Progress this week will include work on forming the curbs at the stair openings at Lyon Station, as well as pouring of the floor topping for the HVAC room. At the Parliament west entrance, the north and south walls advanced with rebar installation, forming, concrete pours and waterproofing. In the west, painting of steel continues and plaza concrete work has started at Bayview Station, while at Pimisi Station crews finalize the parapet walls on the north canopy.
Tunney’s Pasture Station
Crews continue to install the structural steel for the overhead canopy. Completion of the sprinkler system, waterline, and heat tracing is ongoing. Current activities also include the masonry work.
Painting of steel continues and plaza concrete work has started. Work on the escalator machine rooms is set to take place. Other mechanical and electrical work is ongoing, including mobilization to begin elevator installation.
Crews are working on the parapet walls on the north canopy. They’re also working on completing the curbs on the west upper concourse in the coming weeks. Other work focuses on the electrical and mechanical equipment installation.
Lyon Station cavern
Crews are working on forming curbs at the stair openings following the glazing post installations. In addition, the floor topping will be poured at the end of the week for the HVAC room. Masonry activities, plumbing work and floor tiling are all progressing as well.
Lyon Station west entrance
In the interior of the station, the installation of elevator rails and mechanical, electrical and plumbing work occurs.
Lyon Station east entrance
The TVS progresses with concrete works such as forming, pouring, waterproofing and backfills. The installation of the station’s escalators occurs as well.
Parliament Station cavern
Stair installation takes place this week inside the cavern. The first stage of electrical and fire protection rough-ins occurs, and the elevator concrete curb forms are stripped and removed. At the concourse level, masonry walls are completed for the battery room and HVAC room.
Parliament Station west entrance
Concrete works ramp up at the station this week. The north and south walls advance with rebar installation, forming, concrete pours and waterproofing. Rebar forming and pours also occur for the stair slabs
Parliament Station east entrance
This week, the adit continues to take shape with the first set of wall rebar and forming. Stripping and further panel construction for the adit will begin next week.
Rideau Station cavern
In the running tunnel, rebar installation continues for the invert slab and shotcrete activities take place. Formwork installation and stripping continues this week for the concourse slabs along with ongoing arch rebar and concrete pours.
Rideau Station west entrance
Crews complete the installation of formwork for the tunnel arch and begin concrete pours. Falsework occurs for the roof slab in preparation for next week’s rebar installation and concrete pours.
Rideau Station east entrance
Waterproofing continues for the adit arch, rebar and concrete pours occur for the TVS slab and crews work on the curbs, ducts and wall insulation in the HVAC room. At the head house, installation of structural steel progresses alongside concrete pours.
This week at the East Portal, starter walls progress with waterproofing and upcoming rebar installation. Alongside construction on the starter walls, crews pour the mechanical room walls and complete the concrete pours for the fan niche.
The framing for the porcelain panels has begun. At the concourse level, work is proceeding on the duct, plumbing, and fire protection systems. The forming of the pedestrian plaza is ongoing.
Current activities include the installation of porcelain panels and completion of electrical, HVAC, and plumbing work in the ancillary building. At the platform level, the framing for the porcelain panels continues and is expected to wrap up next week. On the concourse and platform, steel and concrete crews will be finalizing the retaining wall.
The north and south roofs continue to progress. Intumescent painting and regular painting continues to progress. Elevators one and two are scheduled for installation in coming weeks.
Windscreen posts, glass hardware and elevator glazing. The commissioning and testing equipment is being installed and elevators are also being readied for service.
Final grading is concluding. Other scheduled works includes completion of the topping platform. Outside the station, trailer demobilization and landscaping work will take place soon.
Landscaping is taking place north of the station. Completion of the bus loop progresses with the work transitioning to the north-side shortly. The work inside the station includes sandblasting and glazing activities.
Guideway and Trackwork
At the western portion of the guideway, grouting will continue at the Tunney’s Pasture diamond crossover. Crews are also working on the floating track slab at Parliament Station and on the diamond crossover between Lyon to Parliament Station. Upcoming guideway works near uOttawa Station will include installation of lighting within the jersey barriers along Nicholas Street. Testing and commissioning also moves along; on September 18th and 21st, trains were tested to uOttawa Station for the first time.
Upcoming Construction Activities
In the coming weeks, the following construction activities are scheduled to occur:
- Completion of upper mezzanine walls at Parliament Station cavern.
- Landscaping at Cyrville Station.
- Installation of lighting inside jersey barrier by uOttawa Station.
- uOttawa guideway sewer repairs.
- Systems installation along the guideway, including OCS poles and wires.
- Station elevators and escalators being readied for service at multiple stations.