trench jack definition
trench jack means a screw or hydraulic jack used as a brace for shoring. (« vérin pour tranchée »)
trench jack means a screw or hydraulic jack used as a brace in a trench shoring system.
trench jack means a screw or hydraulic jack used as a brace for shoring.
More Definitions of trench jack
trench jack means screw or hydraulic type jacks used as cross bracing in a trench shoring system.