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Overview of Aggregates Services
Conti Testing Laboratories is a trusted provider of aggregates testing services. Our state-of-the-art laboratory and experienced team deliver accurate and reliable data to support the construction, infrastructure, and materials industries. With a strong commitment to quality and compliance, we help our clients ensure that their aggregate materials meet industry standards and project specifications.
Aggregates Testing
Our aggregates testing services are designed to evaluate the physical, chemical, and mechanical properties of aggregates used in construction and other applications. From quality control to regulatory compliance, we provide the insights needed to ensure optimal performance and durability. Our services include:
- Material characterization and quality assurance
- Chemical analysis
- Environmental compliance testing
Common Tests Performed
- Loose and Packed Bulk Density (ASTM C29)
- Sieve Analysis – Per Size (AASHTO T-11 & T-27, ASTM C136)
- Oxides – Per Oxide (ASTM C1301)
- Sulfur, Forms (PA Overburden Manual)
- Neutralization Potential (PA Overburden Manual)
- Metals, TCLP – 10 (EPA 6010D)
- Absorption (ASTM C127, ASTM C128)
- Soluble Chloride (ASTM C1218, D4327)
- Iron Staining – Visual and Chemical Classification (ASTM C641)
Typical Industries Served and Testing Types
Materials Manufacturing
Our services for manufacturers include:
- Raw material quality control
- Compliance with ASTM and AASHTO standards
- Product development and optimization
Mining and Quarry Operations
We assist mining and quarrying operations in:
- Assessing raw aggregate quality
- Environmental monitoring and compliance
Environmental and Regulatory Compliance
For industries focused on sustainability and compliance, we provide:
- Leachate and runoff testing
- Analysis for recycled aggregates
Construction and Infrastructure
We support construction projects with testing services to ensure the performance and reliability of aggregates used in concrete and asphalt production, roadways and bridges, and foundations.
Need It Fast?
No problem! Some results can be reported in 24 hours or less. Ask about industry leading turn-around times.


