128512 ⎘
Keeping dry foundation sites or other areas in the ground; Restraining of underground water by damming or interrupting the passage of underground water by making use of sealing aprons, e.g. diaphragms made from bituminous or clay material Joints between sheets constituting the sealing aprons
End Piece For Arcuate Void Forms
#2Subterranean barriers, methods, and apparatuses for forming, inspecting, selectively heating, and repairing same
#3Method of sealing casings of subsurface materials management system
#4Methods for indication of at least one subsurface barrier characteristic and methods of use
#5Method of installing subsurface barrier
#6Subsurface materials management and containment system
#7Subterranean barriers including at least one weld