武广线韶关段某岩溶隧道涌突水量预测及对施工影响评价

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1、西南交通大学硕士学位论文武广线韶关段某岩溶隧道涌（突）水量预测及对施工影响评价姓名：王东申请学位级别：硕士专业：地质工程指导教师：吕小平20080501AbstractForthereasonofbreakingoutabruptly，disservinglargely，hardtocontrolandforcast，thetunnelwater．inrushisanintractableproblem．Inordertoassurethesecurityoftunnelintheconstructionandoperation，theforecastingoftunnelwater．i

2、nrushhasbeenaproblemwhichisimportantandurgenttobesolved．Thestudyofforecastingtotunnelespeciallytokarsttunnelhasveryimportantpracticalsignificance．Itisshouldtoknowthegeologicconditionandhydrogeologicalfeatureintheareaofthetunnelfirst，thendostatisticalclassificationtokarstcalamityaroundthetunnelloc

3、ation，andlayhydrologicalgeologyobservingpointtorecordthechangingofeveryindexintheprocessoftunnelexcavation．Thetunnelwater-inrushisdeterminedtogeofactor,andStratumlighologyissufficientcondition．Ontheconditionoftunnelcrossingtheareaofpastedfault，foldandcranny,thewater-inrushisprobablytOoccuLbuttheq

4、uantityofwater-inrushliesongeohydrologiccondition．Eg，theheaverainfallinaregion，developedearth’Ssurfacewatersystemandbetterdevelopingundergroundwaterkarstsystem，alltheseCallincreasetheprobabilityofoccurringwater—inrush．Thekeyoftheprecisionofwater．inrushforecastingistochoosedifferentmethodindiffere

5、ntgeologiccondition，anddifferentexcavationmodewillinfluencetheforecastingalso．Quasimethod，water—balancemethod，numericalmethodetcarefamiliarforecastingmethods，butallthesemethodsatenotuniversal．Graysystem，fuzzyandtimeseriesmethodsdevelopedinrecentyears，、Ⅳhichhavefineuniverse，arefitforillegiblecommu

6、nicationandcananalysefix．qualityandfix．nature．ThesemethodsarevaluabletOpopularize．Inna盯0wsense，thewater．inrushforecastingiswaterforecasting，andbroadforecastingincludestheforecastingofwater—inrush’Sinfluencealso．Theintegrativeestimatestothetunnelwater·inrushshouldnotonlytakeintoaccount西南交通大学硕士研究生学

7、位论文第1Il页thesecurityduringconstructionandoperation，butalsoconsideringtheimpacttoenvironmental，whichistobeputforwardaccordingwiththesituationofoutcountryandneedtobestudieddeeplyandsolvedurgently．Keywords：karsttunnel；wate