Manhole Rehabilitation to Stop Seawater Infiltration
Design, Site Engineering and Crew Training – Crack Injection for a Manhole
Case Histories Categories
Inflows
GTAA Rehabilitation of Infield Tunnel and Spring Creek Culvert Backwall Grouting Program
A backwall grouting program was undertaken to mitigate continual water seepage into two infield tunnels.
Crack injection with flexible water reactive polyurethane Grout to stem seepage into tunnels at Sault St-Marie Locks, Michigan, USA
ECO trained the maintenance crews of the US Army Corps Of Engineers in Sault St-Marie in professional crack injection with flexible water reactive polyurethane grout as well as slab jacking techniques.
Mount Isa Mines: stopping water inflow into pilot holes for raise bore using acrylate grout, Australia
A pilot hole hit water in zones not amenable to regular or microfine cement based suspension grout at a depth of approximately 400 metres below surface. Inflows as high as 100 liters per second were encountered…
Watertight Bulkhead Construction in Underground Workings, Fort à la Corne, Saskatchewan
A large inflow in a diamond mine…
Milwaukee Tunnel Grouting, Milwaukee, Wisconsin
A hot bitumen grouting operation to stabilise and stop an inflow of soil in a tunnel…