24–26 Oct 2018
Han-sur-Lesse
Europe/Brussels timezone

Towards a protocol of archaeoseismological survey

25 Oct 2018, 12:00
20m
Han-sur-Lesse

Han-sur-Lesse

Oral Preference Session 3 Orals Session 3

Speaker

Mr Miklos Kazmer (Eotvos University)

Description

There is more in archaeoseismology than just a good story - wrote Manuel Sintubin and co-authors back in 2008 (SRL 79). Observations abound, get published, interpreted and various conclusions are drawn, more or less well-founded. However, due to the nature of excavations and restorations valuable information is lost if not documented properly and in time. Much information is lost due to the fact that we do not have a fixed methodology of this rapidly developing science. Here a scheme of observations is suggested, which is applicable at various sites. The purpose is to record and preserve information, both for immediate interpretation and for reappraisal later. Archaeology is inherently destructive; restoration can be destructive if information is overlooked and annihilated. Recording of damage which might indicate earthquake is of ultimate importance, even if one is not sure about its interpretation. Examples are given from sites in the eastern Mediterranean. 1) Studying single / multiple buildings (landscape archaeoseismology) 2) preserved parts: whole building or foundations only 3) function of building / function of parts / change in function 4) foundation: on solid rock / soft rock / landfill 5) materials used 6) construction method 7) dimensions 8) construction history - succession of building periods (archaeological stratigraphy) 9) search for anomalies (in order from big to small) 10) shear / symmetry of entire building 11) tilt of entire building: intact / damaged / missing parts of building 12) deformation of precise geometry (dome, arch) 13) walls /columns vertical or tilted 14) bent / torn / collapsed walls 15) dropped / shifted / rotated / extruded blocks 16) fracture across single/multiple blocks / walls / entire building 17) undulating floor level 18) change in material / quality of workmanship 19) man-made or nature-made 20) repair / support / restoration / reconstruction 21) reuse of spoiled masonry 22) proof of seismic origin - exclusion of other origins 23) earthquake intensity 24) earthquake date 25) strong motion direction 26) site effects 27) damage at what elevation? - damage on top only or throughout the building? 28) causative fault 29) single / multiple earthquakes 30) is there contemporary destruction nearby? 31) earthquake-resistant construction methods / earthquake culture

Primary author

Mr Miklos Kazmer (Eotvos University)

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