城市建设理论研究(电子版)
城市建設理論研究(電子版)
성시건설이론연구(전자판)
ChengShi Jianshe LiLun Yan Jiu
2015年
22期
3619-3619
,共1页
基坑%开挖%降水%井点降水
基坑%開挖%降水%井點降水
기갱%개알%강수%정점강수
为了确保地下水位较高地区深基坑安全施工,防止流砂、管涌、坑底失稳、坑壁坍塌等问题出现,必须采取有效的降水和排水措施。最常见的降水方法有明沟、集水井排水和井点降水。其中井点降水在避免流砂、管涌和底鼓,保持干燥的施工环境,提高土体强度与基坑边坡稳定性方面都有着显著的效果。
為瞭確保地下水位較高地區深基坑安全施工,防止流砂、管湧、坑底失穩、坑壁坍塌等問題齣現,必鬚採取有效的降水和排水措施。最常見的降水方法有明溝、集水井排水和井點降水。其中井點降水在避免流砂、管湧和底鼓,保持榦燥的施工環境,提高土體彊度與基坑邊坡穩定性方麵都有著顯著的效果。
위료학보지하수위교고지구심기갱안전시공,방지류사、관용、갱저실은、갱벽담탑등문제출현,필수채취유효적강수화배수조시。최상견적강수방법유명구、집수정배수화정점강수。기중정점강수재피면류사、관용화저고,보지간조적시공배경,제고토체강도여기갱변파은정성방면도유착현저적효과。
in order to ensure the security of the underground water level is higher area deep foundation pit construction,prevent sand flow,piping,the pit instability,hole wal col apse problems appear,such as effective dewatering and drainage measures must be taken. The most common precipitation method have open trench,col ecting wel drainage and wel point precipitation. Including wel point dewatering in avoid flow sand,piping and floor heave,dry construction environment,increase the soil strength and slope stability has a significant effect.