16. Bathurst Street Interchange

Base Case from 2002 Approved EA Alignment

Bathurst Street Interchange Base Case Map

Refinement Alternative 1 - Diamond Interchange

(click to enlarge)

Refinement Alternative 1

  • Consists of two on-ramps and two off-ramps.
  • Traffic signals at the end of two off-ramps (if warranted).
  • Bradford Bypass bridge over Bathurst Street.
  • Property footprint follows the same alignment as the 2002 Approved EA Right-of-Way.
  • Minor property impacts in the northeast and northwest quadrants.
  • Hochreiter Road connection not included as alternate property access being evaluated.

Refinement Alternative 2 - Diamond Interchange with Roundabout at North and South Ramp Terminal

(click to enlarge)

.Refinement Alternative 2 Roundabouts

  • Consists of two on-ramps and two off-ramps.
  • Traffic signals at the end of two off-ramps (if warranted).
  • Bradford Bypass bridge over Bathurst Street.
  • Property footprint is beyond the 2002 Approved EA Right-of-Way.
  • Minor property impacts in the northeast and northwest quadrants.
  • Hochreiter Road connection not included as alternate property access being evaluated.

Refinement Alternative 3 - Diamond Interchange

(click to enlarge)

Refinement Alternative 3 Realigned Marina Access 450m North

  • Consists of two on-ramps and two off-ramps.
  • Traffic signals at the end of two off-ramps (if warranted).
  • Bradford Bypass bridge over Bathurst Street.
  • Property footprint is beyond the 2002 Approved EA Right-of-Way.
  • Hochreiter Road connection not included as alternate property access being evaluated.

Key Considerations

Environmental

  • Contamination (area of high potential contamination).
  • Fish and Fish Habitat.
  • Groundwater (Highly Vulnerable Aquifers, Wellhead Protection Area, Significant.
  • Groundwater Recharge Area, domestic water wells).
  • Land Use (Greenlands, Protected Countryside).
  • Surface Water (drainage, multiple warm water watercourses).
  • Terrestrial Ecosystems (Species at Risk, provincially significant wetlands, deer wintering areas, woodlots).

Transportation & Engineering

Engineering

  • Interchange configurations.
  • Traffic operations based on demand and level of service.
  • Complexities in traffic staging, constructability and utility relocation.
  • Structural / grading considerations.

Property Impact

  • Residential property impacts.
  • Impacts to property entrances with possible entrance relocation required.
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