Slides in this set
The earthquake that struck western Turkey on August 17, 1999 was 7.4 on Richter
scale. It struck at 03:01.
occurred on one of the
world's longest and best
faults: the east-west
trending North Anatolian
fault. This fault is very
similar to the San
Andreas fault in
The earthquake was caused by the Anatolian plate and the
Eurasian plate moving past each other. Friction between the
tectonic plates built up. The release of pressure caused the
Most of damaged or collapsed structures were 4-8 storey concrete buildings.
The following can be cited as the technical causes of the observed building damages or
1. Poor concrete quality Due to the weak
2. Poor detailing of the reinforcement infrastructure:
3. Weak/soft story (Open space at the first floors) - Underground pipes and
4. Structural alterations (added floor) cables were destroyed and
5. Long cantilevers with heavy load emergency services could
6. Improper construction site not get to the affected area
in time. Up to 3 days after
the earthquake people were
digging through the rubble
- 12 days with their bare hands.
electricity to work
- Total 17,000
- 24,000 injured
The Ministry of Public Works and Settlements has got 550 experts for damage assessment &
has 233 various construction machines in the area.
The Department of Rural Affairs has sent 1,931 construction machines and 3,295 personnel to
the affected area.
Wireless communication systems have been set up in tent cities to keep the residents informed
All transportation routes remain fully operational and international aircraft carrying relief
supplies are provided the necessary landing, ground and handling services.
Power generation and transmission problems have been solved to a large extent, and repair
works on water supply systems continue.
There are now 7 tent cities for the homeless population. A number of public facilities, with
42,366 beds, for the homeless. A guardianship of 34,520 for children who have lost their
parents, or whose families have been too heavily affected by the earthquake to take care of
The Turkish Red Crescent has provided 29,725 tents, 79,200 blankets, 2,000 sleeping bags,
25,224 kg of food, 26 mobile kitchens and 4 mobile hospitals, with 200, 200, 100, and 50 beds