PNWA 2013 SUMMER CONFERENCE: USACE PORTLAND DISTRICT UPDATE

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1 PNWA 2013 SUMMER CONFERENCE: USACE PORTLAND DISTRICT UPDATE Michael E. Ott, P.E., PMP, USACE Portland District June 24-26, 2013 La Conner, WA US Army Corps of Engineers

2 Agenda Inland Navigation System Goal & Process Columbia-Snake River System (CSRS) Coordination Objectives The MCR Jetties Update Lower Columbia River Status Willamette River Deepening Status Alternative Financing

3 Our Goal Prioritized System Approach Integrated Process: Annual Budget Development Dam Safety & Readiness Program Communications Strategy Early & robust stakeholder coordination Tentative Extended NavLock outage: after 2016 Target: 2017, subject to funding availability

4 CSRS Requirements Prioritization Risk-informed decision process System reliability considerations Requirements list: Portland/Walla Walla Districts & Northwestern Division Periodic team meetings to review the list Reprioritized with new information/condition changes Addition of new or deletion of completed projects

5 The Columbia-Snake Inland Navigation Bonneville Miter Gates The Dalles Downstream gate NavLock Controls Upstream Gate

6 2011: New Gate Issues during break-in The Dalles Downstream Navigation Lock Gate Gudgeon bushing failures, gate vibration. 2012: Temporary repair for gudgeon bushing 1 replaced in December 2012 emergency lock outage Remaining 3 replaced during March 2013 lock outage 2013: Design Documentation Report Determine permanent gudgeon bushing repair Investigate gate vibration Determine corrosion control system Investigate gudgeon anchor replacement

7 Bonneville Downstream Navigation Lock Gate 2011: D/S Miter Gate inspection Skin plate/stiffener: quoin cracks Emergency repairs to strengthen pintle Gate no longer miters until fully loaded 2012: Gate fully instrumented Inspection: no further pintle corner cracking Resolving Remote monitoring challenges 2013: ROV inspection Corner stiffening seems to be performing well

8 Coordination Objectives CSRS maintenance/recapitalization with available funds Integrate into NWD budgeting process Coordination with PNWA & other stakeholders Use Inland Marine Transportation Improvement Report

9 Mouth of the Columbia River (MCR) Jetties Sand Island pile dikes Columbia River Estuary Jetty A 1.6 miles long, Clatsop Spit Peacock Spit North Jetty 2 miles long, Pacific Ocean South Jetty 6 miles long

10 BUILDING STRONG

11 FY 13: South Jetty (O&M) Dune Stabilization South Jetty Root & Trestle Bay: $5.5M Detailed Design Report, P&S, dynamic cobblestone revetment construction

12 South Jetty Dune Stabilization FY 13 milestones 28 June Contract Award 12 July Notice to Proceed 29 July Begin construction 11 October Complete construction

13 FY 14 PBUD: Jetty A Major Rehab (CG) - $1M Detailed Design Report, initiate P&S, Mitigation Plan, and physical modeling for head stabilization Based on Major Rehabilitation Report approved June 2012 Jetty A, Oct. 2012

14 MCR North Jetty FY 14 Capability (O&M) Two separate actions supported by the Major Maintenance Report: (1) Lagoon Fill: $10.32M (2) Critical Repairs: $13.25M Critical Repairs STA Lagoon Fill

15 North Jetty Lagoon Fill (O&M, $10.32M capability) Redirects overland flow away from the jetty structure Dissipates flow into a constructed sump Places gravel, sand and quarry stone on the landward side of the jetty to eliminate the tidal flow through the jetty All three actions will stabilize the North Jetty Root and its foundation Stabilization Areas Oct. 2012

16 MCR Jetties Future work beyond FY 14 Jetty A, North Jetty, and South Jetty rehabilitation (CG funding) Seven-year construction plan developed in the FY 12 Major Rehabilitation Report supporting $257.2M in jetty repairs (Approximately $31M for Jetty A, $79.8M for the North Jetty and $146.4M for the South Jetty Major Rehab Report actions support measures that will prevent frequent and costly emergency repairs in the future.

17 Lower Columbia River Channel Cross Section by Quarter Last Year 23-Aug Dec Feb-13 A B C D Key Ports A B C D Key Ports A B C D LOWER DESDEMONA UPPER DESDEMONA FLAVEL BAR Astoria Astoria UPPER SANDS UPPER SANDS TONGUE POINT CROSSING TONGUE POINT CROSSING MILLER SANDS MILLER SANDS MILLER SANDS PILLAR ROCK RANGES PILLAR ROCK RANGES BROOKFIELD-WELCH IS BROOKFIELD-WELCH IS SKAMOKAWA BAR SKAMOKAWA BAR PUGET ISLAND BAR PUGET ISLAND BAR WAUNA & DRISCOLL RANGES WAUNA & DRISCOLL RANGES WESTPORT BAR WESTPORT BAR EUREKA BAR EUREKA BAR EUREKA BAR GULL ISLAND BAR GULL ISLAND BAR STELLA-FISHER BAR STELLA-FISHER BAR WALKER ISLAND REACH WALKER ISLAND REACH WALKER ISLAND REACH SLAUGHTERS BAR SLAUGHTERS BAR LOWER DOBELBOWER LOWER DOBELBOWER Longview Longview UPPER DOBELBOWER UPPER DOBELBOWER KALAMA BAR KALAMA BAR KALAMA BAR Kalama Kalama LOWER MARTIN BAR LOWER MARTIN BAR LOWER MARTIN BAR UPPER MARTIN BAR UPPER MARTIN BAR UPPER MARTIN BAR ST. HELENS BAR ST. HELENS BAR WARRIOR ROCK BAR WARRIOR ROCK BAR WARRIOR ROCK BAR HENRICI BAR HENRICI BAR WILLOW BAR WILLOW BAR Portland Portland MORGAN BAR MORGAN BAR MORGAN BAR LOWER VANCOUVER LOWER VANCOUVER LOWER VANCOUVER Vancouver Vancouver

18 Equipment in 2013 Dredge Season for the Columbia System Essayons Oregon Stuyvesant Yaquina 18

19 Lower Columbia River Channel Cross Section by Quarter Currently

20 Lower Columbia River Channel Cross Section by Quarter Currently

21 Willamette Channel Deepening Funds in Pbud FY14 Review Sediment Data Prepare SAP Rock Coring Planning

22 Low Use Projects Alternative Financing: State of Oregon A formal MOA process has been initiated State Priorities are being discussed

23 Questions? Mike Ott