Construction Update
Week of November 30
Final pavement markings on Scott Street facing west
Scott Street Widening
Final works occur on the multi-use pathway between Bayview Road and Goldenrod Driveway. Crews complete the connection at the O-Train platform and final line painting takes place on Scott Street.
Waterproofing in Lyon Station cavern
Lyon Station
Work continues with the removal of temporary concrete in the Lyon Station cavern. Jawbreaker has completed the west running tunnel and station cavern excavation, and begins working in the Parliament Station cavern.
Formwork in the southwest parking lot at the Lyon Station west entrance
Lyon Station East and West Entrance
East Entrance: formwork and pouring continue on the parking levels at Place de Ville, as well as utility relocations.
West Entrance: excavation and lagging are ongoing at the southwest corner of Lyon and Queen streets and traffic switches to the east lanes on Lyon Street.
Excavation in Parliament Station cavern
Parliament Station Cavern
Work on the south drift excavation continues and central pillar excavation occurs this week. Jawbreaker and Chewrocka are now mining in the Parliament Station cavern.
Winter protection enclosure at Parliament Station west entrance
Parliament Station East and West Entrance
Construction of winter protection enclosure continues along with electrical and mechanical removals. On the parking levels, formwork and concrete pouring occur. Relocation of gas main is anticipated to begin this week.
Traffic restrictions on Queen and O’Connor streets are in effect.
Work on the umbrella at Rideau Station cavern
Rideau Station
Drilling of the final umbrella is complete and excavation continues, supported by shotcrete. Tunnel starter wall concrete work occurs and the arch final lining is ongoing.
Caisson installation at Rideau Station west entrance
Rideau Station East and West Entrance
West Entrance: mobilization begins for shoring works while crews complete piling operations.
East Entrance: work continues with rock excavation, hoe ramming and the removal of materials.
Traffic restrictions on Rideau Street remain in effect.
Rebar installation on foundation walls at Cyrville Station
Hurdman, Tremblay, St-Laurent, Cyrville and Blair Stations
At Hurdman Station, electrical duct bank installations and preliminary underground work is ongoing. At Tremblay Station, reinforcements are being completed at the west end of the station, and preliminary foundation work begins. At St-Laurent Station, crews continue to excavate the station footings and will begin to pour the mud slab. Relocation of the watermain also occurs.
At Cyrville Station, formwork for the operator building is being installed. At Blair Station, foundation wall pouring and backfilling are ongoing.
Deckwork at the Hurdman Station elevated guideway
Guideway construction – Hurdman Station
Installation of girders is complete and final abutment work continues.
Formwork at the east road next to VIA Rail
Guideway construction – Tremblay Station
Crews continue to pour walls and complete preliminary work to begin pouring the deck.
Concrete tie placement between St-Laurent and Cyrville stations
Guideway construction – St-Laurent, Cyrville and Blair Stations
Trackwork installation, including preliminary ballast work, takes place from Cyrville Station to just west of St-Laurent Station. Duct bank foundation and OCS foundation installations will occur until the end of the year west of St-Laurent toward the connector. Construction of the final retaining wall at Cyrville Station occurs. From Blair Station to St-Laurent Station, crews continue to distribute ties.
Completing pathways in the Belfast Yard shed
Belfast Yard Administration and Maintenance Building and Yard
Final architectural works are ongoing inside the Belfast Yard building. Exterior panel installation occurs over the next two weeks. Trackwork continues in the yard including thermite welding. Alstom continues tooling work as part of vehicle assembly.
Pulling rail strings in sections in the Belfast Yard connector
Belfast Yard Vehicle Storage Shed and Connector Works
Crews mobilize to install OCS poles inside the building and south of the shed. Installation of the ballast and pulling rail strings occur in the connector. Final concrete pouring takes place in the connector, while preliminary work begins to install the final section of the steel roof. Road reconstruction is being completed at the intersection of Belfast and Tremblay roads.
Upcoming Construction Activities
In the coming weeks, the following construction activities are scheduled to occur:
- Lyon Station west entrance blasting operations.
- Lyon Station east entrance and west shaft construction.
In the coming months:
- Pimisi Station construction.
- Booth Street Bridge girder installation and deck work.
- Preliminary work at Lees Station and Rideau River bridge rehabilitation.
- Hurdman Station permanent bus loop construction.
- Bus Rapid Transit service adjustment on Scott Street.
http://www.ligneconfederationline.ca/construction/construction-update-51/