The removal of the damaged lining, either partial or total, for thicknesses from 10 cm up to > 50 cm can be done by mechanical demolition or hydro blasting.
Depending on the geological and structural conditions of the project, waterproofing layers and/or reinforcing bars may be installed if so required.
The pumping and injection system optimized for the sliding formwork system enables the construction of the new cap in continuous or by means of jointed segments, for variable thicknesses.
Stabilizing bulkhead contrast modules, fully operated in remote, generate system advancement based on guaranteed performance at the striking section.