Caissons, Shotcrete

A Design-Build Solution

The Scarborough Hospital was adding a new Critical Care Centre in the courtyard surrounded on all sides by existing hospital structures.

HC Matcon’s scope of work included:

excavation of the new building foundation on pad footings
permanent shotcrete underpinning system to support surrounding structures
soldier pile and lagging wall to support a pedestrian walkway adjacent to pad footings and service manholes
demolition of service tunnels while maintaining operation and maintenance access for emergency services and hydro caissons to support new canopies and additions to existing structures.

At various points during construction, HC Matcon has been required to provide innovative design-build solutions to accommodate changes to the original design.

Client: EllisDon
Location: Scarborough, Ontario

TTC Wilson Complex Modification

/ Micropiles, Shotcrete, Soldier Piles & Lagging, Underpinning

Engineering Solutions The Toronto Transit Commission will be purchasing all new subway cars in the near future, creating the requirement of larger maintenance carhouses. The original contract drawings employed caisson

Dufferin Mall

/ Shotcrete, Underpinning

Dufferin Mall Pedestrian Tunnel This renovation project includes the challenge of constructing a 10ft wide by 12ft deep pedestrian tunnel inside an active mall. HCM together with RWH Engineering proposed

Dufferin Jog Elimination

/ Caissons, Micropiles

Dufferin Jog Elimination This project involved the extension of Duffering Street under an existing CN rail line and through the abutment wall of a century old CN bridge at Queen

Paruk Residence

/ Helical Piles, Shotcrete

Overcoming Poor Soil-Bearing Capacity The Paruk Residence is a high end two story structure, located at 24 York Valley Crescent in North York, Ontario, just north of the Don River.

The Osterberg Cell

The Osterberg Cell HCM was contracted to provide supply & installation of O-Cell load test on the New Calgary Library project located in downtown core of the city, in close

Kidd’s Creek Culvert Restoration

/ Helical Piles

Versatile Installations Minimized Costs Work on the Kidd’s Creek Culvert Restoration project involved the supply and installation of 600 plus helical pile supports for new catch basins, man holes, culverts

Scarborough Hospital