Tunnel Projects
Some Examples of Tunnelling Projects (Acted as Specialist Consultant and Expert Witness)
Broadway Subway Projects, Burnaby, BC (2018-2021)
Golder | Mott MacDonald
Measurement of swelling properties of rock for the design of Ontario Line (2020-ongoing)
Client: Thurber | Wood | Golder | Metrolinx
Investigation of swelling behaviour of rock along Eglinton West LRT Extension (2019-2020)
Client: WSP | Hatch | Parsons | 4 Transit Joint Venture
Investigation of swelling behaviour of rock, Metro Blue Line, Montreal (2020)
Client: Englobe
Measurement of swelling properties of rock, Confederation Line Extension, Ottawa (2020)
Client: Thurber
Measurement of swelling properties of shale for the design of the TTC Relief Line, Toronto (2018-ongoing)
Clients: WSP | Wood | Thurber | Toronto Transit Commission
Ashbridge Bay Treatment Plant Integrated Pumping Station. Rock stresses and swelling, City of Toronto (2018-2019)
Clients: Black and Veatch | City of Toronto
Design of Don River and Central Waterfront tunnel systems - 26 km tunnels of 7 m diameter, Toronto (2014-2018)
Clients: RV Anderson | Black and Veatch
Assessment of severe damage of a storm water tunnel in Hamilton (2014)
Client: RV Anderson
Measurement of swelling rock properties for a 10 km outfall tunnel in Doha, Qatar (2014-2016)
Client: ZEMİN ETÜD ve TASARIM A.Ş.
Evaluation of DSC of an undersea HDD in granite rock in Hong Kong (2014)
Client: Paul Y Construction Company Limited
Analyses of various construction performance issues in a 14 m diameter tunnel in swelling rock (2008-2013)
Various organizations
Assessment of design of Weston Tunnel (2012-2013)
Clients: Isherwood | Kenaidan
Design and monitoring of King Street Tunnel (2012-2013)
Clients: Isherwood | Technicore
Investigation, analysis design and construction monitoring of Billy Bishop Tunnel - Island Airport (2011-2013)
Clients: Isherwood | EXP |Technicore
Investigation of swelling in Chagrin Shale in Euclid Creek Tunnel, Cleveland, USA (2009)
Client: Hatch Mott MacDonald (USA)
Evaluation of rock swelling in La Higuera HEPP project tunnel, Chile (2009)
Client: Golder Associates
Conceptual design of intake and discharge tunnels for Nuclear Power Plant - Darlington "B" (2009) Clients: SNC Lavalin | Ontario Power Generation
Site evaluation of Nuclear Power Plant - Darlington "B" (2009)
Clients: AMEC | Ontario Power Generation
Design of soil/rock tunnels for a 3.5 km water main in Toronto (2008-2009)
Clients: Trow International | City of Toronto
Evaluation of roof instability during construction of large diameter tunnel (2008)
Client: Ontario Power Generation
Deep geologic repository - evaluation of swelling potential of host rocks Phase 1 and 2 (2007-2009)
Clients: Ontario Power Generation | INTERA
Investigation of a 10 km water conveyance tunnel in highly swelling shale in Kentucky (2007-2008)
Clients: Thelon Associates (USA)
Evaluation of interaction and impact of Simcoe St. tunnel (Enwave) on rail overpass structures at Union Station, Toronto (2006)
Client: Morrison Hershfield
Evaluation of "differing site conditions" and construction problems in a shaly formation in Tunnel "B" in Ohio, USA (2006)
Client: MWH (USA)
Determination of cause of cracking of Fletcher's Creek sewer tunnel (2005)
Client: Golder Associates
Development of thin spray-on liner for the application to concrete lining in TTC tunnels (2004-2009)
Client: Toronto Transit Commission
Panel of safety assessment of subway tunnels of Toronto Transit Commission for Yonge line, Bloor-Danforth and University lines (2002-2008)
Client: Toronto Transit Commission
Evaluation of construction problems and "differing site conditions" in tunnel "A" - Cleveland (2002-2004)
Client: MWH (USA)
Final design of remedial measures for Heart Lake Tunnel (2003-2004)
Clients: Morrison Hershfield | GolderAssociates
Investigation and design of rehabilitation measures for Heart Lake tunnel Phase I (2002-2003)
Clients: R.V. Anderson | Thurber
Investigation and preliminary design for the proposed Island tunnel in Georgian Bay shale (2001)
Client: R.V. Anderson | Thurber
GTAA - Pearson International Airport utility tunnels (2000)
Clients: Isherwood | Klohn Crippen
TTC Yonge Line, deep excavation for Dundas Square at Yonge Street (1999)
Client: Isherwood Associates
Design of lining for a 13 m diameter tunnel in swelling rock (1999)
Client: Parsons Brinckerhoff (USA)
Conceptual design of SABNGS III 13 m diameter 11 km long tunnel (1993-1998)
Clients: Hatch Energy | Ontario Power Generation
TTC Yonge Line, deep excavation for Empress Plaza at Yonge Street (1997)
Client: Isherwood Associates
TTC Sheppard tail-track (1995)
Isherwood Associates
Safety assessment of deep geological depository of high level nuclear waste in granitic and shaly rocks (1990-1997)
Client: Ministry of Environment Canada
Design of tunnels for Ankara Rapid Transit, Turkey (1990-1992)
Client: SNC Lavalin
TTC Yonge Line, York Mills at Yonge Street, Trillium III (1990)
Client: Hatch Associates
TTC Bloor Line, Bloor Street at Sherbourne Street - Toronto Transit Commission (1989)
Client: Hatch Associates
John St. Outfall Tunnel, 4 m diameter, 270 m long in Georgian Bay shale, near Skydome (1988)
Clients: Geocon Limited | MacLaren Engineers
Tunnel and shaft design in Queenston formation for the Mid-Halton Water Pollution Control Plant, Oakville, ON (1988)
Client: Golder Associates
Tunnel through Andes Mountains, Yacambu-Quibor, Venezuela (1987-1989)
Client: SNC Lavalin
Assessment and design of foundation excavation in soft clay and the construction of a high rise above the Windsor-Detroit tunnel (1987-1989)
Client: Trow International Limited
A complex of pumping station, tunnel and shafts of various dimensions for Toronto downtown water supply, near and beneath Toronto Skydome (1986)
Clients: Geocon Limited | R.V. Anderson
Research, development, investigation and preliminary design of 13 m diameter tunnel(s) 10 km long for the Niagara River Hydroelectric Power Development in Queenston formation (Circa 1985-1998)
Clients: Ontario Power Generation | Hatch Energy
Investigation, design and construction monitoring the discharge tunnel, Darlington Nuclear Generating Station, 9 m span, 1850 m long under Lake Ontario (1985)
Client: Ontario Power Generation
Investigation, design, instrumentation, monitoring and performance evaluation for coldwater intake tunnel, Darlington Nuclear Generating Station, 8 m span, 925 m long in shaly limestone of Lindsay formation under Lake Ontario (1982)
Client: Ontario Power Generation
Wesleyville underground storage caverns and connecting tunnels in shaly limestone of the verulum formation (1979)
Client: Ontario Power Generation (formerly Ontario Hydro)
Heart Lake tunnel (storm sewer) 3 m diameter, 1500 m long in Georgian Bay Shale (1976)
Client: Ontario Ministry of Transportation
Lakeview tunnel (sewage) 4.3 m diameter, 1433 m long in Georgian Bay shale into Lake Ontario (1975)
Client: Morton, Dodds & Associates
Easterly intake tunnel (water supply) 4 m diameter, 3048 m long in Collingwood shale into Lake Ontario (1974)
Client: Morton, Dodds, & Associates
