岩溶地区顶管穿越的施工设计和应用

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DOI：10.3969/j.issn.1001-2206.2025.03.005

Construction design and application of pipe jacking crossing in karst areas

PANYueyu，XUXu Sinopec Petroleum Engineering Co.，Ltd.，Dongying 257O26，China

Abstract：Noexcavationcrossngofpiesintearstlandfomisecogedsatecnicalchallengeintheindustry.Insposeto this isue，basedoapipejcinrossgproetiarsaraRouteTwasselecdsthiecrossnglocatonnding shaftoftepiejackingtunnelwassetontheastsideoftherivertroughinvestigation，suveyandanalysisofengineeinggeology， hydrogeologydveegeoloicaldio.Gvntactestiddilifteproct，ulanceocaing pipejacking processthatmatchesthepipejackingrequirementsoftheprojectwasdesigned.Throughcalculationandverification，the totaljackingforcerequiredforjacking wasdeterminedtobe5OookN.Sixmajortypesofriskstatmaybeencounteredduringpipe jackinginkarsteaseresummarzd，ndoespondingpreventiveandntrolmasueswerefouatedEventallhepipe jacking projectintearstaeawassuccessullycompletedinoneatempt，demonstratingreliableesign，reasonableosuction plans，and effective risk prevention and control measures.

Keywords：karst landform; karst; pipe jacking design

油气管道在穿越山川湖泊时，可选用顶管、开挖、定向钻、盾构等穿越方式。（剩余5448字）