Challenger provided construction survey support for the North LRT expansion (Metro Line) including track replacement and reconfiguration for the “Churchill Cavity” portion of the tunnel at Churchill Station.
The LRT had live traffic on 1/2 the job during the project.
- Verification of Control Surveys
- Horizontal and vertical layout for grading and installation of track, switches, and diamonds.
- Ongoing construction survey support.
- As-built surveys for existing and newly constructed track, switches, and diamonds.