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CONSTRUCTION INSPECTION

GEOCON provides comprehensive construction-phase quality assurance, ensuring that materials, installation procedures, and workmanship conform to project specifications, contract documents, and applicable agency standards.

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Our inspectors function as an extension of the project team—delivering real-time observations, documentation, and issue resolution. With an average of over a decade of field experience, our personnel proactively identify potential deficiencies before they impact cost, schedule, or long-term performance.

Construction Inspection Projects

Aldi Retail Development
U of I Electrical and Computer Engineering Building
Department of Veterans Affairs
The Village of Downers Grove Fire Department
Enbridge Energy – Line 78 – Flanagan Terminal
Hyatt Place Hotel
Safety-Kleen Corporation
The Stone Church
University of Illinois Student Dining Hall
Wittenberg Village

GEOCON’s construction materials testing and inspection services are performed in alignment with our IDOT and INDOT prequalified geotechnical and materials-related service categories, ensuring consistency between subsurface design recommendations and construction-phase verification. Our familiarity with DOT procedures, documentation standards, and acceptance criteria allows us to streamline communication with agency reviewers and maintain compliance throughout the project lifecycle.

We maintain certifications through IDOT and INDOT ICC, ACI, NACE, and AWS for inspection and testing of critical construction materials, including hot-mix asphalt (HMA), concrete, aggregates, soils, fireproofing, & structural steel.

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Core Inspection & Testing Services:

 

  • Soil, aggregate, and subgrade verification

  • Compaction testing, proof rolling, and DCP testing

  • Concrete, grout, and mortar testing and evaluation

  • Reinforcing steel and structural steel inspection

  • Pavement and slab testing (flatness, levelness, moisture)

  • Fireproofing inspection and specialty testing

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Outcome Focus:

 

  • Verification of compliance with DOT standards and project specifications

  • Reduction in rework, delays, and change orders

  • Improved construction quality and long-term infrastructure performance

  • Seamless integration between geotechnical design intent and field execution

TECHNOLOGIES – INFRARED CAMERA INSPECTION

GEOCON is the ONLY construction testing and inspection consultant in Northern Illinois and Northwestern Indiana that currently provides this service. Find out what is lurking just out of sight!

Thermographic infrared technology breaks past the visual barrier by peering into the hidden world of energy within the infrared spectrum of radiation.

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