Construction Update

This week, foundation slab construction occurs at Bayview Station, structural steel installation continues at Pimisi Station, preliminary trackwork activities begin at uOttawa Station, LRT station doors are installed at St-Laurent Station and glazing ramps up at Blair Station.

Pimisi Station structural steel installation - Installation de la structure en acier à la station Pimisi

West Stations

Tunney’s Pasture Station 
Crews install rebar  and formwork as part of work on grade beams, continue concrete work on escalator footings and mud slabs on the north and south sides of the station and also complete sections of backfilling in the platform area.
Bayview Station 

Construction is ongoing at the station and includes shoring in the platform area, rebar installation for the foundation slab, pouring grade beams and masonry work on the ancillary building.

Pimisi Station 
Progress continues to be visible with ongoing steel installation including elevator, deck and canopy areas, concrete work for footings and slab on grade, and mechanical and electrical rough-ins.

falsework for Lyon Station west entrance ground floor slab - Travaux sur la dalle du rez-de-chaussée à l'entrée ouest de la station Lyon

Central Stations

Lyon Station cavern
Architectural work progresses with ongoing ceiling, escalator, block and HVAC system work, concrete finishes in the elevator areas, and mechanical rough-ins at the platform and concourse levels. Crews also complete finishing work in section throughout the station.

Lyon Station west entrance
Integrated entrance construction progresses with concrete work for the ground floor slab, columns and walls. Mechanical and electrical work occur and crews prepare for upcoming structural steel installation and backfilling. At the east vent shaft, waterproofing and formwork take place.

Lyon Station east entrance 
Concrete pours are ongoing this week for the centre beam, stair and upper escalator areas. At the HVAC shaft, crews continue installing rebar and pouring concrete walls.

Rideau Station east entrance overview - État d’avancement des travaux de bétonnage à l’entrée est de la station Rideau

Parliament Station cavern 
Crews continue final concrete lining pours for the cavern arch and deck. Other work includes building bulkheads and installing conduits.

Parliament Station west entrance
Crews begin pouring the mud slab this week and continue line drilling, hoe ramming and removing rock.

Parliament Station east entrance 
Work progresses at the integrated entrance with waterproofing activities on stairs and slabs. Concrete work takes place on the raft slab, including rebar, formwork and pours in cycles. 

Rideau Station cavern
Arch concrete work is ongoing in the station cavern. Crews install rebar, formwork and conduits for the invert, followed by concrete pours by the end of the week.

Rideau Station west entrance
Excavation activities and umbrella pipe installation are ongoing at the integrated entrance.

Rideau Station east entrance
Concrete work progresses at the entrance with ongoing pours for the north walls, HVAC shaft walls and slabs.

uOttawa Station ongoing concrete work and steel installation - Travaux de bétonnage et installation de la structure en acier en cours à la station uOttawa

East Portal
Crews continue concrete work for walls and slabs this week. Line drilling, hoe ramming and removals are ongoing as part of ramp excavation. Tiebacks are also drilled.

uOttawa Station
This week, crews continue concrete work, including rebar installation, for stairs, the platform area and suspended slabs. Structural steel installation, backfilling and rough-ins continue. Mobilization for track work begins this week.

Progress at Blair Station, including glazing and panels - Avancement des travaux à la station Blair y compris le vitrage et les panneaux

East Stations

Lees Station
With the first phase of structural steel installed, station construction progresses and includes shoring and formwork for the concourse area slab, and rebar installation at the concourse level. Work is ongoing on the raft slab and backfilling occurs at the communications and electrical rooms.

Hurdman Station
Crews continue electrical work for the secondary rooms and co ncrete works for the suspended slabs and stairs on the south side of the station. Other work includes structural steel installation, and heat tracing for stairs.

Tremblay Station
Roofing, framing of the soffit, wiring and elevator installations are ongoing for the next weeks.

St-Laurent Station panel installation - Travaux de bétonnage et installation de la structure en acier en cours à la station uOttawa

St-Laurent Station
Construction advances with the removal of existing and installation of new lower level station doors. Other activities include work on the head house HVAC shaft and elevators, heat tracing, masonry, in addition to porcelain panel installation on the north side of the station.

Cyrville Station
The station continues to take shape with final glazing on the elevator panels, porcelain panel installation and work on the ceiling at the platform level.

Blair Station
Crews install porcelain panels in the lower concourse area and conduits for the station signage, and continue glazing in the skylight, windscreen and pedestrian bridge areas.  

Running tunnel duct bank wall progress- Avancement des travaux à la station Blair y compris le vitrage et les panneaux

Tunnel Construction

Concrete slab work and installation of dowels advance in the running tunnel west of Lyon Station cavern. Mud slab and concrete pours occur west of Parliament Station.

Final concrete pours at CPR Bridge - béton

Did You Know?

Did you know that in addition to converting the former Transitway to guideway, crews are hard at work upgrading structures along the 12.5-kilometre alignment from Tunney’s Pasture to Blair stations to accommodate LRT? Examples include the Mann Avenue, CPR and Bayview bridges to name a few.

Final rehabilitation work is ongoing through summer and once complete, trackwork crews will mobilize to begin pulling rail on these structures.

Upcoming Construction Activities

In the coming weeks, the following construction activities are scheduled to occur:

  • Hoe ramming as part of work on the western section of the guideway.
  • Work resumes at the Lyon Station west vent shaft with blasting.
  • Ongoing overnight work at the Rideau Station west and east entrances, and at the East Portal.
  • Ongoing structural steel installation at uOttawa Station requiring overnight lane restrictions.
  • Manhole work on guideway west of Lees Station requiring lane restrictions.
  • Final work on the pedestrian tunnel and pulling rail on guideway at uOttawa Station.
  • Fencing installation on guideway just west of Tremblay Station.
  • Manhole work as part of guideway activities at intersection of Riverside Drive and Tremblay Road, requiring lane restrictions.
  • Landscaping, guard rail removal and parapet chipping at Tremblay Station, requiring taxi and pedestrian realignments.
  • Guideway work resumes in all segments along the alignment.
  • Systems installation along the guideway, including Overhead Catenary System poles and wires