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Low load method
Глоссарий по проходческим щитам (тоннелингу) |
A pipe jacking method in which separate provision is made to carry the jacking load, the pipe being installed carrying little or none of the jacking force.
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Jacking pipe, английский
A pipe with a flexible joint designed specifically for jacking.
Hydrolock, английский
A phenomenon that occurs when circulation is lost creating a hydraulic cylinder in front of a reamer with holding pressure greater than the pullback capacity of the drill rig.
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