This week on the Confederation Line, crews work to have the backfill and the waterproofing to grade done at the west entrance of Parliament Station, while rebar installation and concrete pours for the invert slabs at Rideau Station west entrance continue. At Tunney’s Pasture, the three buildings that make up the bus loop continue to take shape, while at Pimisi Station, fascia and soffit installation occur on the eastern side of the Booth Street Bridge continues.
Tunney’s Pasture Station
The bus loop progresses with the bus operator, maintenance and supervisor buildings taking shape. Crews are also focused on installing the duct bank to the bus loop. Interior finishes and the mechanical and electrical work are ongoing at the station.
Crews continue to frame the north roof at Bayview Station. Installation of porcelain panels for the stairways is ongoing, as is mechanical and electrical work.
Crews are working on ceiling framing on the platform, heat tracing installation, and pulling wires for communications. On the eastern side of Pimisi, the installation of fascia and soffit is ongoing.
Insulation of the mechanical pipes on the south-west platform will soon be underway. At the concourse level, crews will place communications wiring in the cable tray and finish ductwork installation in the battery room. Painting of public art is underway at east and west entrances.
Mechanical, electrical and plumbing rough-ins continue all throughout the station. Crews are also assembling the escalators and elevators.
Parliament Station west entrance
Crews are waterproofing to grade and completing backfill between the station and the Sun Life building. Other activity focuses on falsework and formwork on the stairs, and the finishing works for the roof slab.
Parliament Station east TVS
Crews are completing the fan room at platform level. In the coming weeks there will be chipping on the shotcrete beams, repair to the waterproofing and construction of the concrete shaft.
Parliament Station west TVS
Crews are completing breakthrough shoring, as tunnel crews complete the shotcrete final lining.
Crews continue to work on pouring the last few sections of the eastbound passenger concrete platform. Also located on the platform level, construction of the mechanical closets is ongoing.
Rideau Station west entrance
The work on the invert rebar installation and the invert pours continues. Other activities focus on the west entrance arch, including waterproofing.
Rideau Station east entrance
Work is progressing on escalator conduits; intumescent steel coating paint; ceiling and escalator plywood; and tiling work. In addition, crews prepare to form and pour concrete in the connection between the east entrance and station.
Concrete backfilling and waterproofing continue this week. Soil backfilling will occur in the spring.
Progress continues on the wood ceiling framing, and the accessibility ramp and stairs. Crews at uOttawa Station are also gearing up for upcoming porcelain panel and glass panel installations along Nicholas St.
Ongoing preparation for the platform topping concrete slabs. Crews are also working on composite metal panel (CMP) installation. The east entrance stairs continue to take shape with a first pour coming shortly.
The mechanical rough-ins continue, there is ongoing work on two of the elevators, and crews are running conduit below the guideway. Crews are also completing the artwork support installation and completing the framing for the east auxiliary building.
Crews continue to work on the shroud at the south elevator tower. They are putting in handrail posts at stairs, completing the windscreen post installation, and continue working on the artwork supports.
Crews are putting in porcelain panels at the platform level and scaffolding at the stairs in the plenum area. Installation of the lantern structure on the north side is also underway.
The current work focuses on ceiling framing, architectural finishes, glazing and preparations for the signband.
Testing and commissioning of mechanical and electrical equipment is ongoing. In addition, installation of the signband, and finishing the stainless steel elevator architectural panels occurs.
Guideway and Trackwork
In the tunnel, crews continue to work on the track slabs between Parliament Station and Rideau Station, and dowel installation occurs between Lyon Station and the West Portal. In the West, activities include rail installation at Tunney’s Pasture. Train testing continues on the eastern stretch of the alignment.
Upcoming Construction Activities
In the coming weeks, the following construction activities are scheduled to occur:
- Wood ceiling installations at the eastern stations.
- Installation of signband and entrance lanterns at the eastern stations.
- Installation of porcelain panels and glass panels at uOttawa Station.
- Installation of stray current monitors at various locations.
- Parliament Station West TVS breakthrough.
Glazing work at Pimisi Station and Bayview Station.