TUGAS BESAR PERANCANGAN INFRASTRUKTUR KEAIRAN 2

KELOMPOK 7TUGAS BESARPERANCANGAN INFRASTRUKTUR KEAIRAN IIDAS SUNGAI CIHEULANG

DAS SUNGAI CIHEULANG (MANUAL)

DATA DASPoint of Origin: Bendungan Cileungsi

Luas DAS (Manual): 28 km

Luas DAS (Arc GIS): 26.5959 kmSCHEMATIC WIN-TR

Parameter SubdasSUBDAS 1

LUAS: 6.249 km

CN: 66.40

C: 0.398

L: 5631.6 m

H: 1890.72 m

SLOPE: 0.34

Tc: 22.79 menit

LUAS: 7.4947 km

CN: 65.89

C: 0.399

L: 5631.6 m

H: 1890.72 m

SLOPE: 0.34

Tc: 22.79 menit

SUBDAS 2

LUAS: 2.1628 km

CN: 69.98

C: 0.458

L: 5645.94 m

H: 384.38 m

SLOPE: 0.068

Tc: 42.44 menit

SUBDAS 3

LUAS: 4.6518 km

CN: 67.13

C: 0.412

L: 7139.13 m

H: 1485.91 m

SLOPE: 0.063

Tc: 52.36 menit

SUBDAS 4SUBDAS 5

LUAS: 1.995 km

CN: 74.30

C: 0.517

L: 3823.12 m

H: 212.06 m

SLOPE: 0.055

Tc: 34.11 menit

SUBDAS 6

LUAS: 4.0423 km

CN: 68.94

C: 0.422

L: 10178.41 m

H: 869.13 m

SLOPE: 0.085

Tc: 61.31 menit

PARAMETER REACHREACH 1REACH IDENTIFIER: Reach 1

RECEIVING REACH:Reach 2

REACH CROSS SECTION: Xsec 1

REACH CHANNEL LENGTH: 5645.94 m

REACH VALLEY LENGTH: 5646.94 m

H: 262.5 m

SLOPE: 0.046

Tc: 49. 13 menit

REACH 2REACH IDENTIFIER: Reach 1

RECEIVING REACH: Outlet

REACH CROSS SECTION: Xsec 2

REACH CHANNEL LENGTH: 3823.12 m

REACH VALLEY LENGTH: 3823.12 m

H: 100 m

SLOPE: 0.026

Tc: 45.41 menit

DESAIN SALURAN TERBUKA DAS CIHEULANGREACH 1

L = 5645,94 m = 18524,33 ftS = 0,046

Tc = 49,33 menitTr = 25 tahun

Qreach 1 = QSUBDAS 1 + QSUBDAS 2 = C1A1I25 + C2A2I25 = 95,28 m3/s

REACH 1ys600BREACH 1y = 6 m s = 6,93 m 600B = 6,93 m T = 13,86 m REACH 1EhBsTPARvQ837.506.92820306.9282036.9282030000838.516.9282031.1547018.0829049.2376047.5055530.81254.66194434.99047839.526.9282032.3094019.23760411.5470116.165811.46.11954898.92744840.536.9282033.46410210.392313.8564125.980761.8757.082001183.9958841.546.9282034.61880211.5470116.1658136.950422.2857147.819272288.9254842.556.9282035.77350312.7017118.4752149.074772.656258.429267413.6644843.566.9282036.92820313.8564120.7846162.3538338.958102558.5719REACH 2

L = 3823,12 m = 12543,66 ftS = 0,026

Tc = 45,51 menitTr = 25 tahun

Qreach 2 = Qreach 1 + QSUBDAS 3 + QSUBDAS 4 = Qreach 1 + C3A3I25 + C4A4I2 = 149,98 m3/s

ys600BREACH 2REACH 2y = 7 m s = 8,08 m 600B = 8,08 m T = 16,16 m REACH 2EhBsTPARvQ72508.08290408.0829048.082904000072618.0829041.1547019.23760410.39238.6602540.8333333.2175427.8647172728.0829042.30940110.392312.7017118.475211.4545454.25087478.5357872838.0829043.46410211.5470115.0111129.444861.9615384.93643145.352572948.0829044.61880212.7017117.3205141.569222.45.460346226.982373058.0829045.77350313.8564119.6299154.848282.7941185.891649323.146873168.0829046.92820315.0111121.9393169.282033.1578956.263447433.944373278.0829048.08290416.1658124.2487184.870493.56.593994559.6355Storm Analysis

Rainfall Distribution

Global Output

Verification

DAS CIHEULANG 2030PETA POLA RUANG

PETA STRUKTUR RUANG

Tata Guna Lahan DAS Sesuai Peta Pola Ruang

SUBDAS 1SUBDAS 2SUBDAS 3SUBDAS 4SUBDAS 5SUBDAS 6Luas Area6.24937.49472.16284.65181.99504.0423Kawasan Hutan Konservasi6.24937.49470.67683.43590.44062.1102Kawasan Pemukiman0.00000.00000.11940.02760.21670.2119Kawasan Pertanian0.00000.00001.36661.18831.33771.7202PERHITUNGAN KEBUTUHAN AIR DAS CIHEULANG TAHUN 2030KETERSEDIAAN AIRKETERSEDIAAN AIRJANFEBMARAPRMEIJUNJULAGTSEPOKTNOVDESR Andalan (mm/bulan)46731531441824412726594102177339281R Andalan (m/bulan)0.4670.3150.3140.4180.2440.1270.2650.0940.1020.1770.3390.281C Tr 2 Tahunan0.420.420.420.420.420.420.420.420.420.420.420.42Luas DAS = 26.5959 km2265959002659590026595900265959002659590026595900265959002659590026595900265959002659590026595900Ketersediaan Air (m3/bulan)521652035186383507467466917627255481418625296012410500061139368197713937867243138848Kumulatif Ketersediaan Air (m3/bulan)5216520873515712242625169118011963734921055974240160982506610426205472281826113196933635108184KEBUTUHAN AIRKEBUTUHAN AIR DOMESTIKJANFEBMARAPRMEIJUNJULAGTSEPOKTNOVDESKepadatan Penduduk (orang/km2)566.7025566.7025566.7025566.7025566.7025566.7025566.7025566.7025566.7025566.7025566.7025566.7025Luas Pemukiman (km2)0.57550.57550.57550.57550.57550.57550.57550.57550.57550.57550.57550.5755Jumlah Penduduk (orang)420420420420420420420420420420420420Jumlah Hari312831303130313130313031Kebutuhan Air Domestik (m3/hari)0.10.10.10.10.10.10.10.10.10.10.10.1Kebutuhan Air Domestik (m3/bulan)130211761302126013021260130213021260130212601302KEBUTUHAN AIR IRIGASIJANFEBMARAPRMEIJUNJULAGTSEPOKTNOVDESLuas Sawah = 5.6128 (km2)561.28561.28561.28561.28561.28561.28561.28561.28561.28561.28561.28561.28Kebutuhan Air Irigasi (m3/s/ha)0.0010.0010.0010.0010.0010.0010.0010.0010.0010.0010.0010.001Kebutuhan Air Irigasi (m3/bulan)374976033868803749760362880037497603628800374976037497603628800374976036288003749760NERACA AIRNERACA AIRJANFEBMARAPRMEIJUNJULAGTSEPOKTNOVDESKumulatif Ketersediaan Air (m3/bulan)5216520873515712242625169118011963734921055974240160982506610426205472281826113196933635108184Kumulatif Kebutuhan Air (m3/bulan)3751062713911810890180145202401827130221901362256524242940348633033546367846084041466844165730Neraca Air14654581596039135244523915611366047845388163632643373826828074860199784453329057546Surplus/DefisitSurplusSurplusSurplusSurplusSurplusDefisitDefisitDefisitDefisitDefisitDefisitDefisitVolume Surplus/Defisit Maksimum9057546DESAIN WADUK DAS CIHEULANG 2030PERDA RT-RWTerletak di Kecamatan CaringinPasal 65 : Caringin Merupakan Kawasan Resapan Air

Pasal 72 : Taman Nasional Gede Pangrango

Pasal 75 : Kawasan Tanah Longsor

Pasal 87 : Tanaman Sayuran dan Pisang Ambon

Pasal 89 : Ternak Sapi

Pasal 91 : Perikanan Budidaya Air Tawar

Pasal 103 : Industri Garment, Makanan, Minuman, dan Pengolahan Kayu

LOKASI WADUK DAS CIHEULANG

DIMENSI WADUK DAS CIHEULANGVolume Waduk : 9057546 m Kedalaman Waduk : 6 mLuas Waduk : 151 ha

SCHEMATIC WIN TR 2030

SPILLWAY DESIGNPERHITUNGAN SPILLWAY DESIGNp (m)6H0 (m)2L (m)6.93p/H03C3.95A (ha)151

PERHITUNGAN SPILLWAY DESIGNH0 (m)Elevation (m dpl)Discharge Storage (ha.m)0843.5000.58449.67548475.479551844.527.3664150.95911.584550.27529226.43872845.577.40388301.9182HYDROGRAPH WIN TRSUBDAS 1TANPA WADUKDENGAN WADUK

SUBDAS 2TANPA WADUKDENGAN WADUK

SUBDAS 3TANPA WADUKDENGAN WADUK

SUBDAS 4TANPA WADUKDENGAN WADUK

SUBDAS 5TANPA WADUKDENGAN WADUK

SUBDAS 6TANPA WADUKDENGAN WADUK

REACH 1TANPA WADUKDENGAN WADUK

REACH 2TANPA WADUKDENGAN WADUK

OUTLETTANPA WADUKDENGAN WADUK

TERIMAKASIH