superseded by 2008 nhc report

Transcription

1 Steveston North Jetty Steveston South Jetty Georgia Strait Middle Arm West Vancouver UEL Legend Vancouver North Vancouver City North Arm Richmond Canoe Pass Fraser Valley Regional District North Vancouver District Greater Vancouver Regional District South Arm Delta Burnaby Belcarra Port Moody New Westminster Anmore Port Mann Surrey White Rock Coquitlam Port Coquitlam Pitt Meadows Pitt River Langley City Pitt Lake Maple Ridge Langley Township Alouette Lake Mission Mission Rail Bridge Abbotsford Scale - 1:, 1 1 Distance in Kilometres UTM NAD Zone Sumas Mountain DATE: DEC Harrison River Chilliwack FRASER BASIN COUNCIL LOWER FRASER RIVER HYDRAULIC MODEL Site Map northwest hydraulic consultants Kent - DWG BY: CM Figure 1.1 \\Linux-services\projects\ Fraser Profile\GIS\GIS Project Files\sitemap.mxd

2 Discharge (m /s) Flow Volume (km ) , 7. Annual Maximum Discharge at Hope 7,9 9,, Year Annual Runoff Volume at Hope Year Trends in Annual Fraser River Discharge at Hope December Figure.1

3 Water Level (m GSC) 9 7 WSC Curve WSC Curve WSC Curve 's 7's 's 9's Discharge (m /s) WSC Rating Curves and Discharge Measurements at Mission Gauge December Figure.

4 Velocity (m/s) Depth (m) Velocity (m/s) y =.x y =.x.9 Discharge (m /s) y =.1x Velocity vs. Discharge Depth vs. Discharge Discharge (m /s) Velocity vs. Depth Depth (m) Hydraulic Geometry at Mission Gauge (MH) December Figure.

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7 Dune Steepness in the Fraser River Manning's Roughness Dune Height (m) y =.x Dune Length (m) Steveston Survey Line 1 Steveston Survey Line Mission Froude Number versus Manning's Roughness Froude Number (-) Steveston Mission Dune Characteristics at Mission and Steveston December Figure.

8 Predicted Mean Velocity at Mission Mean Velocity (m/s) Manning's Roughness Discharge (m /s) Predicted Channel Roughness Assumed lower limit for flat bed Mission observed Engelund-Hansen Einstein-Barbarossa Van Rijn Discharge (m /s) Predicted from observed dune geometry Engelund-Hansen Einstein-Barbarossa Predicted Channel Roughness at Mission December Figure.7

9 Dredge Volume (million cubic metres) 7 1 North Arm - Total South Arm - Borrow South Arm - Maintenance Ratio of Annual Dredging Volume to Bed Material Inflow at Mission Year 7 1 Ratio of Dredge Volume to Material Inflow Historic Trends in Dredging on the Lower Fraser River December Figure.

10 Water Level (m GSC) Pitt River near Port Coquitlam Fraser River at Port Mann Year Trends in Water Levels Pitt River and Port Mann December Figure.9

11 rt po 1 % %% % 17 1 %% 1 WOODWARD REACH 7 % ANNACIS 1 % %% % 1A 7 1 % 9 ANNIEVILLE CANADIAN COAST GUARD STRUCTURE INDEX F.R. - LADNER REACH PARSONS 1- NORTH ARM BREAKWATER - NORTH ARM JETTY - STEVESTON NORTH JETTY - STEVESTON SOUTH JETTY - STEVESTON WINGDAMS No. & - STEVESTON STRUCTURE (not indexed) 7- WOODWARD TRAINING WALL 9- DEAS & KIRKLAND ISL. BANK PROTECTION - FRASER RIVER TRIFURCATION- PHASE FRASER RIVER TRIFURCATION- PHASE 1- FRASER RIVER TRIFURCATION- PHASE 1- SAPPERTON 'V' DIKE 1A- SAPPERTON WINGDAMS 1- ALBION TRAINING WALL su p er se d ed CANOE PASSAGE 1 % BEDFORD 7 ENTERPRISE 9 BRIDGE CROSSINGS 1- ANNACIS ISLAND WEST CAUSEWAY - ANNACIS ISLAND EAST CAUSEWAY - DERWENT BRIDGE - WESTHAM ISLAND - ALEX FRASER - SKYTRAIN 7- PATULLO - PATULLO RAILWAY 9- PORT MANN - MISSION 11- MISSION RAILWAY 1- JACOB-HALDI 1- NO. ROAD BRIDGE 1- DINSMORE BRIDGE 1- MIDDLE ARM (MORAY) 1- NEW AIRPORT CONNECTOR 17- MARPOLE RAIL BRIDGE 1- OAK ST. BRIDGE 19- KNIGHT ST. SOUTH - CN RAIL - LULU TO BURNABY 1- QUEENSBOROUGH - QUEENSBOROUGH RAILWAY - MITCHELL ISLAND - KNIGHT ST. NORTH - ARTHUR LAING -CP RAIL 7- PITT RIVER N SCALE - 1:, BRIDGE LOCATION CANADIAN COAST GUARD STRUCTURES 11 % % W E S DISTANCE IN KILOMETRES UTM NAD ZONE MATSQUI NOTES: 1) DATA TAKEN FROM FISHERIES AND OCEANS CANADA CANADIAN COAST GUARD WATERWAYS DEVELOPMENT DWG. NO. FR--, AUGUST 199. LOWER FRASER RIVER HYDRAULIC MODEL River Control Structures and Road/Railroad Bridges DATE: DEC dgm:\projects\- Fraser Flood Profile\GIS FRASER BASIN COUNCIL LEGEND % 1 11 % 9 % % 1 %% by 19 GRAVESBEND REACH % % NORTH ARM nh MIDDLE ARM % SAPPERTON c NORTH ARM re %% - DWG BY: WPH northwest hydraulic consultants FIGURE.1

12 MH MH MH MH MH MH11 MH MH MH17 MH MH MH MH MWLAP STAFF GAUGE QUEENSBOROUGH PORT MANN KENNEDY PUMP STATION BAYNES PUMP STATION SALMON RIVER ALBION FERRY GLEN VALLEY SILVERDALE McLENNAN CREEK MATSQUI SLOUGH DEWDNEY HATZIC GAUGE NO < S 9 re T$1 c $T nh S S W'11 W'1 T $ 1 W ' 1S ' 9W W ' W' U%1 W'7 ANNIEVILLE $T LEGEND 1 MUNICIPAL GAUGE 1 MWLAP STAFF GAUGE 1 WSC HYDROMETRIC STATION 1 CHS TIDAL GAUGE W' U% S $T W' LADNER REACH CANOE PASSAGE ed S 1 U% S 111 W' 11 W ' PARSONS RECORDER CONTINUOUS INTERMITTENT INTERMITTENT INTERMITTENT CONTINUOUS CONTINUOUS INTERMITTENT INTERMITTENT CONTINUOUS INTERMITTENT CONTINUOUS INTERMITTENT CONTINUOUS INTERMITTENT CONTINUOUS ID CHS TIDAL GAUGE GAUGE NO POINT ATKINSON VANCOUVER HARBOUR SANDHEADS LIGHT NEW WESTMINSTER S W' U% U% 1 BEDFORD 7 7 U%S 1 ENTERPRISE U% 9 S U% U% U % MATSQUI se d W' S W' W' WOODWARD REACH W' S U% 9 SCALE - 1:, FRASER BASIN COUNCIL N W E S DISTANCE IN KILOMETRES UTM NAD ZONE LOWER FRASER RIVER HYDRAULIC MODEL Tidal and Hydrometric Gauge Locations DATE: DEC dgm:\projects\- Fraser Flood Profile\GIS su p GRAVESBEND REACH MUNICIPAL GAUGE BATH SLOUGH WESTHAM ISLAND ELLIOT & RIVER RD. B & RIVER RD. NO. RD. NELSON RD. 9 RIVER RD. QUEEN'S PUMP QUEENSBOROUGH QUAYSIDE MANSON BRAID STREET 19nd STREET YORKSON SALMON RIVER CONFLUENCE er MIDDLE ARM ANNACIS NORTH ARM S 7 U% SAPPERTON by NORTH ARM S ID rt FRASER R. AT STEVESTON FRASER R. AT DEAS ISLAND TUNNEL FRASER R. (NORTH ARM) AT VANCOUVER FRASER R. AT NEW WESTMINSTER FRASER R. AT PORT MANN COQUITLAM R. AT PORT COQUITLAM PITT R. NEAR PORT COQUITLAM ALOUETTE R. NEAR HANEY PITT R. NEAR ALVIN NORTH ALOUETTE R. AT nd ST. FRASER R. AT MISSION FRASER R. AT PORT HAMMOND FRASER R. AT WHONOCK ID GAUGE NO. po ID WSC HYDROMETRIC STATION - DWG BY: WPH northwest hydraulic consultants FIGURE.

13 Water Level (m GSC) Pacific Standard Time (Day-Hour) Mission Whonnock Salmon River (Municipal) 19nd St (Municipal) Pitt River Port Mann New Westminter (CHS) Manson (Municipal) Nelson Rd. (Municipal) No. Rd. (Municipal) Steveston (CHS) Tidal Estimate (Triton) Freshet Calibration Main Arm Water Levels December Figure.

14 rt.7%.7% < WESTHAM ISLAND.% 7% McMILLAN ISLAND % CRESCENT ISLAND BEDFORD 9% 7 % DEAS ISLAND LADNER REACH ENTERPRISE 9% 9 % MATSQUI ISLAND 71% MATSQUI 9% su p er se d ed CANOE PASSAGE << << c 7% ANNACIS ISLAND 9% < nh ANNIEVILLE 9% PARSONS < DOUGLAS ISLAND << re po 1% by ANNACIS % < 1% < << WOODWARD REACH BARNSTON ISLAND % << GRAVESBEND REACH <.% < << < 7.7% MIDDLE ARM LULU ISLAND % % < SEA ISLAND NORTH ARM SAPPERTON < MITCHELL ISLAND.% < NORTH ARM SCALE - 1:, W E S < LEGEND FLOW SPLIT SURVEY LOCATION FRASER BASIN COUNCIL N DISTANCE IN KILOMETRES UTM NAD ZONE NOTES: 1) PERCENTAGES REFER TO TOTAL FRASER RIVER FLOW AND CORRESPOND TO AVERAGE RECORDED VALUES. ) DATA COLLECTED BY PWGSC (MAY-JUNE, AND NOV, -JAN, ). LOWER FRASER RIVER HYDRAULIC MODEL Recorded Flow Spits DATE: DEC dgm:\projects\- Fraser Flood Profile\GIS - DWG BY: WPH northwest hydraulic consultants FIGURE.

15 Manning's Roughness Coefficient Flow (m /s) 197 & 197 WSC Measurements Model Calibration/Verification 19 Model Calibration/Verification 19 Upper bound n-value 19 Best est. n-value 19 Lower bound n-value Flow vs. Roughness Sumas Mountain to Douglas Island December Figure.

16 Water Level (m GSC) 9 7 WSC Curve WSC Curve WSC Curve MIKE11 Model Discharge (m /s) Comparison of WSC Rating Curve and Model Prediction at Mission Gauge December Figure.

17 1 7 9 Chainage (km) Base Run +% n +% n -% n Water Level (m GSC) Steveston New Westminster Port Mann Mission Roughness Sensitivity Fraser River Freshet Design December Figure.1

18 Water Level (m GSC) 1 Steveston Base Run n.7 Manning's n.9 Manning's n. Manning's n. Manning's n. Manning's n. 199 Profile New Westminster Port Mann 7 9 Chainage (km) Mission Roughness Sensitivity (Km 7 to ) Fraser River Freshet Design Flood December Figure.

19 1 7 9 Chainage (km) Base Run +% Inflow -% Inflow Water Level (m GSC) Steveston New Westminster Port Mann Mission Inflow Sensitivity Fraser River Freshet Design December Figure.

20 1 7 9 Chainage (km) Base Run +.m Global Warming +% Swing Water Level (m GSC) Steveston New Westminster Port Mann Mission Ocean Level Sensitivity Fraser River Freshet Design December Figure.

21 1 7 9 Chainage (km) Base Run Local Bed Scour Water Level (m GSC) Steveston New Westminster Port Mann Mission Sensitivity to Local Scour Fraser River Freshet Design December Figure.

22 Water Level (m GSC) Steveston Base Winter Run Base Freshet Run +% Roughness -% Roughness New Westminster Port Mann 7 9 Chainage (km) Mission Roughness Sensitivity Fraser River Winter Design December Figure.

23 Chainage (km) Base Winter Run Base Freshet Run +% Inflow -% Inflow Water Level (m GSC) Steveston New Westminster Port Mann Mission Inflow Sensitivity Fraser River Winter Design December Figure.7

24 Water Level (m GSC) Steveston Base Winter Run Base Freshet Run -Year Inflow -Year Inflow New Westminster Port Mann 7 9 Chainage (km) Mission Inflow Sensitivity (Event Based) Fraser River Winter Design December Figure.

25 Water Level (m GSC) Steveston Base Winter Run Base Freshet Run Global Warming Scenario New Westminster Port Mann 7 9 Chainage (km) Mission Ocean Level Sensitivity Fraser River Winter Design December Figure.9

26 Water Level (m GSC) 1 Steveston Base Run 199 Profile Inflow 1 Inflow 17 Inflow 17 Inflow 1 Inflow 1 Inflow 1 Inflow 1 Inflow 1 Inflow 1 New Westminster Port Mann 7 9 Chainage (km) Mission Range of Inflows Fraser River Freshet Design December Figure.1

27 Dike Elevation (m GSC) Ground LiDAR.1 1 Distance (m) Coquitlam Dike Ground Survey vs. LiDAR December Figure.

28 Chainage (km) Dredging Stoppage km to km 11 Dredging Stoppage km to km Increase in Predicted Flood Level (m) Steveston Mission Massey Tunnel Alex-Fraser Bridge New Westminster Port Mann Dredging Sensitivity Fraser River Freshet Design December Figure 7.1