Projects Without BIM Face 20–25% Higher Risk of Cost Overruns, Industry Analysis Shows

June 15, 2026

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10 Mins

Canada’s construction industry is now worth CAD $296.44 billion, and it is growing rapidly. This figure underscores a persistent industry-wide challenge. Cost overruns continue to burden taxpayers, project owners, and contractors with hundreds of millions of dollars in additional expenses each year. A growing body of research makes one thing clear. Projects exposed to such overruns are those that have not yet adopted Building Information Modeling.

These recent findings align with more broadly stated construction performance trends. The Government of Canada’s BIM Maturity at Scale Roadmap reports that uncoordinated workflows and low digital adoption are major contributors to workflow inefficiencies. BIM has now evolved from being only available as a technological advantage into an integral part of modern construction risk management.

Construction Cost Pressures Continue Despite Market Stabilization

In Canada, construction costs are expected to rise consistently through 2025 into early 2026. Residential costs increased about 4.1% annually through Q4 2025. Non-residential construction costs rose to 4.3% over the same period. On a $2 million project alone, the gap between the outdated estimate and the recent market data reveals more than $86,000 in unplanned variance. This is before a single design error or site clash gets counted

Labor shortages have led to wage increases in the MEP trade of about 4% or more every year. Structural steel framing increased by up to 3.1%, and plumbing costs by about 4.2%. Uncertainties around tariffs consistently impact steel, aluminum, and lumber costs during the first half of 2026. This adds another layer of already-tight margins.

In this context, the difference between a project that implements BIM and one that does not is no longer an option. It is a matter of preferences and financial gain.

Snapshot of a generic geometry 3D model with relevant data as correct thickness in wall assemblies and wall type tag.

Year-Over-Year Cost Escalation in Canadian Construction

Cost Category Q4 2023 YoY Q4 2024 YoY Q4 2025 YoY
Residential Construction 6.2% 4.8% 4.1%
Non-Residential Construction 7.1% 5.6% 4.3%
Plumbing (MEP) 5.0% 4.6% 4.2%
Structural Steel Framing 4.4% 3.9% 3.1%
Metal Fabrications 3.8% 2.4% 1.7%
MEP Labour Wages 3.5% 4.1% 4.5%

Sources: Statistics Canada Building Construction Price Index (BCPI); Blaze Estimating Canada Construction Cost Database, 2026 Edition

Although construction cost growth has moderated since the pandemic years, costs continue to rise. Statistics Canada reported year-over-year increases of 2.8% in residential construction costs and 3.6% in non-residential construction costs during the first quarter of 2026. 

Cost dynamics are increasingly impacted by structural factors. It includes labor availability, regulatory challenges, and geopolitical trade conditions. This is the main reason why pre-construction planning has become integral in recent times.

Snapshot of a detailed 3D model showing precise dimensions, constructability and relevant data attach to geometry, such as guarantee, manuals, etc.

The 20–25% Overrun Gap: What the Research Shows

A consistent pattern is noticed across multiple peer-reviewed studies published between 2022 and 2026. Construction projects initiated without BIM face the risk of cost escalation and budget deviations.

This difference is mainly due to the widespread adoption of BIM services that allow project teams to identify issues during construction, validate material quantities, and coordinate design details before construction begins.

Applied Sciences (MDPI) examines BIM’s impact on cost overrun as the major risk factor with the help of the Partial Least Squares Structural Equation Model. The study found that BIM eliminates the risks posed by two dangerous cost drivers on construction projects.

According to Applied Sciences, BIM reduces the ranking of the lowest-bidder risk factor from first to third and moves the change-order risk factor from 2nd to 10th. This demonstrates how BIM can help eliminate budget risks that lead to 20-25% cost overruns.

A case study also confirmed that BIM adoption significantly reduces the impact of risk factors linked to uncertainty over project delivery and contract awards. Earlier research-based modeling for a real school construction project found that design conflicts alone caused the total cost to exceed by about 25% per building.

These numbers compounded rapidly at scale. For instance, on a $50 million institutional project, a 20-25% overrun leads to $10-$12.5 million worth of expenses unaccounted for. Similarly, for a $200 million infrastructure project, this exposure amounts to $40- $50 million. This is the type of financial risk that is addressed through BIM coordination services. They help to identify conflicts, inconsistencies, and issues with construction sooner, before the project reaches the field.

The 20–25% Overrun Gap: What the Research Shows

BIM vs. Non-BIM Project Cost Performance (Comparative Summary)

Project Phase Non-BIM Typical Overrun BIM-Enabled Reduction
Design errors and rework 5–12% of total contract value Reduced by 30–50%
Change orders Ranks as the 2nd cost driver Drops to 10th with BIM
Schedule overruns Up to 20–30% time extension Reduced by up to 30%
Material waste 8–15% overorder is typical Near-JIT ordering with 5D BIM
MEP coordination conflicts $5,000+ per on-site clash Resolved digitally within minutes

In 2026, BIM coordination services highlight some stark terms. Project reworks account for 5-12% of the total contract value in commercial projects. On a $10 million retrofit, this is somewhere around $500,000 and $1 million wasted on mistakes that should have been caught early. BIM-based coordination is mainly designed to prevent these.

Canada's Construction Market in 2026: Growth With a Digital Divide

According to projections, the Canadian construction market will reach CAD $307.94 billion by the end of 2026. Furthermore, it is expected to be approximately $406.63 billion by 2035. Moreover, this represents a compound annual growth rate of 3.14%. The major cities of Toronto, Vancouver, Calgary, and Montreal remain the focus of high-rise residential, commercial, healthcare, and mixed-use development, leading to a growing demand for BIM for high-rise projects in Toronto and other cities where project complexity continues to escalate.

Nine in ten Canadian construction leaders now say digital tools are essential for increasing productivity and meeting project demands. Research published in a journal found that BIM use is much more limited in the Atlantic region and among smaller general contractors in Canada than the nationwide ambition of federal and provincial digital delivery programs.

The government of Quebec has formalized its roadmap for the adoption of BIM by the Quebec government – the Feuille de route gouvernementale pour la modélisation des données du bâtiment. This indicates structured milestones for the digital delivery of public construction projects. Digital project delivery is now being expected federally on funded projects, with 2026 forcing the issue with conversations across the industry to drive greater government mandates consistent with international digital delivery requirements.

The BIM market on a global scale was valued at USD $9.34 billion in 2025. The market is projected to reach USD $29.63 billion by 2035, with a CAGR of 12.24%. In 2025, North America held a 35% global market share, led by Canada and supported by its strong construction sector, according to the report.

BIM vs. Non-BIM Project Cost Performance (Comparative Summary)

The performance gap between BIM users and non-users continues to widen. This stresses the adoption of BIM for design-build contractors who should manage design precision, construction efficiency, and project risks under a single delivery model. For construction projects in Canada, cost pressure is already structural, and gaps carry a clear price tag.

Why Qualified BIM Experts Make the Difference

In Canada’s dynamically advancing construction markets, the difference between BIM workflows and BIM for creating additional overhead narrows down to the expertise of the people who are running it.

Experienced BIM professionals deliver:

  • Extensive knowledge of platform-based workflows across Navisworks, AutoCAD, Revit, and cloud platforms such as BIM 360 and ACC.
  • Discipline-focused design expertise across architectural, structural, and MEP systems.
  • Knowledge of the Level of Development (LOD) needs aligns with the project phase and contract type.
  • Experience in the management of Common Data Environments (CDEs) and multi-party model sharing protocols.
  • Ability to prioritize, interpret, and resolve clash reports with real-world constructions.
  • Competent across 4D scheduling integration and 5D cost estimation workflows.
  • Understanding of Canadian building codes, provincial regulatory needs, and permit processes.

The increasing impact of AI on BIM workflows adds a new layer of expertise. Professionals have expertise in both modeling processes and data structures required by AI structures for adequate function. While construction shifts towards sensor-based monitoring and digital twins, BIM experts are data managers and workflow architects, in addition to being modelers.

More than 80% of advanced BIM users are enjoying positive ROI. Across projects that engage BIM with suitably governed expertise, labor productivity gains of up to 25% are documented.

Why Qualified BIM Experts Make the Difference

Modelo Tech Studio: Saving Canadian Projects Money Through Smarter BIM & VDC

Across the construction industry, cost overruns are 20-25% more likely to happen without BIM. Rework consumes 5-15% of the project budgets, and non-residential construction costs increase by 3.6% each year. So choosing a BIM expert is more than a choice. You need a partner.

Modelo Tech Studio is a BIM expert supporting owners, general contractors, consultants, and trades with effective strategies. This helps reduce waste and rework and enhances project outcomes across the country.

Located in British Columbia, Modelo has a multidisciplinary team with a track record spanning several million to multi-billion-dollar projects in the residential, recreational, commercial, institutional, industrial, energy, and healthcare sectors.

Key Findings

  • BIM-based projects can achieve greater awareness of and control over costs, thereby minimizing cost overruns.
  • Clash detection and better coordination reduce rework, delays, and expensive design conflicts.
  • Studies reveal that BIM can impact a variety of major factors that cause cost overruns, including change orders and coordination.
  • AI-driven tools further enhance BIM processes by accelerating and improving clash detection.
  • The rise in the complexity of construction projects across Canada has made BIM services invaluable assets for boosting efficiency, cost certainty, and project outcomes.

Modelo Tech Studio

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