grout hole

grout hole

[′grau̇t ‚hōl]
(engineering)
One of the holes in a grout curtain.
Any hole into which grout is forced under pressure to consolidate the surrounding earth or rock.
References in periodicals archive ?
The grout hose discharges into the grout hole and the mixture flows by gravity into the annular space between the liner panels and the host pipe.
There are two rows of grout holes that each contain 66 holes, 33 primary and 33 secondary, for a total of 132 grout holes.
Three rings of eight grout holes were installed around the perimeter of the tunnel where the leaks were detected; these were all later tested at about 250 psi.