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

Mount Royal University Conservatory

/ Soldier Piles & Lagging

Mount Royal University Conservatory Design considerations for the foundations were similar to previous projects in the area, with installation of approx. 220 cast-in-place belled piles. The project design team for

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

65 Lillian Street Condominium Building

/ Shotcrete

65 Lillian Street Condominium Building Work on this jobsite included the excavation support system for a new condominium building located on 65 Lillian Street in Toronto, Ontario. HC Matcon used

Milton Grade Separation

/ Caissons

Milton Grade Separation Client: BOT Construction Location: Milton, Ontario

TTC St. Clair Station

/ Caissons

Two new elevators on the east and west sides of St. Clair station were installed to allow easier access for disabled persons. During construction, HC Matcon was confronted withsome interesting

Weston Tunnel Grade Separation

/ Soldier Piles & Lagging

Weston Tunnel Grade Separation HC Matcon achieved a significant milestone on the Weston Tunnel project, allowing for the GC to accelerate the schedule and make up for project delays. HCM

Scarborough Hospital