INDUSTRIES SERVED
Concrete and Construction Materials
We support clients across infrastructure, construction, legal, and manufacturing sectors with advanced materials analysis and engineering collaboration.
As regulations tighten and customer demands shift toward greener, more durable infrastructure, the need to deliver high-performing construction materials has never been greater. With decades of expertise in concrete, aggregates, and construction materials testing, RJ Lee Group is your trusted scientific partner. From ensuring compliance and quality control to diagnosing failures and enhancing long-term durability, we provide the insight and support needed to keep your projects ahead of the curve.
Who We Serve
Serving Owners, Builders, Designers, and Attorneys
RJ Lee Group's concrete and construction materials experts are trusted by a diverse range of clients seeking insight into materials performance, deterioration, and failure. We work with:
- Structural and civil engineers
- Public agencies and infrastructure owners
- Construction and design-build firms
- Legal teams and insurance adjusters
- Materials manufacturers and suppliers
- Historic preservation and restoration professionals


Collaborating for Impact
Lab Analysis Informed by Engineering Context
Through our partnership with Durability Engineers, LLC., we bring lab-tested insight directly into the design, evaluation, and rehabilitation of concrete structures. This collaboration helps clients bridge the gap between material science and structural performance.
Industry Applications

Transportation Infrastructure
- Bridges, roadways, transit stations, and tunnels
- Evaluation of cracking, scaling, ASR, sulfate attack
- Support for DOTs and public works agencies

Historic and Institutional Structures
- Bridges, roadways, transit stations, and tunnels
- Evaluation of cracking, scaling, ASR, sulfate attack
- Support for DOTs and public works agencies

Commercial and Residential Construction
- Slabs, sidewalks, parking decks, and foundations.
- Testing for poor finish quality, scaling, or premature deterioration.
- Core testing and air void evaluations for QA and insurance claims.

Water-Retaining and Industrial Structures
- Swimming pools, tanks, spillways, and chemical containment.
- Evaluation of fire damage, rebar corrosion, and surface breakdown.
- Chloride ingress, carbonation, and sulfate testing.

Legal and Insurance Investigations
- Litigation support and expert witness consulting.
- Materials testing and documentation for construction defects.
- Root cause analysis and defensible reporting.
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