井點(diǎn)降水技術(shù)在超深基坑開(kāi)挖工程中的應(yīng)用

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中圖分類(lèi)號(hào)： TU46+3 文獻(xiàn)標(biāo)志碼：A 文章編號(hào)：2095-2945（2025）19-0172-04

Abstract：Duringbuildingconstruction，foundationpitexcavationisacrucialandcomplextaskthatinvolvestheexcavation ofundergroundspacestosupportthefoundationoffuturebuildingsortunels.However，ifthegroundwatertableiselatively shallw，thisshalowgroundwatermayhaveasignificantnegativeimpactonfoundationpitexcavation.Whenthewaterlevelis toolow，thesoilwaterontentinthefoundationpitwillincrease，whichwillnotonlyincreasethedificultyoffoundationpit excavation，butmayalsoleadtoinstabilityoftheundergroundstructure.Therefore，inordertoensureconstructionsafetyand projectquaity，aseriesofefectivemeasuresmustbetaken，suchasusing pumping equipment，controlingdrainage，and artficial precipitationwhennecesary，toreducethegroundwaterlevelinthefoundationpitandkeepthefoundationpitdry.

Keywords：wellpointdewatering;ultra-deepfoundationpit；excavationproject;foundationpitdewateringanddrainage; construction technology

基坑開(kāi)挖是建筑工程中重要環(huán)節(jié)之一，如果地下水位較淺，會(huì)對(duì)基坑施工造成一定影響，則需要采取相應(yīng)的降排水措施。（剩余4696字）