Manholes

Injection grout being pumped through a concrete manhole structure into the soil to create a grout curtain to stop infiltration.

View Avanti chemical grout being injected to stop horizontal leaks within the manhole wall to stop infiltration.

View Avanti chemical grout being injected to stop vertical leaks within the manhole wall to stop infiltration.

Helmet Cam from Avanti's Field Service Manager - Charlie Lerman - of AV-202 Multigrout being injected into a joint in a precast manhole.

A pick hole in a manhole in Vancouver, WA was allowing 10 gpm of water into the structure. Using Avant's AV-202-LV Multigrout LV and Oakum, the leak was stopped saving the city over $10,000 a year.

Helmet Cam of manhole curtain grouting with AV-275 Soilgrout.

Helmet Cam from Avanti's Field Service Manager - Charlie Lerman - of Oakum Soakum with AV-202 Multigrout in an underground vault with the Pacific Ocean leaking into it.