Extent of the Damage

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Casualties in other cities not covered by the above map ( mostly caused by collapse of very poorly constructed few residential houses)

Eskisehir: 54 dead,254 injured Zonguldak: 3 dead, 26 injured Bursa: 91 dead, 2421 injured Tekirdag: 35 injured

TOTAL: 10.059 dead
More than 40.000 Injured

Majority of damaged or collapsed structures were 4-8 story reinforced concrete buildings

The following can be cited as the technical causes of the observed building damages or collapses:

Poor concrete quality
Poor detailing of the reinforcement ( lack of concrete confinement in the columns and at the beam-column joints, inadequate splice length)
Weak/soft story (Open space at the first floors)
Structural alterations (added floor)
Long cantilevers with heavy load
Improper construction site