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Council Meeting/Documents/Esquimalt Harbor Advisory Committee – Project Update Presentation
Presentation

Esquimalt Harbor Advisory Committee – Project Update Presentation

July 16, 2019Pages 158–1854 sections

A slide deck providing visual updates on various engineering and remediation projects in Esquimalt Harbour.

November 22, 2018A/B Jetty Recapitalization Project: New B-Jetty complete ~2023Remediation cost for C Jetty/ML Floats: $23.6MHistorical items found: 250lb training round, cannon ball, hand grenade

ESQUIMALT HARBOR ADVISORY COMMITTEE – PROJECT UPDATE

22 November 2018

Aerial view of Esquimalt Harbor and surrounding infrastructure
Aerial view of Esquimalt Harbor and surrounding infrastructure
Close-up aerial view of the naval base facilities
Close-up aerial view of the naval base facilities
Aerial map of Esquimalt Harbour with jetty and area labels including G Jetty, F Jetty, D Jetty, Wave Attenuating Breakwater, A Jetty, Former B Jetty, Drydock, C Jetty, ML Floats, Y Jetty, Lang Cove, Esquimalt Graving Dock, and Plumper Bay
Aerial map of Esquimalt Harbour with jetty and area labels including G Jetty, F Jetty, D Jetty, Wave Attenuating Breakwater, A Jetty, Former B Jetty, Drydock, C Jetty, ML Floats, Y Jetty, Lang Cove, Esquimalt Graving Dock, and Plumper Bay
Page 158–185

Small Boat Float Project

Royal Canadian Navy ship at sea
Royal Canadian Navy ship at sea

Small Boat Floats

  • Pkg 1 Floats: awarded to BWS 7 June 2017; current CV=$13.1M. Delivery complete by mid November 2018
  • Pkg 3 Metal + abutments: awarded to PIM 23 Nov 2017; current CV=$3.54M. CCD on Nov 13
    • Metal fabricated items delivered
    • Abutment work completed
  • Pkg 2 (rock removal) and 4 (balance): funding approved 28 August; tender = Dec 2018
  • Contract award: Feb or Mar 2018
  • Construction start: Spring 2019
  • Completion (BOD): Spring 2021
  • Project Closeout: Spring 2022
Map showing project location and area labels including Fort Rodd Hill, Constance Cove, Duntze Head, and Lang Cove
Map showing project location and area labels including Fort Rodd Hill, Constance Cove, Duntze Head, and Lang Cove

Site overview

Site overview technical plan for the Small Boat Floats project showing blast safety zones and rock removal areas
Site overview technical plan for the Small Boat Floats project showing blast safety zones and rock removal areas

October 29 2018

Construction progress showing float structures and piles, October 29, 2018
Construction progress showing float structures and piles, October 29, 2018

Trestles and Piling

  • Trestles (Jetty 2 + 3)
  • Large diameter pipe for piles (Jetty 2 + 3)
Metal trestle structure for Jetty 2 and 3
Metal trestle structure for Jetty 2 and 3
Stacked large diameter pipes for piles
Stacked large diameter pipes for piles

Pile installation

Pile installation operations from a barge
Pile installation operations from a barge
Crane lifting equipment for pile installation
Crane lifting equipment for pile installation

November 13 2018

Completed metal platform structure on piles, November 13, 2018
Completed metal platform structure on piles, November 13, 2018

Village Rocks Blasting

Water spray on surface during Village Rocks blasting
Water spray on surface during Village Rocks blasting
Bubble curtain in use during blasting operations
Bubble curtain in use during blasting operations
Pile of removed rock from blasting operations
Pile of removed rock from blasting operations
Page 158–185

A/B Jetty Recapitalization Project

Royal Canadian Navy ship at sea
Royal Canadian Navy ship at sea

A/B Jetty

  • Replacement of WWII era A & B-Jetties with modern structures
  • Required to berth new ships being constructed for the Royal Canadian Navy
  • Phase 1 – Utility Corridor – Complete
  • Phase 2A –Replace B Jetty – Underway
    • Old B-Jetty Demolished
    • Dredging of contaminated sediments largely complete
    • Underwater Rock Removal planned for this winter
    • New B-Jetty complete ~2023
  • Phase 2B – Replace A-Jetty – Planned for 2023-2026
  • Phase 3 – Furnish new cranes
Map showing project location in Constance Cove
Map showing project location in Constance Cove

New Jetty Layout

Engineering plan showing the footprint of the New A-Jetty and New B-Jetty
Engineering plan showing the footprint of the New A-Jetty and New B-Jetty
3D rendering of the completed project showing New A Jetty, New B Jetty, and the Existing C Jetty
3D rendering of the completed project showing New A Jetty, New B Jetty, and the Existing C Jetty

B-Jetty Test Blast Areas

  • Total Est. Volume = 8000 m³
  • Cost Estimates:
    • Rock Removal: $5.5M
    • Bubble Curtain: $5M
Map detailing B-Jetty test blast Areas 1, 2, and 3, and estimated rock volumes
Map detailing B-Jetty test blast Areas 1, 2, and 3, and estimated rock volumes

B Jetty 3-D model: Rock for Removal

3D model visualizing underwater rock formations designated for removal at B Jetty
3D model visualizing underwater rock formations designated for removal at B Jetty

JIB Building

Structural frame of the JIB building under construction
Structural frame of the JIB building under construction
JIB building construction site showing excavation and foundation work
JIB building construction site showing excavation and foundation work

Utilities Corridor Extension

Concrete formwork for the utilities corridor extension
Concrete formwork for the utilities corridor extension
View of the partially completed concrete utilities corridor structure
View of the partially completed concrete utilities corridor structure

Retaining Wall 5

Construction of Retaining Wall 5 showing reinforced concrete
Construction of Retaining Wall 5 showing reinforced concrete
Page 158–185

Esquimalt Harbour Remediation Project

Royal Canadian Navy ship at sea
Royal Canadian Navy ship at sea

EHRP Scope

Phase Description
Phase I A/B Jetty
Phase II 3 Hotspots Remediated
Phase III Risk Management Plan
Map showing the scope and color-coded phases of the Esquimalt Harbour Remediation Project (EHRP) across waterlots
Map showing the scope and color-coded phases of the Esquimalt Harbour Remediation Project (EHRP) across waterlots

Dredging & Processing

Heavy excavator dredging material from a barge
Heavy excavator dredging material from a barge
Floating material processing and screening plant
Floating material processing and screening plant
Tugboat maneuvering a dredging barge
Tugboat maneuvering a dredging barge
Conveyor belt transporting dredged and processed material
Conveyor belt transporting dredged and processed material
Barges in the harbour during remediation activities
Barges in the harbour during remediation activities

UXO Found in Esquimalt Harbour

  • 250lb Training Round
  • Cannon Ball
  • Hand Grenade
  • Various Munitions
Personnel moving a recovered 250lb Training Round on a dolly
Personnel moving a recovered 250lb Training Round on a dolly
Recovered historical Cannon Ball with identification board
Recovered historical Cannon Ball with identification board
Recovered Hand Grenade shown with measuring tape for scale
Recovered Hand Grenade shown with measuring tape for scale
Collection of various rusted munitions recovered from the harbour floor
Collection of various rusted munitions recovered from the harbour floor

Historical Items found to-date

Collection of recovered coins and metal identification tags
Collection of recovered coins and metal identification tags
Set of recovered silverware including spoons and forks
Set of recovered silverware including spoons and forks
Collection of blue glass bottles of various sizes
Collection of blue glass bottles of various sizes
Recovered historical whistle, badges, and tokens displayed on a grid
Recovered historical whistle, badges, and tokens displayed on a grid
Large rusted anchor recovered during dredging
Large rusted anchor recovered during dredging
Historical archival photograph of a wooden shipwreck in the harbour
Historical archival photograph of a wooden shipwreck in the harbour

EHRP – C Jetty & ML Floats

  • CJ/ML Tender Posted: 30 Jan 2018
  • CJ/ML Tender Closed: 20 March 2018
  • CJ/ML Contract Awarded: 5 April 2018 to Milestone Environmental ($23.6M)
  • C Jetty/ML Floats Remediation: May, 2018 to May, 2019
  • Timber pier & cradle demolished
  • First Round of Dredging at C2/C3 complete
  • Dredging around former Marine Railway complete 14 September 2018
  • ML Floats #1 and #2 disconnected 29 September 2018 and moved to Colwood 21 October
  • Dredging Underway around the ML Floats

EHRP – Y Jetty/Lang Cove

  • Y Jetty/Lang Cove Remediation: Aug, 2018 to Mar, 2020
  • Y-Jetty 100% Design Complete
  • Contract Awarded by December 2018
  • Remediation Start January 2019
  • Remediation Complete March 2020
  • Tender Posted 20 September 2018
  • Tender Closed 31 October 2018
  • Tender includes an Indigenous Benefits Plan

Questions???

Page 158–185

Document Images

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Large clamshell dredging bucket emerging from the water

Large clamshell dredging bucket emerging from the water

Extracted from: 2019 07 16 Council Agenda - Agenda - Pdf