Underground work in a mining way.
Construction of manholes and tunnels, sprayed concrete,
sewer connections-tunneling.
Injection work to stop pressurized water.
Underground rehabilitation work, underground rehabilitation.
Removal of masonry moisture by chemical injection.
The company holds DQS CZ certificates according to ČSN EN ISO 9001:2001, 14001:2005 and the OHSAS 18001:1999 Standard