Glossary

German: Stahlträgerbohlenverbau, Berliner Bauweise

Italian: berlinaise

Portuguese: elementos verticais de escoramento

Dutch: Berliner wand

A steel H or WF section driven (or placed in drilled hole) normally vertical, at intervals of several feet to hold horizontal lagging, which is installed to retain soil as excavation proceeds. Also called Soldier Beam.

The density of the solid particles in a soil.

French: essai d'ausculatation sonique par transparence

German: Ultraschallversuch im Pfahl

Italian: carotaggio sonico

Portuguese: inspecção sónica

Dutch: ultrasonore controle op paalschacht

Individual trained and experienced in the mixing, cleaning and use of drilling slurries as well as all operations necessary to properly construct a slurry wall or cutoff wall.

An excavation filled with bentonite slurry. Also, a trench backfilled with blended “impervious” soils or cement bentonite. Also, called a Slurry Wall.

An underground wall constructed by mechanical excavating techniques using bentonite slurry to maintain trench wall stability. Wall may be used as an underground water barrier (see Cutoff Wall) by filling with impervious materials such as concrete or mixt

French: parois moules

German: Schlitzwand

Spanish: muro calado

Italian: slurry trench wall

Portuguese: muro de lamas (bentoniticas)

Dutch: diepwand

See Slurry Trench Wall.

French: paroi moulée en coulis

German: Einphasenschlitzwand

Italian: muro bentonitico

Portuguese: parede moldada de lamas bentoníticas

Dutch: slurrywand

Soil which, when saturated, or near saturated, and subjected to a shearing force, will lose all or part of its strength. The dominant grain size fraction in this soil is usually medium and coarse silt. Soak-sensitive soil is frost-susceptible soil and,

French: sol sensible au détrempage

Embedment of a wall or foundation into a bearing and/or impervious strata.