西北水电
西北水電
서북수전
NORTHWEST WATER POWER
2014年
6期
46-49
,共4页
船坞坞门%堤围%渗流稳定%抗滑稳定
船塢塢門%隄圍%滲流穩定%抗滑穩定
선오오문%제위%삼류은정%항활은정
boatyard entrance%embankment%seepage stability%stability against sliding
佛山市汾江路南延线工程车道下穿宽约250 m的东平水道，由于工期长并受到场地、航道等条件的制约，工程采用固定干坞预制管段。管段预制完成后破堤形成坞门，浮运至相应沉管段基槽处沉放。为保证干坞坞门处破堤安全及恢复堤围质量，应满足渗流及抗滑稳定等直接涉及工程安全的要求。
彿山市汾江路南延線工程車道下穿寬約250 m的東平水道，由于工期長併受到場地、航道等條件的製約，工程採用固定榦塢預製管段。管段預製完成後破隄形成塢門，浮運至相應沉管段基槽處沉放。為保證榦塢塢門處破隄安全及恢複隄圍質量，應滿足滲流及抗滑穩定等直接涉及工程安全的要求。
불산시분강로남연선공정차도하천관약250 m적동평수도，유우공기장병수도장지、항도등조건적제약，공정채용고정간오예제관단。관단예제완성후파제형성오문，부운지상응침관단기조처침방。위보증간오오문처파제안전급회복제위질량，응만족삼류급항활은정등직접섭급공정안전적요구。
The southern extension carriageway of Fengjiang Road in Foshan City underpass 250 m long Dongping waterway .Restricted by the long construction period, operation site and navigation channel, ducts precast in dry boatyard are applied.After the completion of the precast ducts, the embankment is excavated open to form the boatyard entrance.The ducts are floated to the duct channel at correspond-ing immersing sections to drive down.To assure the embankment excavation safety and reconstruction quality, requirements on the project safety directly related to the project itself such as seepage and safety against sliding shall be satisfied.
