Page 367 - Construction Waterproofing Handbook
P. 367
REMEDIAL WATERPROOFING 8.27
Grout material is supplied in low-viscosity formulations to enhance its penetrating
capabilities. However, unlike epoxy, substrates do not need to be dry for grout application.
In fact substrates should be wetted before application and, if necessary, grout can be
applied directly into actively leaking joints.
Grouts are typically used for concrete or masonry substrates, although they will bond
to metals, wood, and polyvinyl chlorides such as PVC piping. Some grouts are also avail-
able in gel form, which is used to stabilize soils in areas of bulkheads or soil banks of
FIGURE 8.24 Two-component injection mixer and injection
equipment. (Courtesy of Webac)
FIGURE 8.25 Hand-held grout injector. (Courtesy of Webac)
