Presented analysis will includ the water supply network construction in the city center, in a highly urbanized area, the network performed in internal investor’s area and a network carried out in internal investor’s area with a depth of laying 3,5 m. Costs analyzes of water supply network construction in these three cases have shown that the HDD method is more cost effective than traditional excavation method.

The paper prepared in cooperation with mgr inż. Barbara Turniak, Politechnika Śląska

dr inż. Florian G. Piechurski, Politechnika Śląska