Tenders of Osthavell Ndische Trinkwasserversorgung Und Abwasserbehandlung Gmbh

Laying of drinking water pipes: - 910 m pressure pipe Pe 100-rc 355x32.2 mm, SDR 11, two-layer pipe with protective properties, laying in open construction - 8 m pressure pipe Pe 100-rc 90x8.2 mm, SDR 11, protective jacket pipe, TW-HA, laying in closed construction (earth rocket) - 1 m pressure pipe Pe 100-rc 63x5.8 mm, SDR 11, two-layer pipe with protective properties, TW-HA, laying in open construction - 6 m pressure pipe Pe 100-rc 50x4.6 mm, SDR 11, protective jacket pipe, TW-HA, laying in closed construction (earth rocket) - 52 m pressure pipe Pe 100-rc 40x3.7 mm, SDR 11, protective jacket pipe, TW-HA, laying in Open (40 m) and (12 m) closed construction (earth rocket) - 38 drinking water house connections reconnected (or partially replaced) - Installation of 12 gate valves DN 80-300 and 3 U-hydrants DN 80 - Reconnecting the new pipes to the old drinking water pipes - Damming the old pipes, removing the old fittings in the reconnection areas - Earthworks and shoring work (for 910 m of drinking water) - Traffic safety - Road construction work (120 m² unbound pavement + 415 m² paving slabs + 40 m² concrete paving stone removal and restoration, 60 m² concrete pavement removal and restoration with concrete paving stone)