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Pedestrian environment and behavior in Karachi, Pakistan
F M Khan1, M Jawaid, H Chotani
1Community Health Sciences Department, Aga Khan University, Karachi, Pakistan.
Accident; Analysis and Prevention
|June 29, 1999
Summary
Pedestrian road traffic accidents (RTAs) in Karachi are frequent. Risky pedestrian behaviors and street encroachments significantly increase the likelihood of traffic swerving, contributing to RTA risks.
Area of Science:
- Public Health
- Urban Planning
- Traffic Safety
Background:
- Road traffic accidents (RTAs) cause significant injuries and fatalities in Karachi.
- Pedestrian safety is a critical concern in urban environments with high traffic density.
Purpose of the Study:
- To investigate pedestrian behavior and environmental factors contributing to RTAs in high-risk Karachi locations.
- To quantify the impact of pedestrian actions and street encroachments on traffic safety.
Main Methods:
- Observational study at 10 high-risk RTA locations in Karachi.
- Observation of 250 pedestrians for street crossing, walking on street, and sidewalk walking.
- Assessment of street and sidewalk encroachment extent and effect.
Main Results:
- 35% of pedestrians crossing the street caused traffic to swerve.
- Crossing in groups (RR=1.8) or one lane at a time (RR=2.9) increased swerving risk.
- Sidewalk (77% blocked) and street (33% blocked) encroachments forced pedestrians into traffic.
Conclusions:
- Pedestrian behavior in Karachi often involves risky actions.
- Environmental factors like widespread encroachments exacerbate pedestrian RTA risks.
- Interventions targeting pedestrian behavior and urban environment modification are needed to reduce fatalities.