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1、InstitutionenförGeovetenskapBox46040530GöteborgEvaluationofhardrocktunnellingdata:acompilationofgeologicalparametersJonasOlssonMasterthesisinGeologyandPetrologyMineralogyandPetrology,160pInstructor:SidPatel,JimmyStighExaminer:LennartBjörklundDate:200712Evaluationof
2、hardrocktunnellingdata:acompilationofgeologicalparametersJonasOlsson,GöteborgUniversity,DepartmentofEarthSciences,Geology,Box460,SE-40530GöteborgABSTRACTIntunnelconstruction,follow-upsandknowledgefeedbackfortunnelprojectisoflargeinterest.Forthisanumberofcompanieswi
3、thsupportfromtheEuropeanUnionhavegonetogetherandformedtheprojectTunconstruct.Itisafouryearresearchprojectwhichaimstoinvestigateanddevelopthefutureintunnelconstruction.ThegoalwiththismasterthesiswastostudytheTunconstructreferencedatabase(UCIS),andtosuggestchangesusa
4、blefordrillandblasttunnelsandnotonlyfortunnelsconstructingusingTunnelBoringMachinearegiven.CollecteddatafromthedifferentprojectswerealsoaddedtotheUCISdatabase.Thedatacollectedgeneratedotherquestions.Wasthereaconnectionbetweengeology/groutingandgeology/overbreak?Byc
5、ollectingdatafromthedifferentprojectsandtabulatethese,theparametersthatwereavailableandwhichwereofimportanceweresortedout.ThedatacollectedwerelatercomparedtoUCISandasuggestiontowhatwastobeaddedandwhattochangeforthedatabasetobeabletohandledrillandblasttunnels.Parame
6、tersaddedtoUCISweregrouting,overbreak,rockreinforcementdata,andcustomizedriftingdata.Inthecasestudybetweengeology/groutingandgeology/overbreakitturnedouttobehardertofindcorrelations.Thestatisticalevaluationofthetunnelsshowedthatthecollecteddatawastoodeficienttogive
7、anyreliableresultsandonlyweakconnectionsbetweengeology/groutingandgeology/overbreakweretobefound.Thereasoncouldbebadresolutionandhardtocorrelatethelengthmeasurementsforthedataaccountedfor.Keywords:Tunnelconstruction,drillandblast,tunnellingdata,grouting,overbreak,h
8、ardrockISSN1400-3821B5282008iEvaluationofhardrocktunnellingdata:acompilationofgeologicalparametersJonasOlsson,GöteborgUniversity,DepartmentofEart
