FIELD: mining and building, particularly for trenchless pipeline laying under roads and other engineering structures.
SUBSTANCE: device comprises retaining wall arranged in pit. The retaining wall is adapted to cooperate with power equipment and ground and is formed as movable container having dimensions and formed of material, which provide collapse of container brought into contact with ground. Movable container comprises bottom with processing orifice, vertical cylindrical wall with handling lugs and hinged lid. Power equipment and operator's station are arranged inside the container. Storage vessels are located in lower side parts of movable container.
EFFECT: decreased load applied to ground and reduced support size.
2 dwg
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