AB) chamber is planned with dimensions of 160x200 cm, with 2 shut-off valves and one control and regulation valve. A temporary water line (bypass) must be constructed along the entire length at the beginning of the works. Fittings and valves are planned to be made of ductile cast iron GGG 40 in accordance with HRN EN 545 and HRN EN 1563 for a nominal pressure of 16 bar, protected externally and internally with an epoxy coating of minimum thickness 250 μm, in accordance with HRN EN 14901. After completion of the works for…

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