PERENCANAAN BANGUNAN PENGENDALI SEDIMEN, ZONA NON CEKUNGAN AIR TANAH, HULU SUNGAI SERANG, WONOSEGORO, KABUPATEN BOYOLALI

Rizki Adi Prasetiyo (Jurusan Teknik Sipil FT. UNDIP Jl. Prof. H. Soedarto, SH., Tembalang, Semarang 50275)
Adib Amali (Jurusan Teknik Sipil FT. UNDIP Jl. Prof. H. Soedarto, SH., Tembalang, Semarang 50275)
Sri Eko Wahyuni (Jurusan Teknik Sipil FT. UNDIP Jl. Prof. H. Soedarto, SH., Tembalang, Semarang 50275)
Robert J. Kodoatie (Jurusan Teknik Sipil FT. UNDIP Jl. Prof. H. Soedarto, SH., Tembalang, Semarang 50275)

JURNAL KARYA TEKNIK SIPIL
Volume 3, Nomor 2, Tahun 2014

The location plan of Wonosegoro Check Dam in the Upper Serang river, District of Wonosegoro regency of Boyolali, has the hydrogeological characteristics of Non ground water basin (Non CAT). The Serang Wonosegoro watershed has 177.16 km 2 area. The flood discharge plan obtained by the Rational method in the amount of  581.425 m3/second with a return period of 100 years. Check Dam has design by reinforced concrete with effective main dam height of 2 m, Sub Dam 1 m, and width 55 m, summit peak elevation of dam + 118.93 m above sea level and length of apron 26.390 m. Results of sediment transport by Ackers & White method is Qs = 5,174 tonnes / day. The magnitude of the rate of sedimentation in the Serang watershed amounted to 17.579 tons / ha / year. Time project of execution plan is 28 weeks with a budget plan is Rp. 6,422,807,000.00.