Baysh Dam is located in Baysh Valley, which has a road distance of 113 km. to the City of Jizan, Saudi Arabia. The purpose of the dam is flood control and supply of water to downstream farmlands for irrigation. The dam is of concrete gravity type. Its height from foundation is 106 m., crest length is 340 m. and total storage capacity is 192 million m³. Uncontrolled overflow ogee type spillway of 8,200 m³/sn. capacity and 4 units of bottom outlets take place on the main dam body. Yüksel Construction Co.,Inc. alone has undertaken implementation of detail designing and construction work of Baysh Dam.