Spatio – Temporal Assessment Of Road Traffic Accident In Mekelle City
Girmay, Giday Kindaya
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Road Traffic Accidents are the foremost causes of death and disability globally, with a top-heavy number occurring in developing countries. Road Traffic Accidents are currently ranked ninth globally amongst the leading causes of disability adjusted life years lost and the ranking is anticipated to rise to rank third by 2020. Over 1.2 million people die every year in the world’s roads, and between 20 and 50 million grieve non-fatal injuries. The direct financial costs of global road crashes have been estimated at US$ 518 billion, with the costs in low-income countries – estimated at US$ 65 billion. The aim of this study is to assess Road Traffic Accident related issues of Mekelle City in terms of time and space from 2008 to 2011. The pivotal data necessary for the study was collected from the daily Road Traffic Accident records format of the city. Furthermore, additional information required for the study was collected through interviewing traffic police officers. The locations of frequent Road Traffic Accident occurrences were specified using Google Earth. The X - Y coordinates of Road Traffic Accident Spots were added to ArcGIS 9 software via DNRGPS 22.214.171.124 Application software. Data analysis was made using ArcGIS 9 and SPSS version 19. The results were presented in the form of line graphs, crosstabs, column graphs, pie charts, figures and spatial and spatio-temporal maps. The result of the study revealed that, 1275 Road Traffic Accidents have occurred in the city in the study period. About 624 people became Road Traffic Accident casualties and road crashes cost the city ETB 10,265,977.6 from 2008 to 2011. Unevenly distributed 1161 spatially identified Road Traffic Accidents have occurred in 247 different Road Traffic Accident spots of the city in the study period. Besides, 34 Road Traffic Accident Black Spots, top 10 as well as 4 consistent Road Traffic Accident Black Spots have been identified in the city. It was concluded that, the frequency of occurrence of Road Traffic Accidents and number of casualties is escalating from time to time and the city is losing a lot of its financial wealth due to Road Traffic Accidents. As a result, road users must be made aware of the disaster, road infrastructure should be developed, stakeholders should significantly participate in road safety management and authorities should take actions to curb the anguish of Road Traffic Accidents in Mekelle City.