*国家自然科学基金项目(编号:42162025);2022年度江西省自然资源厅科技创新项目(编号:ZRKJ20222310)。刘玉伟(1992—),男,工程师,330045江西省南昌市。江西省居民切坡建房引发的地质灾害特征及防治对策*刘玉伟1余广文2甘建军3余裕平1徐玉玲1(1.江西省自然资源政策调查评估中心;2.江西省矿产资源保障服务中心;3.南昌工程学院)摘要江西省各地居民切坡建房引发的地质灾害隐患点多,切坡建房引发的地质灾害防治形势严峻。通过对江西省近年来切坡建房引发的地质灾害及相关的调查数据进行分析,总结出了灾害的区域和时间分布特征及影响因素。全省11个市均有地质灾害发育,点多面广,以小型为主,灾害类型以滑坡、崩塌为主,主要发生在主汛期。对历年调查数据统计分析,崩塌和滑坡灾害多由降雨加切坡诱发;滑坡主要发生于5~20m的切坡坡高,多为土质切坡,坡面形态为凸形的发育最多;崩塌则易发于切坡坡度在30°~70°的岩质切坡。关键词地质灾害切坡建房分布特征DOI:10.3969/j.issn.1674-6082.2023.10.050CharacteristicsandPreventionCountermeasuresofGeologicalDisastersCausedbyResidents'SlopeCuttingandHousingConstructioninJiangxiProvinceLIUYuwei1YUGuangwen2GANJianjun3YUYuping1XUYuling1(1.NaturalResourcesPolicyInvestigationandEvaluationCenterofJiangxiProvince;2.JiangxiMineralResourcesGuaranteeServiceCenter;3.NanchangInstituteofTechnology)AbstractThehiddendangerpointsofgeologicaldisasterscausedbycuttingslopeandbuildinghous⁃esinJiangxiProvincearemorethanhalfofthetotal,andthesituationofgeologicaldisasterpreventionandcontrolcausedbycuttingslopeandbuildinghousesisgrim.BasedontheanalysisofgeologicaldisastersandrelatedsurveydatacausedbycuttingslopeandbuildinghousesinJiangxiProvinceinrecentyears,there⁃gionalandtemporaldistributioncharacteristicsandinfluencingfactorsofdisastersaresummarized.Geologi⁃caldisastersaredevelopedin11citiesoftheprovince,withawiderangeofpoints,mainlysmall,andthetypesofdisastersaremainlylandslidesandcollapses,whichmainlyoccurinthemainfloodseason.Accord⁃ingtothestatisticalanalysisofthesurveydataovertheyears,thecollapseandlandslidedisastersaremain⁃lyinducedbyrainfallandcuttingslope.Thelandslidemainlyoccursin...