Deep Foundation Testing, Analysis, and Consulting Services. 

GRL Engineers services range from small specialized testing jobs (such as evaluating unknown foundations)
to large-scale projects requiring the monitoring and analysis of hundreds of test piles nationwide.

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Statement of

QUALIFICATIONS

GRL Engineers, Inc, is a professional engineering firm established to provide specialized foundation testing, analysis, and consulting services to the deep foundation industry. GRL operates the largest dynamic pile testing firm in the world, as well as an industry leading provider of integrity test methods for deep foundations including thermal integrity profiling, cross-hole sonic logging, and low strain integrity testing.

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Services

Testing & Consulting

GRL Engineers offer a wide range of deep foundation testing and consulting services, nationwide. Most GRL Engineers have achieved Advanced Level or higher on both the PDCA/PDI Dynamic Measurement and Analysis Proficiency Test. 

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Projects

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case histories >
John Glenn International Airport Terminal in Columbus
Challenge: Work on the John Glenn International Airport's new Midfield Terminal is part of a major upgrade initiative intended to add a terminal and improve access for the growing Columbus region. News reports describe the effort as a multiyear program valued at nearly two billion dollars with a new million…
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Dynamic Load Testing of Micropiles
Micropiles were first used in Italy for retrofitting existing structures and enhancing the load bearing capacity of their foundations. Micropiles lend themselves to installation in constrained spaces, often with low headroom and are utilized in locations with very soft overburden soils. Compression static load testing, although a commonly used and…
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Velsicol Chemical Corporation Superfund Remediation
Challenge: The Velsicol Chemical Corporation in St. Louis, Michigan underwent a Superfund Remediation Program initiated in 1999 to address environmental concerns. Issues of contamination in surrounding soil and the Pine River led to remediation. Once river sediment and soil contamination were addressed, it was determined that a downgradient vertical barrier…
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