August 6, 2014
Construction Summary
Central Segment
TUNNEL
West Portal (Jawbreaker)
• Drilling of the umbrella continues, followed by excavation of the ramp and central pillar, as well as shotcreting and pouring of the mud slab in the next weeks.
Reinforcement continues in Lyon Station cavern
Central Shaft (Chewrocka)
• The roadheader continues mining Parliament Station cavern in drifts, followed by mining of the bench.
• Cavern reinforcement is ongoing with shotcreting and umbrella, rockbolt and mesh installation.
Excavation of Parliament Station advances in drifts from the central shaft
East Portal (Crocodile Rouge)
• Installation of tunnel support, including rockbolts and spiles , is ongoing as mining advances north under Waller Street.
Tunnel reinforcement and mining advances at East Portal
For weekly updates on tunnel excavation progress please visit the
Roadheader page.
East Segment
MAINTENANCE AND STORAGE FACILITY (MSF)
Construction activities progress at the MSF as long-term closure of Belfast Road south of Tremblay Road to Trainyards Drive and north of Tremblay Road to Coventry Road is ongoing.
• Site utilities, storm sewer work and backfilling is ongoing.
• Excavation on the MSF building foundation was completed.
• Work continues of the MSF shed foundation.
• Works for the MSF connector continue, including shoring, piling and the installation of whalers.
• Delivery of the Petrucco track support system is ongoing.
• Mobilization of steel begins.
• Utility work south of Tremblay Road continues.
Site utilities installation is ongoing
CIVIC WORKS
Highway 417 Roadwork, Widening and Structure Rehabilitation
• The switch to stage 2 for Highway 417 eastbound lanes continues to the outside lanes to allow the median to undergo rehabilitation.
• Work includes paving, obliterating and repainting lines, and shifting the quick moveable barriers (QMB) into the new configuration.
• The westbound lanes switch to the outside lanes will commence in the beginning of August.
Noise wall panel installation continues on the south side
Roadworks
• Utilities and sewer work is progressing along the north and south sides of the highway.
• Panel work continues for the sound wall along the north and south sides of the highway from St. Laurent Boulevard to Vanier Parkway.
• Roadway construction advances with excavation, milling , placing and compacting granulars, grading and pouring of concrete barrier walls along the north and south sides of Highway 417 from St. Laurent Boulevard to Nicholas Street.
Signage
• The three message signs have been installed; final construction and electrical works to power the signs continue.
Structures
• Widening, reconstruction and rehabilitation of various bridge structures along the highway continue to progress toward stage 2 of works.
Hurdman Bridge
• Widening and rehabilitation of the structure is ongoing, with installation of plates and hardware, access platform removal, and stripping the deck on the north side.
Construction is ongoing on the deck of Hurdman Bridge
St. Laurent Overpass
• Widening and rehabilitation of the structure progresses and includes forming, pouring, and stripping of the deck end, and installation of road plates on the north side.
Widening and rehabilitation of the structure, including stripping of the deck end, continues at St. Laurent overpass
Vanier Parkway Overpass
• Work advances in preparation of the rapid bridge replacement scheduled for fall 2014.
• Work continues in the staging area and includes forming, pouring, and curing the new superstructure’s overhang, sidewalk, and median.
• Erection of steel piers begins.
Construction advances on the deck of the new superstructure in Vanier Parkway staging area
Belfast Road Underpass
• Demolition of the existing structure advances as long-term closure of Belfast Road, north of Tremblay Road to Coventry Road continues.
• Demolition of the bridge piers was completed.
• Construction and rehabilitation continue with the placement of the subdrain and bolts.
• Formwork is ongoing on the south and north abutments.
Work on the Belfast Road Underpass is ongoing
Lees Avenue Underpass
• Construction of the new bridge continues in preparation for the rapid replacement scheduled for September.
• Work on the new deck advances and includes stripping of the deck formwork and soffit.
• Installation of reinforcing steel and caissons are anticipated on the north side.
• Formwork of the south side wingwalls and ballast walls begins.
• Granular and sewer work progresses on Robinson Road.
Construction progresses on the deck of the new superstructure at Lees staging area
Coventry Pedestrian Footbridge
• Footbridge construction progresses with precast panel installation and formwork on the superstructure.
• Forming of the south abutment ceiling occurs.
Precast installation and formwork on the Coventry Footbridge superstructure continues
Stay on-track with us and follow our progress by visiting the sections related to each area of construction at the top of this webpage.
[1]Spiles refer to the protective pipe canopies installed to support the tunnel structure.
[1]Whalers are horizontal reinforcement used to secure upright structures, such as formwork for the pouring of concrete.
[1]Petrucco track support is a new system to reinforce and support railroad tracks, patented by the Petrucco Group as a result of over 30 years of experience in the supporting of tracks and the jacking of underpasses.
[1]Milling refers to the process of removing asphalt pavement with a milling machine.
[1]Formwork refers to a mold in which concrete is poured.
[1]Soffit refers to the underside of a structural component, such as the underside of the superstructure deck.