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Journal : Jurnal Teknik Sipil

Kajian Sistim Pengendalian Banjir Wilayah Tengah DKI-Jakarta Terhadap Beban Hidrograf Banjir Akibat Hujan Merata Kusuma, Muhammad Syahril Badri; Tjahjadi, Dedi; Bagus, Bagus; Farid, Farid
Jurnal Teknik Sipil Vol 14, No 1 (2007)
Publisher : Institut Teknologi Bandung

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Abstract

Abstrak. Sistem Pengendalian Banjir Wilayah Tengah DKI-Jakarta terdiri dari jaringan saluran terbuka, pompa, pintu pengendali dan waduk retensi. Makalah ini menyajikan hasil studi model matematik 1 dimensi mengenai perilaku hidraulis dari sistem pengendalian tersebut diatas terhadap beban banjir rencana yaitu Q100 dan debit banjir yang terjadi pada banjir 2002. Perilaku hidraulis didefinisikan sebagai kombinasi pengoperasian bangunan pengontrol untuk memanfaatkan kapasitas system pengendalian tersebut terhadap beban banjir. Beban banjir diperhitungkan sebagai hidrograf banjir akibat hujan merata yang ditempatkan pada tiap inlet system tersebut. Perilaku hidraulik sistem tata air yang ada diketahui dari hasil pengukuran lapangan dan data sekunder. Hasil kajian menyimpulkan bahwa Kapasitas Sistem pengendalian Banjir Wilayah Tengah Jakarta lebih kecil dari debit banjir Q100 dan hanya hanya mampu melayani beban banjir dari system drainase setempat. Genanganpada beberapa daerah mulai terjadi pada saat debit banjir mencapai besaran Q25 dan meningkat drastis pada saat mendapat limpahan banjir dari hulu.Abstract. The flood control system of middle Jakarta consists of open channels system, gates, pumping station and small reservoir. This paper presents mathematical model study on the hydraulic behavior of the above flood control system due to the design flood of Q100 and to the highest expected flood discharges (Q1000) as it was recorded in 2002. The hydraulic behavior is defined as a combination of control structure operation for maximizing the system capacity in responding the flood. The flood discharge is defined as a flood hydrograph generated in each inlet sub-system by a well distributed (homogeneous) rain fall. Lay out and canal dimension of the existing flood control was determined by field investigation and available secondary data. Based on this study, it is found that the flood control capacity is smaller than Q100 and capable only for the flood discharge of the local drainage system. The inundation has already started when the flood discharge due the Q25 is achieved and significantly increased when the upstream flood discharge is entered to the channel system.
Co-Authors - Khairil Anwar, - Abd. Rasyid Syamsuri Achmad Junaedi Sitika Ade Irma Ade Irma Suryani Adelia, Isnada Adnan, Muhd Afifah, Afah Agus, Moh Akbar, Arif Miftahul Akkas, Nasrulhak Ali Supriadi Ansori, Shofyan Apriansyah, Erick Waldrian Aqilla Damaputra, Aqilla Damaputra Arjad, Arjad Armin Armin, Armin Auriza, Moh. Zeylo Awaludin Awaludin, Awaludin Azuddin Yakob, Noor Bagus Bagus, Bagus Bambang Bambang Bamualim, Mubarak Bialoka, Komang Rani Budi Arnawa, I Made Budiono Budiono BZ, Fazli Syam Ceisya, Daffira Chacha febryan Chenny Seftarita Chrismariyanto, Refly Cut Aprilia Cyntia Eki Tamara Darmadi Darmadi Dedi Tjahjadi, Dedi Desfita, Fipin Dg Parani, Syamsul Bahri Diandra, Nadia Dirwan Dirwan DM, Burhanis Sulthan Dodo Susanto Elimawaty Rombe Erwan Sastrawan Evi Mutia Fahamsyah, Fadlan Farhatin, Naily Fauziah Risma Az-Zahra, Fauziah Risma Az-Zahra Febrianti, Dasa Fitrah Khairi Fonna, Rizki Putri Nurita Giovanni, Giovanni Griselda, Stephanie Guntur, Muhamad Halim, Hendra Halimatussakdiah Halimatussakdiah Hamdi Harmen Hanifa, Fanni Hastin Suryaningsih, Hastin Suryaningsih Hatami, Muhammad Haiqal Herman Susanto Imran, Mohammad In’am, Akhsanul Irpandi, Andri Iskandarsyah Madjid, Iskandarsyah Ismail, Adawiyah Jabbar, Asnia Jannah, Rauzatul Jeanny, Jeanny Jhon Andra Asmara Jusriadi Karmila, Linda Khairunnisah, Noni Antika Khozin, Khozin Koro, Mohammad Sandy Andi Andi Maemunah Mahilda Dea Komalasari Mahmud, Moh Mande, Henni Marsanda, Marsanda Maskuri Sutomo Mawardin, Mawardin Mi'raz, Nurhawaliya Muhamad Ilyas, Muhamad Muhammad Syahril Badri Kusuma, Muhammad Syahril Badri Muharman Lubis Muslim Fatkhurrahman Mustofa Anshori Lidinillah, Mustofa Anshori Nabil Nabil, Nabil Nabilah Nabilah Nawir, Dandi Nizam, Ahmad Nurfidah, Nurfidah Nurhabibah, Nola Nurma Sari, Nurma Nursiah Nursiah, Nursiah Nusi, Fakhrunnisa Octaviana, Eva Parubak, Benyamin Ponirin Ponirin, Ponirin Pratiwi, Fajri Rahma Prayitno, Reno Aji Raehani, Cahyaning Rahmatulloh, Bobi Mahbobi Rajindra Rakhmawati, Lenny Ratna Mulyany, Ratna Ridho Al Kahfi, Ridho Al Kahfi Rizqi, Muhammad Fauzil Rosdiyanti, Evi Rosida Adam, Rosida Rosida P. Adam Salmiati Salmiati, Salmiati Sanjaya, Rizky Agung Sanusi Sanusi Septian Palma Ariany Setiawan Mandala Putra Sinta Paramita Siregar, Fachrul A Sisca Aulia Sobran, Hamad Solihin Supriadi, Ali Susilawati, Resky Syahrizal, Teuku Muhammad Syamsul Bachri Syarif, Vanya Adelia Taaraungan, Jemris Taufik Muhtarom, Taufik Muhtarom Tengku Riza Zarzani N Tobigo, Haerudin Tri Astuti Umar Syarifuddin Umuri, Khairil Vicky Aji Saputra, Vicky Aji Saputra Vitayanti Fattah Wahyu Ramadhani, Wahyu Wahyuningsih Wahyuningsih Yaacob, Salmy Edawati Yunus, Yulanda Yusuf Yusuf Yusuf Yusuf Zakiyah Zahara Zamzam, Zamzam