(812) 313-29-30 RUS ENG St. Petersburg Bolshoi Sampsonievsky pr., 66 location map HOME PHOTO GALLERY SERVICES LICENSES AND CERTIFICATES ARTICLES CONTACTS VACANCIES Open gasket Construction of engineering networks in the traditional way Sanitation Trenchless restoration of pipelines Flushing and teleinspection Open laying of engineering networks Traditional method Installation of treatment facilities Trenchless laying of engineering networks Horizontal directional drilling (HDD) Sanitation with polymer stocking Dragging the pipeline Pipeline flushing and TV diagnostics Pipe flushing Hydrodynamic flushing Sludge pump rental Teleinspection of pipes The GRADISS company is a construction company that unites a number of departments specializing in the laying of engineering networks, power supply networks, complex solutions for the treatment and accounting of various kinds of wastewater. The company's specialists possess both traditional technologies for the construction of engineering networks and technologies that allow trenchless laying , such as horizontal directional drilling ( HDD ), sanitation ( CHULOK ) and pipeline pulling. These methods make it possible to restore underground communications under rivers, forests, ravines, in specific soils (rocks, quicksands), in protective zones of high-voltage overhead power lines, underground pipelines, in conditions of dense housing development in cities when passing the route under transport arteries, squares and parks. In addition to laying engineering networks , specialists of our company can perform flushing of pipelines by hydrodynamic method and television diagnostics , inspecting the condition of the networks, detecting cracks, leaks, deformations, blockages and foreign objects, to determine the reasons for the decrease in throughput, the exact location and nature of the defect, and with the subsequent issuance of recommendations for the operation or restoration of the diagnosed pipelines. Also, at the request of the Customer, our specialists can make a report in the form of defective cards, statements and video materials for delivery of networks to the State Unitary Enterprise “Vodokanal of St. Petersburg”. Компания "ГРАДИСС" Санкт-Петербург, Большой Сампсониевский пр., 66, литер "А" тел.: +7 (812) 313-29-30 e-mail: info@gradiss.ru