Browse College of Engineering by Author "Qamhia, Issam I. A."

  • Qamhia, Issam I. A.; Tutumluer, Erol; Wang, Han (Illinois Center for Transportation/Illinois Department of Transportation, 2021-06)
    This report presents a case study for constructing aggregate subgrade improvement (ASI) layers using quarry by-product aggregates (QBA), a quarry mix of large primary crushed rocks (PCR) and sand-sized quarry fines. The ...

    application/pdf

    application/pdfPDF (16MB)
  • Qamhia, Issam I. A.; Tutumluer, Erol (Illinois Center for Transportation/Illinois Department of Transportation, 2021-05)
    This report presents findings on the evaluation of foundation layers under concrete pavements in the state of Illinois. It also provides recommendations and scenarios where unbound granular layers can be safely used under ...

    application/pdf

    application/pdfPDF (2MB)