As I understand from the Izmit quake, the building codes in that corner of the world are quite modern. Turkey, at the time of the quake, had a building code based on California's. But, there's almost no oversight. So shortcuts and alterations, both innocent and greed driven, are common.
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Hope for the best and prepare for the worst.

The object in life is not to be on the side of the majority, but to escape finding oneself in the ranks of the insane