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1、GEOMORPHOLOGICALINVESTIGATIONOFTHEEXCAVATION-INDUCEDDÜNDARLANDSLIDE,BURSA–TURKEYGEOMORPHOLOGICALINVESTIGATIONOFTHEEXCAVATION-INDUCEDDÜNDARLANDSLIDE,BURSA–TURKEYBYAHMETEVRENERGI·NAL1,MURATTÜRKE±1,T.AHMETERTEK2,ALPERBABA3ANDCI·HANBAYRAKDAR21DepartmentofGeography,ÇanakkaleOnsekizMartUniversity,Çan
2、akkale,Turkey2··DepartmentofGeography,IstanbulUniversity,Istanbul,Turkey3DepartmentofGeology,ÇanakkaleOnsekizMartUniversity,Çanakkale,TurkeyErginal,A.E.,Türke≠,M.,Ertek,T.A.,Baba,A.andBayrakdar,C.m×650mwithatotalvolumeof8775000m3.Ap-2008:Geomorphologicalinvestigationoftheexcavation-inducedproxi
3、mately28hectaresoffarmlandwereentirelyDündarlandslide,Bursa–Turkey.Geogr.Ann.,90A(2):109–123.destroyedandtheexcavatedcoalseamwasburied.Theminingoperationwasmovedto100mnorthofABSTRACT.ThispaperdiscussestheoccurrencethelandslideareanearGümü≠pınarvillage.Fromanddevelopmentoftheexcavation-inducedee
4、p-morphologicalevidence,itisconcludedthatexca-seatedlandslide,whichtookplacenearDündarvil-vationactivitiescausedthefailuretoextendinmorelage,locatedwestofOrhanelitowninnorthwesternthanonedirectionasanenlargingslidingmecha-Turkey.TheeventoccurredintheBursa-Orhanelinism;thisproducedahighlandslide
5、riskforlignitefield,whichhasbeenactivelyoperatingsinceGümü≠pınarvillage,wherethemostsignificantnor-1979.Duetounderminingofagentlyinclinedslopemalfaultwitha75mverticaldisplacementinacoal-(10°)toextractacoalseam,primarytensioncracks,bearingsequenceisfoundinthelignitefield.whichwereprecursorsofthemov
6、ement,werefirstobservedinthenorthernheadareainmid-tolateKeywords:Rotationalslump,pre-existingfault,miningandex-October2003.Thismovementhappenedsimulta-cavationactivities,climate,precipitation,landslides,Turkey.neouslywithprecipitationthatwassignificantlyabovelong-termaveragemeasuredatanearbycli-m
7、atologystation(Keles).ThisprecipitationamountIntroductionischaracterizedstatisticallybyasignificantstand-Landslidesarecloselyrelatedtoseveralgeo-envi-ardizedanomalyof1.6.Themajorityofthemonthlyronmentalcausativefactors,suchasgeolog
