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.

Statement of

QUALIFICATIONS

GRL Engineers, Inc, is a professional engineering firm established to provide specialized 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.

Featured

Projects

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case histories >

NASA Vehicle Assembly Building

The largest single-story building in the world, the Vehicle Assembly Building at Kennedy Space Center, underwent structural upgrades to accomodate the Artemis missions returning to the moon. GRL Engineers provided Thermal Integrity Profiling services to assess pile integrity, APPLE High Strain Dynamic Load Testing services on augercast piles to determine load capacity, and CAPWAP analyses to simulate a static load test.

Radius Dilworth Overlook in Charlotte

Thermal Integrity Profiling was used to take thermal measurements during concrete hydration on the overlook project in Charlotte, NC. GRL Engineers performed integrity testing on 14 production shafts for the high-rise foundation.

Unionport Bridge Replacement

In Bronx, New York, the Unionport bridge underwent a replacement which consisted of 43 drilled shafts. GRL Engineers provided Crosshole Sonic Logging, Bi-Directional Static Load Testing, Thermal Integrity Profiling, as well as Low Strain Integrity Testing.