FLASH FLOOD MANAGEMENT IN ARID REGION: A CASE STUDY URBAN BANI WASIL VILLAGE, SOHAG GOVERNORATE

Abstract

Flash floods are serious phenomenon that attacks and troubles people in many areas' under-mountain region, so the society should deal with these extreme natural events. This article is showing an example of flash flood modeling to protect the urban bani wasil village from the flash flood risk, so obstacle dam with channel have been used to flash flood mitigation purpose. A design flood wave that used, is for recommence period of 100 years, which estimate by HEC-HMS to be 456,000 m 3 total runoff volume. EPA's SWMM software was used for numerical modeling, which includes flood mitigation calculation. Additionally, the cost for dam with channel construction was estimated as early stage for the project.