Ashbridges Bay Treatment Plant Outfall
Anticipated to be the largest wastewater outfall in Canada
Anticipated to be the largest wastewater outfall in Canada
Expertise
Tunneling Expertise
- Rail transit
- Freight rail
- Roadway tunnels
- Pedestrian tunnels
- Water & wastewater tunnels
- Trenchless technologies
Projects
Minneapolis weathers the storm with a new parallel tunnel
Lowering the pressure on the Central City storm tunnel system
Lowering the pressure on the Central City storm tunnel system
Regional Connector Transit Corridor
People-moving that benefits the environment and economy
People-moving that benefits the environment and economy
Euclid Creek Storage Tunnel
Reducing overflows in the District’s entire service area
Reducing overflows in the District’s entire service area
Elm Road Generating Station Water Intake Tunnel
Providing over two-billion gallons of cooling water per day
Providing over two-billion gallons of cooling water per day
Dulles Airport Tunnels
New landside, airside facilities enhance travel and accommodate growth
New landside, airside facilities enhance travel and accommodate growth
Kemano Second Tunnel (T2) Project
Enhancing the long-term reliability of renewable hydropower for aluminium smelter
Enhancing the long-term reliability of renewable hydropower for aluminium smelter
Burnhamthorpe Water Project
Making way for dramatic urban transformation
Making way for dramatic urban transformation
Mid Halton Wastewater Treatment Plant
Award of Excellence at the 2020 Canadian Consulting Engineering Awards
Award of Excellence at the 2020 Canadian Consulting Engineering Awards
Port Mann Water Supply Tunnel
Safe, dependable water delivery to the Vancouver Lower Mainland
Safe, dependable water delivery to the Vancouver Lower Mainland
Seymour-Capilano Twin Tunnels
Delivering clean drinking water to Vancouver residents
Delivering clean drinking water to Vancouver residents
Niagara Tunnel
World’s Largest hard-rock-tunnel-boring machine was used in construction
World’s Largest hard-rock-tunnel-boring machine was used in construction
Latest News
DC Water Potomac River Tunnel, USA
Hatch is shortlisted for Bid Design services with CBNA-Halmar, and engineering team partner COWI
Minneapolis Central City Parallel Tunnel, USA
Tunnel construction by PCI Roads commenced in September 2021
ALCOSAN Deep Interceptor Shafts, USA
Design of new access shafts to the 60% design level is ongoing
Inner Harbour West Tunnel, CAN
Design of new CSO tunnels and shafts in the heart of downtown Toronto is ongoing
Ashbridges Bay Treatment Plant Outfall, CAN
Excavation for the 3.5km long, 7m internal diameter tunnel was successfully completed in March 2022 by Southland. Work is ongoing for the riser tunnel connections
Kemano T2 Project, CAN
Final tunnel walkthroughs are ongoing in preparation for dry and wet commissioning to begin conveying water for electric power generation
Annacis Island WWTP Outfall, CAN
TBM tunneling and riser construction is ongoing for the new outfall by BeSSAC
Ontario Line South Civil, CAN
Tender design completed and submitted together with our teaming partners Arup, Aecon, Dragados and Dr. Saur
Capabilities
Planning
Cost & Schedule Estimating
Tunnel Feasibility Studies
Economic Evaluations
Major Investment Studies
Corridor Analysis
Cost & Schedule Estimating
Tunnel Feasibility Studies
Economic Evaluations
Major Investment Studies
Corridor Analysis
Trenchless Technologies
Microtunnel Boring Machines
Horizontal Directional Drilling
Jack & Bore
Pipe Ramming
Microtunnel Boring Machines
Horizontal Directional Drilling
Jack & Bore
Pipe Ramming
Tunnel Lining Design
Pre-Cast Concrete Segmental
Cast-in-Place Concrete
Shotcrete
Steel Liner Plate & Ribs
Pre-Cast Concrete Segmental
Cast-in-Place Concrete
Shotcrete
Steel Liner Plate & Ribs
Tunnel Design
Hard & Soft Rock
Soft Ground
Sub-aqueous
Cut-and-Cover
Hard & Soft Rock
Soft Ground
Sub-aqueous
Cut-and-Cover
Tunnel Lining Design
Pre-Cast Concrete Segmental
Cast-in-Place Concrete
Shotcrete
Steel Liner Plate & Ribs
Pre-Cast Concrete Segmental
Cast-in-Place Concrete
Shotcrete
Steel Liner Plate & Ribs
Ground Improvement
Jet Grouting
Compensation Grouting
Permeation Grouting
Ground Freezing
Dewatering
Project Delivery
Contract Documents
Design-Bid-Build
Design-Build
Contractor Design
Public-Private-Partnerships (P3)
Owner’s P3 oversight
Contract Documents
Design-Bid-Build
Design-Build
Contractor Design
Public-Private-Partnerships (P3)
Owner’s P3 oversight
Geotechnical Characterization
Geotechnical Baseline Reports
Geology & Hydrogeology
Investigation & Assessment
Geotechnical Baseline Reports
Geology & Hydrogeology
Investigation & Assessment
Instrumentation & Monitoring
Conventional & Linear Survey
MPBX, Tapex, Inclinometer
Electronic Data Collection
LIDAR
Conventional & Linear Survey
MPBX, Tapex, Inclinometer
Electronic Data Collection
LIDAR
Construction Management
Contract Administration
Resident Engineering
Inspection
Claim Resolution
Payment Review
Safety
Contract Administration
Resident Engineering
Inspection
Claim Resolution
Payment Review
Safety
Numerical Modeling of Ground
Structure Interaction
2-D & 3-D Modeling
Dynamic
FLAC, Phase2, Staad
Structure Interaction
2-D & 3-D Modeling
Dynamic
FLAC, Phase2, Staad
Settlement Prediction & Mitigation
Building & Utility Damage
Assessment
Monitoring Programs
Pre-Construction Condition Surveys
Pre- & Post-Tunneling Mitigation
Building & Utility Damage
Assessment
Monitoring Programs
Pre-Construction Condition Surveys
Pre- & Post-Tunneling Mitigation
Program Management
Program Delivery
Project Controls
Document Management
Configuration Management
Contract Packaging
Program Delivery
Project Controls
Document Management
Configuration Management
Contract Packaging
Seismic
Seismic Hazard Assessment
Design Ground Motions
Fault Hazard Assessment
Fault Crossings
Liquefaction Potential
Seismic Hazard Assessment
Design Ground Motions
Fault Hazard Assessment
Fault Crossings
Liquefaction Potential
Risk Management
Risk Registers
Qualitative Assessments
Quantitative Assessments
Monte Carlo Analysis
Risk Registers
Qualitative Assessments
Quantitative Assessments
Monte Carlo Analysis
Tunnel Excavation Methods
Mainbeam & Shielded Rock TBMs
EPB & Slurry Soft Ground TBMs
Roadheaders
Sequential Excavation Methods
Drill & Blast
Conventional & Hand Excavation
Mainbeam & Shielded Rock TBMs
EPB & Slurry Soft Ground TBMs
Roadheaders
Sequential Excavation Methods
Drill & Blast
Conventional & Hand Excavation
Rock Support Design
Shotcrete
Rock Bolts
Steel Mesh
Lattice Girders & Ribs
Spiles & Canopy Tubes
Shotcrete
Rock Bolts
Steel Mesh
Lattice Girders & Ribs
Spiles & Canopy Tubes
Fire Life Safety Analyses
Code Compliance
Exit Analyses
Fire Modeling
Ventilation
Code Compliance
Exit Analyses
Fire Modeling
Ventilation
Rehabilitation
Condition Surveys
Corrosion & Design Life Assessment
Remediation Design
Emergency Repairs
Systems Restoration
Condition Surveys
Corrosion & Design Life Assessment
Remediation Design
Emergency Repairs
Systems Restoration
For more information, visit Tunnels on hatch.com, or contact us.