Proper urban drainage management is core to safely discharge flood generated within an urban area or from external source in to final receiving systems or to encourage on-site infiltration. With urban development flood hazard increases due to imperiousness and this reduces the infiltration capacity of a land. Similarly with the foundation of Mekelle city, flood generation became a core problem as a result of deforestation and impervious structures. According to various studies, urban storm water drainage facilities provision in it had started with road construction. Since then the...

Transportation which has started since the ancient times serves the same purpose to move people & freight from one place to another. Public transport is the main mode of transportation in big cities. Where as, In developing countries walking accounts the larger proportion. i.e. Transportation is crucial to any development. Improper management of transport facilities result in significant disasters on nations economy. Car accident, particularly in developing countries, becomes serious. Such problems may arise from inadequate skill of drivers, violation of traffic laws, the increase number...