资源描述：
《外文翻译引水隧洞变形监测技术》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。
1、Techniquesummaryonthedeformationmonitoringtowardsthehighside-slopeofthediversiontunnel1.IntroductiontothediversiontunnelThediversiontunnelanditsrelatedprojectsliesontheoppositesideoftheundergroundworkplace,namely,theleftbankoftheShuibuyaValley.Itsnaturalslopeis255metershig
2、h,consistingofsoftrocksandhardrocks.Thegeologicalstructureissocomplicated.Specificallyspeaking,theslopecontainstwoparts,withtheaboveparthardandthebelowpartsoft;meanwhile,italsocontainslotsoffissures.Toprotecttheworker’ssafetyduringtheconstructionperiod,itisquitenecessaryto
3、carryouttherigorousmonitoringtowardsthehighside-slope.2.coordinatesystem(1).BeijingGeodeticCoordinateSystem,1954;(2).WusongAltitudesystem,1956;(3).Gaussprojection3°Zone;(4).CentralMeridian111°.3.introdutiontodeformationofstructures3.1Whenthestructureisbeingconstructedandin
4、use,somanyfactorswillcausefivephenomena,suchas:structuresubsidence,structuredisplacement,structureobliqueandstructurefissureetc.Thesefactorsmainlyinclude:theunevengeologicalcomponentofthefoundation,thedifferenceofthephysicalattributeofthesoil,therigiddeformationofthesoil,t
5、hechangeintheundergroundwater,thechangeoftheatmospherictemperature,theselfweightofthestructureitselfandtheeffectofthedynamicweight(suchasthewind,thevibrationetc.)Thesephenomenagenerallycalledasdeformation.Deformationcanbeclassifiedintotwokindsaccordingtothetime,namely,long
6、-perioddeformationandshort-perioddeformation;itcanalsobeclassifiedintostaticdeformationanddynamicdeformation.3.1.1deformationobservationanditscharacteristics1.DeformationobservationTheterm“deformationobservation”meanssuchworkthatbyusingsurveyingtoolsorspecifictoolsgetthede
7、formationresultperiodicallythatcausedbystructureweightandtheoutsidefactors.Throughthedeformationmonitoring,wecancheckthestabilityofthestructureandthegeologicalcomponents,timelyfindsomeunusualproblems,guaranteethequalityandthesafetyofthestructure,getaninsightintothemechanic
8、softhedeformation,testrelatedtheoryofthestructuredesignandthehypothesisofthemovementofthe
