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Great Lakes Soil & Environmental is providing Quality Assurance Manager for
Soils & Aggregate Materials and Hot-Mix-Asphalt (HMA) for reconstruction &
widening of Jane Addams Memorial Tollway(I-90) from Cherry Valley Interchange to
South Beloit Tollplaza.
Specific tasks being performed by GLSEC engineers and technicians include...
Monitoring Quality Control Procedures and Reporting to Tollway Authority.
Assuring Overall Quality of Soils & Aggregate Materials.
Monitoring Subgrade Testing by Contractors.
Proofrolling Observation and Static/Dynamic Cone Testing on subgrade soils.
Monitoring PGE Crushing and Placement Operations.
Compaction Testing of Embankments, Backfill and MSE Walls.
HMA Plant and Field Testing on Forty New Mixes withFractionalized Reclaimed
Asphalt Pavement (FRAP) Including Stone-Matrix Asphalt (SMA) Mixes.
Quality Assurance Includes Mix Verifications, Field Testing, Plant Testing and
Laboratory Testing for Air Voids, Reflux Extractions, Wash Gradations and Core
Densities.
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