Crews install rebar and pour concrete for the L-Wall foundation slab in Lyon Station cavern. Preparations begin to pour the pre-slab.
In Parliament Station cavern, Jawbreaker mines the central pillar and north bench support activities continue.
In the running tunnel, Chewrocka excavates east toward
Rideau Station. Tunnel support activities including shotcrete occur.
Crocodile Rouge excavates the station cavern in drifts. Crews complete pouring the tunnel arch final lining in the east running tunnel.
Downtown Integrated Stations – East and West Entrances – Lyon, Parliament and Rideau Stations
Lyon Station west entrance: line drilling and blasting continue. At the HVAC shaft, line drilling and excavation are ongoing.
Lyon Station east entrance: crews pour concrete columns and beams at the parking and concourse levels. Utility relocations including plumbing and electrical are ongoing.
Parliament Station west entrance: at the parking levels, crews complete formwork and install rebar on the escalator pit in preparation for concrete pours in the coming weeks.
Parliament Station east entrance: at ground level, demolition and removals take place. On the concourse level, concrete work and column reinforcements are ongoing.
Rideau Station east entrance: blasting and rock removals are ongoing.
Rideau Station west entrance: crews excavate and reinforce the entrance with wire mesh, whalers and shotcrete. Shoring begins on the north side of Rideau Street as part of west vent shaft works.
Hurdman, Tremblay, St-Laurent, Cyrville and Blair Stations
Hurdman Station: excavation for the future station structure and backfilling continue. Crews install underground plumbing. Construction of the station’s permanent bus loop is ongoing.
Tremblay Station: crews continue building station walls and footings, and pouring concrete. Excavation for the station platform, rough-ins and plumbing work occur.
St-Laurent Station: formwork for the ceiling slabs on the north side of the future station, backfilling and concrete pours continue. Work on the south side of the station is ongoing.
Cyrville Station: crews continue forming the station walls up to Cyrville Bridge as well as the stairs for the future station.
Blair Station: crews form ceiling slabs, and install rebar and beams. Mechanical and electrical rough-ins are being installed. Backfilling and waterproofing occur.
Guideway Construction – CPR Overpass, Booth Street Bridge and Rideau River Transitway Bridge
CPR Overpass: crews demolish the overpass and remove materials from site.
Booth Street Bridge: crews continue forming the deck in preparation for concrete pouring. This next stage of bridge construction is expected to occur in
Rideau River Transitway Bridge: work is ongoing for the next months to rehabilitate the abutments, and includes excavation of the south side.
Upcoming Construction Activities
In the coming weeks, the following construction activities are scheduled to occur:
- Tunney’s Pasture bus loop works.
- Pimisi Station caisson installation.
- Investigative boreholes on Rideau Street.
- Deck work at the Hurdman Station elevated guideway.
- Watermain work near St-Laurent Station.
- Structural steel erection at Cyrville and Blair stations.
In the coming months:
- Tunney’s Pasture Station preliminary works.
- Bayview Station preliminary works.
- Booth Street Bridge deck pour.
- Excavation of the ramp at West Portal.
- Transitway service adjustment from Lees to Laurier stations.
- uOttawa Station construction.
- Lees Station construction.
- Guideway and trackwork along the alignment.