Pipe jacking is a trenchless construction technique that employs hydraulic jacking forces to install pipelines beneath urban areas, minimising surface disruption. This method is increasingly vital ...
Under construction since October 2001, PetroChina Co. Ltd.'s West-to-East natural gas pipeline is moving toward a 2004 completion of the approximately 3,800 km, 1,016-mm (40-in.) mainline. This third ...
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