Chemical grout
AV-100 chemical grout from Avanti International has the same viscosity as water, which allows it to quickly permeate the substrate and cure to form a matrix with the soil and porous rock. Pressure injecting the grout into void spaces with a remote packer also eliminates water migration into the sewer system.
The product has a 362-year half-life in soil as rated by the U.S. Department of Energy. The grout is a permanent solution for controlling groundwater and infiltration in manholes, laterals and mainline sewers. It can be used with a remote packer, encapsulating
