Cambridge Earthquake Impact Database
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Japan 2011
Earthquake
Japan 2011
Tohoku
Study
EEFIT
authors
Mr. Antonios Pomonis, Dr. Keiko Saito, Mr. Stuart Fraser, Mr. Siau Chen Chian, Dr. Katsu Goda, Mr. Joshua Macabuag, Mr. Mark Offord, Dr. Alison Raby and Prof. Peter Sammonds.
Date
2011
Damage Scale
Image Gallery
Data
Documentation
id
Damage Levels
539
No Damage
No visible structural damage to the structure observed during the survey. Immediate occupancy.
540
Light Damage
Flood damage to contents. Some non-structural (fittings, windows) damage. Damage is minor and repairable. Suitable for immediate occupancy.
541
Moderate Damage
Out-of-plane failure or collapse of parts of or whole sections of infill walls and windows at ground storey.
Repairable damage from debris impact to structural members. No structural member failure. Scouring at corners of the structures leaving foundations partly exposed but repairable by backfilling. Unsuitable for immediate occupancy but suitable after light repair.
542
Heavy Damage
The structure stands but is severely damaged. Infill panels above the first storey have been damaged or have failed.
543
Collapse
Partial or total collapse of the building
Partial or total collapse of the building. Collapse of large sections of foundations and structures due to heavy scouring. Excessive foundation settlement and tilting beyond repair. Damage to the structure cannot be repaired after the tsunami and must be demolished.
id
Building Classes
526
Timber
Timber Frame
527
RC
Reinforced concrete frames
528
Steel
Steel Frame
Sources
The Mw9.0 TÅhoku earthquake and tsunami of 11th march 2011
Mr. Antonios Pomonis, Dr. Keiko Saito, Mr. Stuart Fraser, Mr. Siau Chen Chian, Dr. Katsu Goda, Mr. Joshua Macabuag, Mr. Mark Offord, Dr. Alison Raby and Prof. Peter Sammonds.
Map Overlays
Study locations
USGS Key »
Study Locations
Kamaishi
Kesennuma