Bang Giang - Ky Cung River Basin Catchment Area : 11,250 km 2 Ban Lai Dam Effect.Vol: 310.5 million m3 Bang Giang River Basin 550 Ky Cung Bang Giang Present 8,900 Present 16,600 2010 19,100 2010 35,400 2020 23,600 2020 43,900 Ky Cung Bang Giang River Water Supply Domestic/Industry International Border Hình 7.1 (Lưu vực sông Bằng Giang & Kỳ Cùng) F-92
Red and Thai Binh River River Basin Catchment Area : 169,040 km 2 Thao River (upstream) Son La Dam Effect.Vol: 14,900 million m3 43,760 51,800 Thac Ba Dam Existing Effect.Vol: 1,200 million m3 5,000 Bac Me Dam Effect.Vol: 1,055 million m3 Hoa Binh Dam Existing Effect.Vol: 5,650 million m3 52,900 Thao Chay 10,980 12,690 Dai Thi Dam Effect.Vol: 1,091 million m3 Da River Gam River Cau Thuon Luc Nam River 12,700 Hanoi Water Supply Delta Irriga'n Area Present 1,008,000 2010 1,197,000 2020 1,291,000 Hình 7.2 (Lưu vực sông Hồng và Thái Bình) F-93
Ma River Basin Catchment Area : 31,0600 km 2 Cua Dat Dam Effect.Vol: 1,210 million m3 Ma River Basin 5,700 19,820 Chu Present 50,400 2010 79,200 2020 89,800 Yen River Basin - North/South Present 2010 44,800 70,400 2020 79,800 Thanh Hoa Water Supply Yen Present 16,800 2010 26,400 2020 29,900 Republic of Vietnam Hình 7.3 (Lưu vực sông Mã) F-94
Ca River Basin Catchment Area : 29,850 km 2 Ban La Dam (Multi-purposes): Effect.Vol: 1,244 million m3 8,700 Ban Mai Dam(Multi-purposes): Effect.Vol: - million m3 4,572 Hieu Con River Basin Vinh Water Supply Lower Ca Irriga'n Area Present 93,000 2010 150,000 2020 203,000 Hình 7.4 (Lưu vực sông Cả ) F-95
Thach Han River Basin Catchment Area : 2,550 km 2 Thach Han River Basin 1,231 Rao Quan Dam Effect.Vol: 291 million m3 Cam Lo River Basin 159 790 Beo River Rao Quan Riv. Thach Han Cam Lo Riv. Present 5,000 2010 12,300 2020 15,400 Dong Ha Water Supply Hình 7.5 (Lưu vực sông Thạch Hãn) F-96
Ta Trach Dam(Multi-purposes): Effect.Vol: 460 million m3 Huu Trach Dam(Flood Control): 717 570 Ta Trach River Huong River Basin Catchment Area : 3,300 km 2 Ta Trach (Tuan) : 790 km 2 Huu Trach (Tuan) : 670 km 2 Bo : 720 km 2 Remnant basin : 1,120 km 2 Huong River Huu Trach River Co Bi Dam(Multi-purpose): 712 Bo Irriga'n Area Present 2,720 2010 2,720 2020 2,720 Hue Domestic Water Supply / Industrial Water Use North Huong Irriga'n Area Present 2,840 2010 2,840 2020 2,840 Bo River South Huong Irriga'n Area Present 8,630 2010 8,630 2020 8,630 North Huong Irriga'n Area Present 2,155 2010 2,155 2020 2,155 North Huong Irriga'n Area Present 4,845 2010 4,845 2020 4,845 Note: Balance Point ; ; Water demand Thao Long Barrage Maintenance flow Hình 7.6 (Lưu vực sông Hương) F-97
Vu Gia - Thu Bon River Basin Catchment Area : 11,510 km 2 Ho Song Tran II Dam Effect.Vol: 945million m3 Song Cai Dam Effect.Vol: - million m3 1,763 Buong River Basin 1,441 Phu Ninh Dam Existing Effect.Vol: - million m3 Irriga'n Area Present 21,300 2010 47,600 2020 53,000 - Da Nang Water Supply Thuon Chin Irriga'n Area Present 9,600 2010 21,400 2020 24,000 Hình 7.7 (Lưu vực sông Vũ Gia - Thu Bồn) F-98
Tra Khuc River Basin Catchment Area : 5,200 km 2 Tra Khuc River Basin Nuoc Trong Dam: Effect.Vol: 186 million m3 Ve River Basin 2,584 446 820 Ve River Dak Selo (Tra Khuc) Nuoc Trong River Present 7,000 2010 8,800 2020 11,500 Present 16,000 2010 20,600 2020 26,500 Present 10,000 2010 12,600 2020 16,000 Quang Ngai Water Supply Hình 7.8 (Lưu vực sông Trà Khúc) F-99
Kone River Basin Catchment Area : 3,640 km 2 97 Vinh Son Dam(Hydropower): Existing Effect.Vol:102 million m3 1,013 Nui Mot Dam(Water Supply) Existing Effect.Vol: 90 million m3 Dinh Binh Dam(Multi-purposes): Effect.Vol: 220 million m3 Thuan Ninh Dam(Multi-purposes): Existing Effect.Vol: 32.3 million m3 120 35 Beo River Nui Mot Present 5,200 2010 5,200 2020 5,200 Kone Van Phong Present 2010 2020 5,900 17,000 27,700 An River Thanh Hoa Present 10,800 2010 10,800 2020 10,800 Thuon Chin Irriga'n Area Present 2,800 2010 2,800 2020 2,800 Balance Point Quy Nhon Water Supply Hình 7.9 (Lưu vực sông Kone) F-100
Ba River Basin Catchment Area : 14,030 km 2 An Khe- Kanak Dam Effect.Vol: - million m3 833 La Yun Dam Existing Effect.Vol: 201million m3 1,222 1,670 Ba River La YunRiver Hinh Dam Existing Effect.Vol: 323 million m3 11,115 Song Ba Ha Dam Effect.Vol: 484.4million m3 722 Hinh River Ba River Present 25,000 2010 77,000 2020 112,000 Present 16,000 2010 52,000 2020 74,000 Tuy Hoa Water Supply Hình 7.10 (Lưu vực sông Ba) F-101
Sesan River Basin Catchment Area : 11,530 km 2 Dak Bla Dam Dam Effect.Vol: 873million m3 Krong Po Ko River Basin 2,780 Present 12,400 2010 17,300 2020 25,000 3,450 Present 6,060 2010 10,860 2020 15,000 Kon Tum Water Supply Present 4,040 2010 7,240 2020 10,000 International Border Hình 7.11 (Lưu vực sông Sesan) F-102
Srepok River Basin Catchment Area : 12,030 km 2 Krong A Na Integrated Dam Effect.Vol: 315million m3 Tributaries Buon Kuop Dam Effect.Vol: 222million m3 1,547 3,860 Present 4,500 2010 2020 12,600 Present 16,000 2010 2020 26,325 Present 8,500 2010 2020 33,800 International Border Hình 7.12 (Lưu vực sông Srepok) F-103
0 5,000 10,000 15,000 20,000 25,000 30,000 35,000 40,000 45,000 50,000 55,000 60,000 65,000 70,000 75,000 80,000 85,000 90,000 35.0 30.0 25.0 20.0 15.0 10.0 5.0 0.0-5.0-10.0-15.0 Q=5,000 m 3 /s Tao Bridge Site Chu River Q=3,563 m 3 /s Chainage (m) River-bed Right Bank Left Bank Water Level Elevation (m) F-104
25.00 23.00 21.00 19.00 17.00 F-105 Elevation (m) 15.00 13.00 11.00 9.00 7.00 5.00 3.00 1.00 Left Bank Right Bank HWL Dyke Crown 0 10,000 20,000 30,000 40,000 50,000 60,000 70,000 80,000 90,000 100,000 110,000 120,000 Chainage (m)
14 12 10 8 6 4 2 0-2 -4-6 -8-10 -12 0 2,000 32,000 4,000 6,000 8,000 10,000 12,000 14,000 16,000 18,000 20,000 22,000 24,000 26,000 28,000 30,000 34,000 36,000 Quang Tri Citadel Design Dyke Crown Cam Lo River Ri Ci d l DHWL Design River-bed Qd = 12,050 3/ Qd = 9,210 m3/s Chainage (m) Left Bank Right Bank Lowest River-bed Design River-bed Design Dyke Crown Elevation (m) F-106
35.00 30.00 25.00 20.00 Lowest River-bed Left Bank Right Bank D.H.W.L. Design Z Ai Nghia F-107 Elevation (m) 15.00 10.00 5.00 0.00-5.00-10.00-15.00 0 5,000 10,000 15,000 20,000 25,000 30,000 35,000 40,000 45,000 50,000 Chainage (m) Q = 6,510 m3/s
Longitudinal Profile of Thu Bon River in Flood Prone Area 20.0 15.0 10.0 F-108 Elevation (m) 5.0 0.0-5.0-10.0-15.0 0 10,000 20,000 30,000 40,000 50,000 60,000 Distance (m) Lowest River-bed Left Bank Right Bank Q = 600 m3/s
F-109 Elevation (m) 36 34 32 30 28 26 Tra Khuc 24 22 20 18 16 14 12 10 8 6 4 2 0-2 -4 0 5,000 10,000 15,000 20,000 25,000 30,000 35,000 40,000 Distance (m) Lowest River-bed Left Bank Right Bank Q = 6,040 m3/s
18.00 16.00 Tan An (H = 7.6 m) 14.00 12.00 F-110 Elevation (m) 10.00 8.00 6.00 4.00 2.00 0.00-2.00-4.00 Lowest River-bed Left Bank Right Bank HWL Design River-bed Dyke Crown 0 5,000 10,000 15,000 20,000 25,000 30,000 Chainage (m)
45 40 35 Phu Lam 30 F-111 Elevation (m) 25 20 15 10 5 0-5 -5,000 0 5,000 10,000 15,000 20,000 25,000 30,000 35,000 40,000 45,000 50,000 Distance (m) Left Bank Right Bank Lowest River-bed Q = 11,000 m3/s