广东水利水电
廣東水利水電
엄동수이수전
GUANGDONG WATER RESOURCES AND HYDROPOWER
2015年
6期
55-59
,共5页
水闸%基坑%摆喷桩%围井试验
水閘%基坑%襬噴樁%圍井試驗
수갑%기갱%파분장%위정시험
sluice%foundation pit%swing jet grouting piles%enclosure test
为了解决汕头南港水闸基坑开挖所产生的地下水渗流问题,在典型地质条件地段进行高压摆喷桩围井试验,从而确定合理的孔距、孔深、灌浆压力等技术参数,经现场开挖、注水试验和室内试验检验,均满足设计的要求,高压摆喷桩在水闸基坑防渗工程中取得了良好效果,围井试验在确定合理技术参数方面发挥了重要作用。
為瞭解決汕頭南港水閘基坑開挖所產生的地下水滲流問題,在典型地質條件地段進行高壓襬噴樁圍井試驗,從而確定閤理的孔距、孔深、灌漿壓力等技術參數,經現場開挖、註水試驗和室內試驗檢驗,均滿足設計的要求,高壓襬噴樁在水閘基坑防滲工程中取得瞭良好效果,圍井試驗在確定閤理技術參數方麵髮揮瞭重要作用。
위료해결산두남항수갑기갱개알소산생적지하수삼류문제,재전형지질조건지단진행고압파분장위정시험,종이학정합리적공거、공심、관장압력등기술삼수,경현장개알、주수시험화실내시험검험,균만족설계적요구,고압파분장재수갑기갱방삼공정중취득료량호효과,위정시험재학정합리기술삼수방면발휘료중요작용。
In order to solve groundwater seepage problems during Shantou Nangang sluice foundation pit excavation , high-pressure jet grouting pile enclosure test has been processed on the typical geological area , therefore, the reasonable technical parameters of hole spacing, depth, and grouting pressure have been determined .Through site excavation, water injection test and indoor test , all parameters could meet design requirements .This technique has a good effect in seepage control at Nangang sluice foundation pit engineering and enclosure well test plays an important role in determining the reasonable technical parameters .