annacis island wastewater treatment plant …...2018/07/12 · annacis island wastewater treatment...
TRANSCRIPT
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Annacis Island Wastewater Treatment Plant
OUTFALL PROJECT
PORT COMMUNITY LIAISON COMMITTEE - DELTA
Ken MasséSENIOR VICE PRESIDENT
CDM SMITH
Delta, Thursday, July 12, 2018
John NewbyPROJECT MANAGER
LIQUID WASTE SERVICES
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Project Overview / Update
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Project Setting
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Outfall System Requirements
• Provide a total capacity of 25.3 m3/s (i.e. Stage VIII PWWF)
at a 200-year river level of 103.18 m GD.
• Achieve a minimum dilution ratio of 20:1 under slack water
and low flows in the river
• Meet “Post Disaster” requirements in accordance with MV Seismic Design Criteria
• Meet all other standard requirements for MV facilities
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Project Plan
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Project Main Elements
• CCTs / Level Control Structure
• Effluent Shaft and Effluent Tunnel
• Outfall Shaft and Outfall Tunnel
• Riser Shaft and River Diffuser
• Retrofit Existing Outfall
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Riser and Diffuser
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River Riser
• “Safe Haven” for tunnel completion
• Resistance to lateral forces
• Seal against water pressure
• Must provide separation of internal work area from river
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Diffuser Pipeline
• Accommodate post-disaster deformation
• Clam shell dredging
• At-sea or on-land disposal
• Contractor options to limit dredging / backfill
• Buried in river bed with armor rock protection
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Activities Since March 2017 Meeting
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• March 2017: 60% Design Review Completed
• Developed visualizations of in-river construction
• April 2017: Completed Salinity Monitoring Program
• Used as input for final diffusion and dilution modelling
• Provided report to City of Delta (Hugh Fraser)
• May 2017: Marine User Presentation and Workshop
• Recommendation to perform barge landing simulation
• July 2017: Conducted Marine Barge Simulation at BCIT
• Ran 31 simulated manoeuvres using the Kongsberg simulators12
Key Project Activities
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• August 2017: Summary Report of Manoeuvring Analysis
• Recommended procedures for project planning and implementation
• August 2017: 90% Design Review Completed
• PDBCO tunnel removed from project
• September 2017: Met with Delta Fire and Emergency Services
• Discussed role in construction safety and emergency response
• September 2017: Met with City of Delta
• Discussed permitting for the Site Preparation contract
13
Key Project Activities (continued)
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• October 2017: Vancouver Fraser Port Authority Update Meeting
• Presented information developed for Navigation Impact Assessment
• January 2018: Transport Canada Notice of Works Submitted
• Included much of the information in the PER application
• January 2018: 99% Design Completed
• Contractor Request for Qualifications (RFQ) issued
• 10 Firms/Joint Ventures responded
14
Key Project Activities (continued)
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• March 2018: Stage 2 Environmental Impact Study
• Included final Diffuser Design and Dilution Modelling Report
• Submitted to Ministry of Environment for review
• Completed the PER application submittal
• June 2018: Contractor Request for Proposal (RFP)
• Issued to 4 contractors with the highest ranked RFQ submittals
15
Key Project Activities (continued)
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1. RFP closes (September 13, 2018)
2. Board approval sought to award the contract (~Feb 22, 2019)
3. Notice of Intent to Award issued to contractor (Feb 28, 2019)
4. Metro Vancouver signs (Contract is executed) (April 19, 2019)
5. Notice-to-Proceed (mobilization can start) (early-May 2019)
6. First In-Water Work Season (likely June 2020)
7. Completion of In-Water Work (within three years of start of in-water work)
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Timeline
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Permitting / Consultation
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https://www.portvancouver.com/development-and-permits/status-of-applications/metro-vancouver-annacis-island-
wastewater-treatment-plant-new-outfall-system/ 18
VPFA Permit Application Web Site
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• Department of Fisheries & Oceans (DFO)
• Authorization Not Required Letter
• Mitigation Measures – Higher-Risk, In-Water Work
• Port Authority
• Draft Permit Conditions Received
• CEMP Update
• Transport Canada (TC)
• Notice of Works Application
• Navigation Impact Assessment
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Other Permitting Activities
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• City of Delta
• Noise Variance (24-hour, 7-day)
• MV Noise Standards/Specifications
• Environment and Climate Change Canada
• Sediment Characterization Report to Support a Potential Disposal at Sea
Application
• FLNRO Archaeology Branch
• Chance Find Protocol
• Inspection Permit
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Other Permitting Activities (continued)
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• Ministry of Environment
• Environmental Impact Study
• Authorization and Operating Certificate
• First Nations Consultation
• In Progress
• Comments Received
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Other Permitting Activities (continued)
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• Navigation Impacts
• Contractor Navigation Plan
• Environmental Impact Study
• Fish and Fish Habitat
• Timing of In-Water Work
• Dredging: Clamshell Bucket and Sonar Surveys
• Pile Driving: Acoustic Monitoring and Marine Mammal Exclusion Zone
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Construction Impacts and Mitigation
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• Navigation protection requirements to be determined by Contractor based
on their selected methodology.
• Contractor required to prepare and submit a project specific Navigation
Plan to VPFA, TC, Marine Users, etc.
• Navigation Plan must meet all rules and regulations in force such as the
Canada Marine Act, Marine Transportation Security Regulations, etc.
• Navigation Plan to be revised based on input and approved prior to the
start of work in the river.
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Contractor Navigation Plan
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• Hold Regular Meetings with Marine Users
• Submit a Marine Communications Plan
• Issue a Temporary Notice to Mariners
• Issue Weekly Notice to Shipping Advisories
• Post Public Notice
• Provide Assist Tug
• Hydrographic Survey
• Permanent Notice with Chart Correction
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Marine Contractor Requirements during Work
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Questions or comments?