Table: Objective River Improvement Length Length River (km) Meycauayan 9.5 Marilao 4.5 THE STUDY ON THE NATIONWIDE FLOOD RISK Fig. 5-5 ASSESSMENT AND THE FLOOD MITIGATION PLAN FOR THE SELECTED AREAS IN THE REPUBLIC OF THE PHILIPPINES Features of River Basin (Meycauayan) JAPAN INTERNATIONAL COOPERATION AGENCY F - 9 N. Luzon HW McArther HW Bulacan R. Marilao R. Main cause of Meycauayan R. flood:overflow Manila Target Area Bay VOM area Meycauayan R. Main cause of flood: inland flood Case-1 N. Luzon HW McArther HW Bulacan R. Marilao R. Main cause of Meycauayan R. flood:overflow Manila Target Area Bay VOM area Meycauayan R. Main cause of flood: inland flood Case-2 THE STUDY ON THE NATIONWIDE FLOOD RISK Fig. 5-6 ASSESSMENT AND THE FLOOD MITIGATION PLAN FOR THE SELECTED AREAS Alternatives for Target Area to be IN THE REPUBLIC OF THE PHILIPPINES Protected JAPAN INTERNATIONAL COOPERATION AGENCY F - 10 CR3_Marilao 3.5km(3.0～4.5km) 6 EL+4.8m 4 EL+3.8m CR2_Marilao 2 1.0km(0.5～1.5km) 4 EL+2.9m 0 EL+1.9m -50 50 150 250 2 -2 EL-2.6m Elevation (m) Elevation 0 -4 200 300 400 500 40.0m -2 -6 Station (m) -4 EL-4.7m Elevation (m) Elevation -6 50.0m -8 CR1_Meycauayan Station (m) 5.1km(3.0～5.5km) 4 2 EL+2.0m EL+1.0m CR1_Marilao 0 0.5km(0～0.5km) 500 600 700 800 900 1000 1100 4 68.2m CR5_MeycauananCR5_Meycauayan EL+2.6m -2 12.8km(12.513.3km(13.0～13.0km)14.5km) Elevation (m) Elevation 2 EL+1.6m 5 EL+4.2mEL+4.2m -4 EL+3.4mEL+3.4m 0 3 -6 0 100 200 300 Station (m) -2 1 Elevation (m) Elevation -4 -1 300 400 400 500 500 600 600 EL-5.1m Elevation (m) Elevation (m) EL-3.0m -6 -3 EL-3.0m 37.4m 30.0m30.0m -8 -5 Station (m) Station (m)(m) CR2_Meycauayan CR3_Meycauayan 8.8km(8.0～9.5km) 4 9.9km(9.5～11.5km) 4 EL+2.2m EL+2.7m 88.6m CR4_MeycauayanCR4_Meycauayan 2 EL+1.2m 2 EL+1.7m 12.8km(12.512.0km(11.5～～13.0km)12.5km) 55 49.5m49.5m 0 EL+3.9EL+3.9 0 EL+3.1 500 600 700 800 900 33 EL+3.1 200 300 400 500 -2 -2 Elevation (m) Elevation 11 Elevation (m) Elevation EL-3.6m -4 -4 63.4m -1-1100100 200 200 300 300 400 400 Elevation (m) Elevation -6 (m) Elevation Station (m) -6 EL-3.1m Station (m) -3-3 EL-3.1m 21.5m21.5m -5-5 StationStation (m)(m) Optimum Plan THE STUDY ON THE NATIONWIDE FLOOD RISK Fig. 5-7 ASSESSMENT AND THE FLOOD MITIGATION PLAN FOR THE SELECTED AREAS IN THE REPUBLIC OF THE PHILIPPINES Optimum Plan (Meycauayan) JAPAN INTERNATIONAL COOPERATION AGENCY F - 11 Estimated Flood Potential Area of the Kinanliman River Basin Table: Objective River Improvement Length Length River Remarks (km) Left bank: 1.1km Kinanliman 1.1 Right bank: 0.6km THE STUDY ON THE NATIONWIDE FLOOD RISK Fig. 5-8 ASSESSMENT AND THE FLOOD MITIGATION PLAN FOR THE SELECTED AREAS IN THE REPUBLIC OF THE PHILIPPINES Features of River Basin (Kinanliman) JAPAN INTERNATIONAL COOPERATION AGENCY F - 12 CR2 -20m (-150～0m) 8 CR1 -179m (-385～-150m) 54.2m6 6 EL+5.2m 55.6m CR4 EL+4.4m EL+4.7m 302m (150～350m) 4 4 EL+3.9m 12 160.0m Elevation (m) EL+10.0m 2 EL+1.7m 2 10 EL+0.8m EL+9.2m 30.0m 0 Elevation (m) 0 30.0m 8 -60 -40 -20 0 20 40 430 450 470 490 510 530 550 Station (m) EL+6.1m -2 Elevation (m) 6 Station (m) 30.0m 4 360 380 400 420 440 460 480 500 Station (m) CR3 103m (0～150m) CR5 10 582m (350～660m) 125.0m 19 EL+8.5m 8 EL+7.7m 17 6 EL+15.1m 72.5m 15 EL+14.3m Elevation (m)Elevation 4 EL+3.0m 13 Elavation (m) Elavation 2 30.0m EL+10.7m11 -50 -30 -10 10 30 50 70 90 Station (m) 30.0m 9 -50 -30 -10 10 30 50 70 90 Station (m) THE STUDY ON THE NATIONWIDE FLOOD RISK Fig. 5-9 ASSESSMENT AND THE FLOOD MITIGATION PLAN FOR THE SELECTED AREAS IN THE REPUBLIC OF THE PHILIPPINES Optimum Plan (Kinanliman) JAPAN INTERNATIONAL COOPERATION AGENCY F - 13 Table: Objective River Improvement Length Length River (km) Tuganay 21.0 Anibongan 10.0 New Ising 9.0 Old Ising 3.0 THE STUDY ON THE NATIONWIDE FLOOD RISK Fig. 5-10 ASSESSMENT AND THE FLOOD MITIGATION PLAN FOR THE SELECTED AREAS IN THE REPUBLIC OF THE PHILIPPINES Features of River Basin (Tuganay) JAPAN INTERNATIONAL COOPERATION AGENCY F - 14 CR3_Anibongan 9.8km(6.5～10.0km) 10 58.4m 8 EL+7.6m EL+7.0m 6 4 Elevation (m) 2 EL+1.2m 0 CR5_Tuganay 150 20020.0m 250 300 350 18.8km(17.0～21.0km) -2 15 Station (m) 56.0m EL+13.0m 13 EL+12.2m CR2_Anibongan 6.1km(4.5～6.5km) 11 10 65.0m 9 8 EL+7.2m Elevation (m) EL+6.6m 7 EL+7.0m 6 20.0m 5 4 50 100 150 200 Station (m) 2 Elevation (m) 0 EL-0.3m 300 350 400 450 500 -2 CR4_Tuganay 20.0m -4 16.2km(15.0～17.0km) Station (m) 12 57.2m EL+9.9m 10 EL+9.1m CR1_Anibongan 4.3km(0～4.5km) 8 10 66.2m 8 EL+7.0m 6 EL+6.4m Elevation (m) Elevation 6 EL+3.7m 4 4 2 2 20.0m Elevation (m) 100 150 200 250 0 EL-0.7m Station (m) 200 250 300 350 400 -2 20.0m -4 CR3_Tuganay Station (m) 14.6km(9.0～15.0km) 10 59.0m EL+8.4m 8 EL+7.6m 6 4 Elevation (m) Elevation 2 EL+1.9m 0 20.0m 150 200 250 300 350 Station (m) CR2_Tuganay 8.8km(6.5～9.0km) 10 8 54.0m EL+6.6m 6 EL+5.8m 4 2 Elevation Elevation (m) 0 150 200 250 300EL-1.9m 350 400 450 500 -2 -4 20.0m Station (m) CR_Old Ising 3.0km(0～3.0km) CR3_Ising 6 (6.0～9.0km) 22.6m 8 4 EL+4.1m EL+3.5m 6 48.8m 2 EL+4.2m 4 EL+3.6m Elevation (m) 0 EL-0.3m 2 50 100 150 -2 5.0m Station (m) Elevation (m) Elevation 0 EL-0.5m 3,400 3,450 3,500 3,550 -2 30.0m -4 CR1_Tuganay Station (m) 10 6.4km(0～6.5km) 8 54.8m 6 EL+5.1m 4 2 Elevation (m) Elevation 0 200 250 300 350 400 450 500 550 600 -2 EL-2.8m -4 20.0m -6 Station (m) CR2_Ising 6.0km(2.0～6.0km) 6 100.0m EL+4.0m 4 EL+3.4m 2 0 35.0m EL-1.0m Elevation (m) 0 50 100 150 -2 10.0m -4 Station (m) CR1_Ising (0～2.0km) 4 99.0m EL+2.0m 2 EL+1.4m 0 20m -50 0 50 100 150 -2 Elevation (m) Elevation Optimum Plan -4 EL-4.0m -6 35.0m Station (m) THE STUDY ON THE NATIONWIDE FLOOD RISK Fig. 5-11 ASSESSMENT AND THE FLOOD MITIGATION PLAN FOR THE SELECTED AREAS IN THE REPUBLIC OF THE PHILIPPINES Optimum Plan (Tuganay) JAPAN INTERNATIONAL COOPERATION AGENCY F - 15 Estimated Flood Potential Area of the Dinanggasan River Basin Table: Objective River Improvement Length Length River (km) Dinanggasan 1.6 THE STUDY ON THE NATIONWIDE FLOOD RISK Fig. 5-12 ASSESSMENT AND THE FLOOD MITIGATION PLAN FOR THE SELECTED AREAS IN THE REPUBLIC OF THE PHILIPPINES Features of River Basin (Dinanggasan) JAPAN INTERNATIONAL COOPERATION AGENCY F - 16 r e iv Tag-IboR River ib g /s /s 3 3 a T Bridge 270m 270m 26m3/s /s Compol River /s 3 3 Catarman River River Dinanggasan Dinanggasan 296m 296m Existing Dike Dike r ve Bridge River Mouth i Compol R Case-1 Tag-Ibo River ib g /s /s 3 3 a T Bridge 270m 270m 26m3/s /s Compol River /s 3 3 Catarman River River Dinanggasan Dinanggasan 270m 270m Fig. 5-13 Existing Dike Dike Channeling Bridge River Mouth Compol Case-2 Alternative Cases (Dinanggasan) F - 17 PLAN FOR THE SELECTED AREAS THE ASSESSMENTSTUDY ON THE AND NATIONWIDE THE FLOOD FLOOD MITIGATION RISK IN THE REPUBLIC OF THE PHILIPPINES JAPAN INTERNATIONAL COOPERATION AGENCY CR4 1170m (880～1400m) CR3 46 880m (530～880m) 36 44 34 42 78.0m 32 40 EL+39.2m EL+38.4m 30 107.6m 38 EL+37.2m 28 EL+27.6m Elevation (m) EL+26.8m 36 Elevation (m) Elevation 70.0m 26 EL+25.7m 34 24 32 100.0m 22 0 100 200 300 400 Station (m) 50 150 250 350 450 Station (m) CR2 530m (120～530m) 22 20 18 16 107.0m 14 EL+13.6m EL+12.8m Elevation(m) 12 EL+11.9m 10 100.0m 8 200 300 400 500 600 Station (m) CR1 120m (0～120m) 12 10 8 197.8m 6 EL+5.1m EL+4.3m 4 EL+3.1m Elevation (m) 2 190.0m 0 100 200 300 400 500 -2 Station (m) THE STUDY ON THE NATIONWIDE FLOOD RISK Fig.