Framework order - level maintenance, conversion of Br. to GWM, sand removal, cleaning with brushes, HD technology, suction of landfills, inserts, sealing with sleeves, carrying out pumping tests, sealing artesians, converting measuring point closures, geophysical investigations.
The framework order has been being processed by NBB and includes the repair, maintenance and dismantling of groundwater measuring points. The above-mentioned work will be carried out in the catchment area of all waterworks. Renovation work is accompanied by our own TV technology.