Grouting  External

On completion of the microtunneling operation it is necessary to attempt to displace as much of the bentonite slurry in the annulus with cement grout. Prior to all microtunneling operations under roads, settlement calculation will be prepared, these calculations will estimate the amount of long terms settlement that will occur based on the amount of bentonite that is displaced by grouting. Grout will be either site mixed or delivered.

Go to link