GDS supplies WAI 40i hammer technology for the Chancza Water Reservoir in Poland

Commissioned by RZGW Kraków, the Polish contractor SOLEY needed to drill more than 300 drainage holes in order to prevent water filtration from eroding the body of the Chancza reservoir. A high rate of penetration (ROP) and precision drilling was needed and therefore the water-powered drilling techcnology from GDS/DrillKing was used. The project resulted in that the earth barrier was sealed off and the length of the path of it could be extended. Read more Project Case