The roof pie was opened to the coating plate, local repair of waterproofing in places of flow and restoration of layers with final laying of concrete surface were carried out. Work was performed in the autumn-winter period.
Work completed
Sealing of utility inputs
Storm drainage passages were sealed, as well as ventilation shafts using Stopaq polyurethane sealant.
Installation and sealing of expansion joints
The joint was sealed in two stages: pouring acrylate gel into the joint chamber, then sticking the waterproofing tape.
Repair of waterproofing in winter conditions
All work was carried out with constant monitoring of the heat and humidity conditions. If necessary, the base was heated, “heated enclosures” and other measures were taken to ensure the required conditions for the use of materials.