Excess Soil Management Solutions
As Ontario’s excess soil requirements continue to evolve, Onterris helps project leaders understand how regulatory updates affect current and future projects. Our experienced Qualified Persons (QPs) work proactively to identify compliance requirements early, reduce project uncertainty and develop efficient soil management strategies that support beneficial reuse, control costs and keep projects on schedule.
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Responsibly managing excess soil is evolving from where we can dispose of material to how we can manage it as a valuable resource. This shift creates opportunities for better reuse and more thoughtful project planning.
Stuart Eddy, Onterris Senior Associate Engineer
our latest thinking
What You Need to Know About O. Reg. 406/19
Ahead of the January 2027 landfill restriction, early characterization and destination planning can help protect schedules, budgets and compliance.
Where Onterris supports compliance
Explore the integrated solutions that support proactive excess soil management.
Assessment of Past Uses
Sampling and Analysis Plans
Soil Characterization Reports
Soil Destination Assessment Reports
Excess Soil Registry (RPRA) Project Notices
Soil Tracking Systems
PROJECT EXPERIENCE
Ontario Transit Projects
Our team is proud to be supporting transformative transit infrastructure projects that will benefit the Toronto community for generations to come. Recent project examples include:
- Ontario Line – Southern Civil, Stations and Tunnel Project – a 15.6 km subway line through downtown Toronto as part of the Ontario line
- Elevated Guideway – a 1.5 km elevated guideway crossing over the Humber River Valley
- Scarborough Transit Connect – a 7.8 km subway extension of TTC Line 2 into Scarborough
who we work with
Your partner for proven environmental performance
Constructors
We help construction teams keep soil moving with practical support for characterization, documentation, reuse planning and regulatory requirements, helping reduce delays once excavation is underway.
Municipalities
We support municipalities with excess soil planning across infrastructure and development projects, helping navigate regulatory requirements while identifying practical opportunities for beneficial reuse.
Engineering Design Firms
We work alongside design teams to consider excess soil requirements earlier in project planning, providing technical and regulatory expertise that supports constructability and informed soil management decisions.
Asset Owners
We help owners understand soil conditions, regulatory obligations and management options before construction begins, reducing uncertainty and supporting more predictable project delivery.
3D Rapid Volume Estimation Tool
The Onterris Excess Soil 3D Rapid Volume Estimation (3D RaVE) tool transforms site data into interactive 3D models of clean and impacted soil volumes to track progress, refine excavation strategies and adapt to projects.
Related Content
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Public Trust Is the Foundation of Successful Transit Project Development
Confidence built during construction drives predictable delivery and lasting impact
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Building Environmental Certainty Before Shovels Hit the Ground
Early environmental insight helps project teams manage compliance risk, use resources more efficiently and build greater cost and schedule certainty into project delivery
case study
Keeping the Finch West Light Rail Project on Track
Delivering complex transit infrastructure while keeping environmental commitments actionable, consistent and built into every decision on the ground
Talk With Our Excess Soils Team
Whether you are preparing for excavation, determining soil reuse or destination options, or navigating regulatory requirements, Onterris can help you develop a practical excess soil management strategy tailored to your project.
