Diversion structure consists of diversion tunnel and Cofferdam. These two contructions should built in the early construction of the dam. have function to divert the river flow during the period of dam construction. The plans of Kualu dam diversion tunnel designed using horseshoe shape F. https://www.markbroyard.com/mega-pick-revlon-colorstay-lip-liner-plum-665-discount-top-super/