Page - 1075 - in Book of Full Papers - Symposium Hydro Engineering

COMMISSION INTERNATIONALE DES GRANDS BARRAGES ------- VINGT-SIXIÈME CONGRÈS DES GRANDS BARRAGES Autriche, juillet 2018 ------- THE BEHAVIOR OF THE SPILLWAY-STRUCTURE OF THE DJUANDA DAM JATILUHUR INDONESIA * Budy GUNADY1, Harry M. SUNGGUH2, Mudiyati RAHMATUNNISA3, Diah E. HARSANI4 1Manager of Technical and Business Planning of The Business Region IV, JASA TIRTA II PUBLIC CORPORATION 2Director II, JASA TIRTA II PUBLIC CORPORATION 3Vice Dean of Postgraduate School, PADJADAJARAN UNIVERSITY 4Staff of Technical Planning of The Business Region IV, JASA TIRTA II PUBLIC CORPORATION INDONESIA 1. ABSTRACT Djuanda Dam is the largest dam built in Citarum River, located about 80 km toward southeast from Jakarta the capital city of Indonesia. Djuanda Dam Jatiluhur is a multipurpose dam with a design-capacity volume of 3 billion m3, and based on the latest bathymetri measurement results has a storage capacity of approximately 2.5 billion m3. This dam has a concrete cylindrical-shaped spillway called morning glory with a diameter of 90 meters and a height of 105 meters. The maximum capacity of this spillway is 3,000 m3 and also equipped with two irrigation outlets of which capable to release 195 m3/s water on normal water level. This spillway is integrated with the powerhouse and connected with the access galery and tailrace tunnel, and make it as the only infrastructure to * LE COMPORTEMENT DE LA STRUCTURE DE DÉVERSEMENT DE DJUANDA DAM JATILUHUR INDONÉSIE 1075