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Lakeshore West Corridor

Electrification Infrastructure

 

  • Approximately 49 km of electrified corridor
  • Two Traction Power Substations
    • Burlington TPS
    • Mimico TPS
  • One Switching Station
    • Oakville SWS
  • Based on initial bridge inventory work:
    • Total of 15 overhead bridges
    • 7 bridges with vertical clearance constraints
    • All overhead bridges will require bridge barriers for safety 

Recommended Traction Power Facilities

Mimico TPS

Map of Mimico Traction Power Substation Site

Advantages:

  • Accommodates approximate facility dimension requirements; satisfies site configuration requirement
  • Aerial connection from Hydro One’s 230kV transmission line
  • There is existing road access
  • No environmental features on/surrounding the site
  • The site is not within the vicinity of residential areas. It is designated as Employment Areas, and is currently an industrial storage area
  • No known/active development applications on the site
  • No anticipated cultural heritage issues, to be con rmed as part of impact assessment phase

Disadvantages:

  • Length of required 230kV aerial connection route is approximately 3 km. However it follows the existing rail ROW (Canpa sub).
  • Site is not owned by Metrolinx 

Oakville SWS

Map of Oakville switching station site

Advantages:

  • Accommodates approximate facility dimension requirements; satisfies site configuration requirement
  • There is existing road access, however a new easement through existing parking lot may be required
  • The site is open space with no natural environmental features
  • The site is not within the vicinity of residential areas. It is designated as an Employment Area, and is currently used as industrial storage
  • No known/active development applications on the site
  • Low potential for built heritage resources and cultural heritage landscapes within or adjacent to the facility location
  • Site is owned by Metrolinx

Disadvantages:

  • None identified

Burlington TPS

Map of Burlington traction power substation site

Advantages:

  • Accommodates approximate facility dimension requirements; satisfies site configuration requirement
  • Relatively short 230kV aerial connection route (from existing Hydro One 230kV transmission line)
  • There is existing road access
  • The site is not within the vicinity of residential areas or sensitive social features. It is designated as General Employment, and is currently open space
  • No vegetation present on site; low potential for Species at Risk species
  • Non-heritage property

Disadvantages:

  • Site is not owned by Metrolinx
Submissions are closed.