brentcliffe - victoria park construction liaison committee - september 2017
Post on 22-Jan-2018
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2
What Are We Building
• 15 underground stations and 10 surface stops – 9 km below ground and 10 km above ground
• A maintenance and storage facility
• A 19-kilometre route separated from regular traffic
• Transit communications system
• Links to 54 bus routes, three subway stations,
GO Transit, and a new UP Express station
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West At-Grade (Brentcliffe Portal to Victoria Park Stop)
Update
Brentcliffe Portal• Preparatory works are underway or complete
– Geotechnical Investigations complete– Subsurface Utility Investigations complete– Tree Protection and Removals ongoing
• Installation of rebar, waterproofing, and electrical and concrete works underway
West At-Grade • Preparatory works are underway or complete
– Geotechnical Investigations complete– Subsurface Utility Investigations ongoing– Tree Protection and Removals ongoing
• Median Removals on Eglinton Ave East between Pharmacy and DVP complete; lanes restored
• Utility relocations in final stage of design.
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Science Centre Station Update
Pedestrian tunnel
• has been fully waterproofed and U-fill has been placed to nearside of the struts allowing struts to be removed.
• falsework has been removed inside and is stacked ready to be hoisted out allowing backfill to commence.
• Once backfilled, temporary pavement can be reinstated.
Main entrance
• excavation is past 3m deep and all crossing utilities are now supported.
• excavation work has been accelerated to 12 hour workday, plus half days on Saturday, thereby allowing us to accelerate excavation schedule by approximately 3 weeks
• Accelerating the excavation schedule provides us flexibility to better manage traffic, intersection piling and deck installation opportunities.
West Portal
• composite pavement has been saw cut and has mostly been removed and disposed of.
• bulk excavation underway in the area of the u-shaped structure.
East Portal
• rebar to the u-shaped structure invert slab is ongoing
• Watermain work set for September 10 thru 14 from 8:00 p.m.-6:00 a.m.
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Science Centre Progress Photos
Pedestrian Tunnel Waterproofing East Portal mud slab & waterproofing
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