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

Graham Residence

/ Shotcrete

Residential Shoring: Complex Design Requires Innovation A retaining wall was required to accommodate the architectural design for a private residence. The site topography presented the General Contractor (Builder) with the

University of Toronto Faculty of Law

/ Micropiles

TTC Steels Launch Shaft The expansion of the Faculty of Law building at the University of Toronto incorporated the addition of another storey to the existing building. The increased loading

Alloa Feedermain

/ Caissons

Alloa Feedermain This project involved installation of 3 watertight caisson wall shafts. Two rectangular secant pile wall shaft approx 12m deep and one 6m diameter compression ring shaft approx 7m

Siemens Energy Blade Plant – Phase 2

/ Helical Piles

Siemens Energy Blade Plant – Phase 2 HC Matcon’s project at the Siemens Energy Blade Plant consisted of the design, supply & installation of 70 helical piers within the existing

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/ Caissons

George Street Bridge This bridge replacement project required the drilling of two abutments consisting of a total of 32 drilled caissons in the existing creek bed. In addition to the

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

Scarborough Hospital