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dc.creatorQuigley, M.
dc.creatorVan Dissen, R.
dc.creatorVillamor, P.
dc.creatorLitchfield, N.
dc.creatorBarrell, D.
dc.creatorFurlong, K.
dc.creatorStahl, T.
dc.creatorDuffy, B.
dc.creatorBilderback, E.
dc.creatorNoble, D.
dc.creatorTownsend, D.
dc.creatorBegg, J.
dc.creatorJongens, R.
dc.creatorRies, W.
dc.creatorClaridge, J.
dc.creatorKlahn, A.
dc.creatorMackenzie, H.
dc.creatorSmith, A.
dc.creatorHornblow, S.
dc.creatorNicol, R.
dc.creatorCox, S.
dc.creatorLangridge, R.
dc.creatorPedley, K.
dc.date2010-12-31
dc.identifierhttps://bulletin.nzsee.org.nz/index.php/bnzsee/article/view/251
dc.identifier10.5459/bnzsee.43.4.236-242
dc.descriptionThe Mw 7.1 Darfield (Canterbury) earthquake of 4 September 2010 (NZST) was the first earthquake in New Zealand to produce ground-surface fault rupture since the 1987 Edgecumbe earthquake. Surface rupture of the previously unrecognised Greendale Fault during the Darfield earthquake extends for at least 29.5 km and comprises an en echelon series of east-west striking, left-stepping traces. Displacement is predominantly dextral strike-slip, averaging ~2.5 m, with maxima of ~5 m along the central part of the rupture. Maximum vertical displacement is ~1.5 m, but generally < 0.75 m. The south side of the fault has been uplifted relative to the north for ~80% of the rupture length, except at the eastern end where the north side is up. The zone of surface rupture deformation ranges in width from ~30 to 300 m, and comprises discrete shears, localised bulges and, primarily, horizontal dextral flexure. At least a dozen buildings were affected by surface rupture, but none collapsed, largely because most of the buildings were relatively flexible and robust timber-framed structures and because deformation was distributed over tens to hundreds of metres width. Many linear features, such as roads, fences, power lines, and irrigation ditches were offset or deformed by fault rupture, providing markers for accurate determinations of displacement.en-US
dc.formatapplication/pdf
dc.languageeng
dc.publisherNew Zealand Society for Earthquake Engineeringen-US
dc.relationhttps://bulletin.nzsee.org.nz/index.php/bnzsee/article/view/251/238
dc.rightsCopyright (c) 2010 M. Quigley, R. Van Dissen, P. Villamor, N. Litchfield, D. Barrell, K. Furlong, T. Stahl, B. Duffy, E. Bilderback, D. Noble, D. Townsend, J. Begg, R. Jongens, W. Ries, J. Claridge, A. Klahn, H. Mackenzie, A. Smith, S. Hornblow, R. Nicol, S. Cox, R. Langridge, K. Pedleyen-US
dc.sourceBulletin of the New Zealand Society for Earthquake Engineering; Vol. 43 No. 4 (2010): Special Issue on the 2010 Darfield Earthquake; 236-242en-US
dc.source2324-1543
dc.source1174-9857
dc.titleSurface rupture of the Greendale Fault during the Darfield (Canterbury) earthquake, New Zealand: Initial findingsen-US
dc.typeinfo:eu-repo/semantics/article
dc.typeinfo:eu-repo/semantics/publishedVersion
dc.typeArticleen-US


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