Construction Update
Week of OCTOBER 19, 2017
At Parliament Station, current work focuses on waterproofing for the roof slab and the next phase of forming for the tunnel adit, while over at the East Portal, crews continue to install rebar and pour concrete for the starter walls of the cut and cover tunnel. At Tremblay Station, crews finalize the waterproofing of the concourse area and complete the windscreen posts.
Progress of construction at Pimisi Station 2017-10-02
West Stations
Tunney’s Pasture Station
Structural steel installation is set to be completed over the next week, for the overhead canopy. Mechanical and electrical works are ongoing. Other activities focus on the curbs, the escalator pit, and the sprinkler and heat tracing systems.
Bayview Station
Platform steel will be completed soon. Painting of steel continues and plaza concrete work continues. Other work focuses on completion of the electrical room and electrical work in the concourse area. Crews are also mobilizing to complete elevator installations.
Pimisi Station
Precast-concrete installation at stairways in the station continues. Porcelain panels are going up at the platform and intumescent painting is progressing. Escalators are being readied for service. A high voltage switch is set to be delivered in two weeks in anticipation of permanent power being established in early November.
Construction is ongoing at Lyon Station concourse
Central Stations
Lyon Station cavern
Crews continue to form curbs at the stairway openings following the installation of glazing posts. Concrete patching begins at the west entrance of the cavern and fire protection, HVAC, plumping, and electrical utility work all progress. The elevator takes shape with glazing post installation and painting.
Lyon Station west entrance
Queen and Bay Street north side civil and road work continues this week. Crews allocate resources to complete work on the TVS with concrete works such reinforcing steel, formwork and concrete pours for the walls.
Lyon Station east entrance
Crews allocate resources to complete the TVS with concrete works such as formwork and concrete pours for the walls.
Progress of construction at Parliament Station concourse 2017-10-02
Parliament Station cavern
The first stage of elevator rough-ins are delivered this week alongside rough-ins taking place for the upper mezzanine. At the concourse level, the central wall for the concourse takes shape with forming, and stair installation progresses with railing installation at certain stairways.
Parliament Station west entrance
The north and south walls progress; forming takes place for the north wall with pours occurring at the end of the week and rebar installation occurs for the south wall with forming occurring at the end of the week.
Parliament Station east entrance
Construction is ongoing at the station and includes waterproofing for the roof slab and the next phase of forming for the tunnel adit. Next week, backfilling and adit wall pours will begin.
Rideau Station cavern
The next phase of rebar and formwork begins for the station’s headwall this week, along with conduit and plumbing installations for the concourse slabs. In the running tunnel, rebar installation continues for the invert slab, arch pours progress and shotcrete continues for the transition.
Rideau Station west entrance
Crews are busy at the west entrance; partial stripping of the arch has taken place, roof slab falsework is to occur at the end of the week, the slab deck reshoring begins to be removed and backfilling concludes.
Rideau Station east entrance
Concrete works ramp up this week with partial stripping of the arch, rebar installs and installation of falsework and concrete pours for the roof slab. Crews continue with insulation for the HVAC and mezzanine rooms and electrical work in the TPSS room.
Porcelain panel installation at uOttawa Station
East Portal
CThis week at the East Portal, crews continue to install rebar and pour concrete for the starter walls of the cut and cover tunnel.
uOttawa Station
Current work focuses on completion of the station’s porcelain panel installations. At the concourse level, work is proceeding on the duct, plumbing, and fire protection systems. Construction of the pedestrian plaza is also progressing.
Platform level concrete pours at Lees Station 2017-10-03
East Stations
Lees Station
Crews are working on completing the porcelain panels in the ancillary building. Concrete pours are taking place at the platform level. On the concourse and platform, steel and concrete crews will be finalizing the retaining wall. Mechanical testing is ongoing.
Hurdman Station
Excavating, grading and paving of Hurdman bus loop continues into mid-November. Framing on the south side of the station is progressing. There is also work on the mullions, or vertical partitions, for glass walls in the station. Elevator and escalator installation is ongoing.
Tremblay Station
Crews finalize the waterproofing of the concourse area and complete the windscreen posts. The interlock pavers in the canopy area are nearly complete. The snowmelts continue to progress, and there are two concrete pours scheduled to take place this week. As well, installation of the testing and commissioning equipment is ongoing.
Ongoing construction at Cyrville Station 2017-10-03
St-Laurent Station
Crews work to complete the station’s tunnel ventilation system, including the fans and two overhead door panels. The coloured concrete around the fare gate is also being installed. The ongoing electrical work at the station includes the connections to the air handling unit and the condensing unit. Other ongoing work includes painting of windscreen posts and mullions.
Cyrville Station
Final grading is concluding. Other scheduled works includes completion of the topping platform. Outside the station, landscaping work will take place soon.
Blair Station
Landscaping is taking place north of the station. Completion of the bus loop and the bus operator building progresses. Other work focuses on the remaining stair posts and completion of glazing works.
LRV testing east of Cyrville Station 2017-10-02
Guideway and Trackwork
Current trackwork focuses on the diamond crossover between Lyon to Parliament Station; the plinths at Tunney’s Pasture; tamping at Pimisi Station; and the track installation tie-in to the West Portal. In the eastern portion of the alignment, testing continues to move along and since October 3, both mainline eastbound and westbound tracks from TPSS 6 (near Tremblay) to uOttawa have been under testing and commissioning.
Crews work on crossover track at Tunney's Pasture Station 2017-10-02
Upcoming Construction Activities
In the coming weeks, the following construction activities are scheduled to occur:
- Landscaping at Cyrville Station.
- Construction of the Rideau Station West TVS.
- Installation of lighting inside jersey barrier by uOttawa Station.
- uOttawa guideway sewer repairs.
- Construction to complete the West Portal and East Portal
- Systems installation along the guideway, including OCS poles and wires.
- Station elevators and escalators being readied for service at multiple stations.
http://www.ligneconfederationline.ca/construction/construction-update-146/
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