SOLO, KOMPAS.com – Wonogiri Dam experiencing severe sedimentation continues to be rehabilitated by the Central River Region (BBWS) Bengawan Solo Ministry of Public Works and Public Housing (PUPR).
The rehabilitation process is done is a continuation of the instruction President Joko Widodo (Jokowi) during a visit in 2014 ago.
“for now on-dredger (dredged) of 1.5 million cubic meters of sediment total of 6 million cubic meters. We are targeting 2017 to dredge 2, 2 million cubic meters, “explains Implementing Engineering Central River Region (BBWS) Bengawan Solo Yoga Darmawan, in Wonogiri, Thursday (12/15/2016).
Based on the observation Kompas.com, currently in Wonogiri Dam there is one dredgers are in operation since 2014 continues to perform dredging until today.
in addition to dredging, sediment management dam Wonogiri done by greening especially in watershed (DAS) of the dam.
“First in the green belt area of the dam which is an area of tidal then both upstream, in the Kali Keduang, Lawu,” added the Head of the Executive Network water Utilization (PJPA) BBWS Sigit Santoso in the same occasion.
Hilda B Alexander / Kompas.com Condition Wonogiri Dam in Wonogiri, Central Java, on Thursday (12/15/2016).
Dam Wonogiri that have been built since 1984 became one of the dams with the conditions of the most severe in Indonesia due to sedimentation.
According to Sigit, sedimentation in dam Wonogiri occur because of changes in land use upstream so settlements and felling trees in the catchment area or water catchment dam.
Additionally, sedimentation dominated by the amount of mud from the river Keduang so handling is done by making the closure dicke order to deter sedimentation which closes the intake dam Wonogiri.
“sedimentation effect today could close the door intake. now therefore made dam that restrained sedimentation in dams and did not close the door intakes used for irrigation and hydropower,” Sigit lid.
properti.kompas.com
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