山区高速公路汛期运营安全警戒系统研究

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1、西南交通大学硕士学位论文山区高速公路汛期运营安全警戒系统研究姓名：陈爽申请学位级别：硕士专业：防灾减灾工程及防护工程指导教师：姚令侃20080901西南交通大学硕士研究生学位论文第i页AbstractPreventionandcureofhighwaynaturaldisasteriSthehotspotquestioninintemationalsocietyandacademe．T11iStextusedthemethodofqualitativeandquantityanalysis，combiningthetheoryofsystemsengine

2、ering，symboliclogic，ventureanalysis，etc．，carryontheresearchoftheforewarningcountermeasureofmountainfreewaytravelsafetyensuringsystemduringfloodseasonemphatically．Throughtheanalysisofthefreewaydisastercharacteristicofmountainareaduringfloodseasoninourcountry．accordingtotheactualcon

3、ditionsofthefreewaytravelsafetyofmountainareaofOurcountry．consideringtheimpactofrainfallontrafficsafety．thedisasterpreventioncountermeasuresnamedrainfallwarningsystemwasproposed．．Asawarningsystem．itwasdividedintoseveralwarningsectionsandalSOseveralgradesineachsection,aimedatpreven

4、tingfromtheaccidentsinducedbyrainfallsafelyande衔ciently．andfromgreatinfluenceontransportorderandeconomicbenefitduetooversensitive．TakingtheXichang．PanZhihua．Tianfangfreewayasthecaseline．therainfallwarningsystemWasproposed．Basedonsurveyingthenaturalconditionsandthelineconditionsand

5、analyzingthecharacteristicsofhazardalongline．thefreewayWasdividedintofourwarningsectionsbyDechang．YakouandJinjiangtollstations．nlewarningsysteminDechang．YakousectionWasseparatedintothreegradesbythecontrolindexesofthedailyrainfallamountandthetenminutes’rainfallamount．topreventthero

6、adfromgeologicaldisasterinducedbyrainfall；thewarningsysteminYakou．JiniiangsectionWasseparatedintothreegradesbythecontrolindexofvisibility，topreventtherodefromtransportationdisasteronthetwounfavorableconditionsofrainfallandalignment；duetobetteralignmentandlowerdangerousgeologicalha

7、zardspots．nationalorlocalfloodcontrolruleswereenoughfortheothertwosections．Basedonfreewaysafetydevicesandmanagementlevelinmountainareanow．thefeasibilityofrainfallwarningsystemWasprovedanddiscussed，furthermore，advancedtechnologyandequipmentthatthesystemshouldadoptwereproposed，toget

8、herwithitslayout．Keywords：mountai