Browse Research and Publications - Illinois Center for Transporation by Title

  • Simpson, David; Buttlar, William; Dempsey, Barry (2012-06)
    The main objectives of this report were to provide the Illinois Department of Transportation (IDOT) with guidelines for the structural design of bicycle trail pavement and recommendations for bicycle trail pavement ...

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  • Al-Qadi, Imad L.; Salinas Cortina, Alejandro; Hasiba, Khaled I.; Ozer, Hasan; Leng, Zhen; Mahmoud, Enad; Parish, Derek C.; Worsfold, Stephen J. (2012-07)
    Interface bonding between pavement layers is a key factor affecting the performance of any pavement structure. Over the years, several studies have been performed to better understand bonding between pavement layers. The ...

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  • Al-Qadi, Imad L.; Hasiba, Khaled I.; Salinas Cortina, Alejandro; Ozer, Hasan; Leng, Zhen; Parish, Derek C.; Worsfold, Stephen J. (2012-07)
    Tack coat is a light layer of diluted asphalt that is applied to hot mix asphalt concrete (HMA) or Portland cement concrete (PCC) pavement surfaces to ensure good interface bonding between layers. Interface bonding is ...

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  • Ardeshirilajimi, Ardavan; Wu, Di; Chaunsali, Piyush; Mondal, Paramita; Chen, Ying Tung; Rahman, Mohammad Mahfuzur; Ibrahim, Ahmed; Lindquist, Will; Hindi, Riyadh (Illinois Center for Transportation/Illinois Department of Transportation, 2016-06)
    The application of pre-soaked lightweight aggregates (LWA) as an internal curing agent in concrete to reduce the cracking due to drying shrinkage is thoroughly studied in this report. It is determined that although LWA ...

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  • Chaunsali, Piyush; Lim, Seungmin; Mondal, Paramita; Foutch, D.A.; Richardson, Douglas; Tung, Ying; Hindi, Riyadh (Illinois Center for Transportation (ICT), 2013-07)
    This report discusses the application of expansive cements (Type K and Type G) and shrinkage-reducing admixtures (SRAs) in reducing the cracking due to drying shrinkage. The Type K expansive cement contained portland ...

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  • Piyushimita Thakuriah; Paul Metaxatos; Abolfazl Mohammadian (2010-08)
    Bus on shoulder (BOS) operations have been ongoing in several locations across the United States and abroad. Public transit buses in the designated highway and arterial shoulders are generally allowed to travel up to 15 ...

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  • Peters, Scott (Illinois Center for Transportation, 2008-07)
    The Illinois Department of Transportation (IDOT) currently uses the computer screening model Illinois CO Screen for Intersection Modeling (COSIM) to estimate worst-case CO concentrations for proposed roadway projects ...

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  • Peters, Scott (2013-06)
    Illinois Carbon Monoxide Screen for Intersection Modeling (COSIM) Version 3.0 is a Windows-based computer program currently used by the Illinois Department of Transportation (IDOT) to estimate worst-case carbon monoxide ...

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  • Tutumluer, Erol; Mishra, Debakanta; Abbas A. Butt (2009-12)
    Construction of a pavement working platform is often needed on soft, unstable soils to provide sufficient stability and adequate immediate support for equipment mobility and paving operations without developing excessive ...

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  • Al-Qadi, Imad L.; Yang, Shih-Hsien; Elseifi, Mostafa; Dessouky, Samer; Loulizi, Amara; Masson, Jean-François; McGhee, Kevin K. (2008-11)
    Crack sealing has been widely used as a routine preventative maintenance practice. Given its proper installation, crack sealants can extend pavement service life by three to five years. However, current specifications for ...

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  • Al-Qadi, Imad L.; Yang, Shih-Hsien; Masson, Jean-François; McGhee, Kevin K. (2008-11)
    Crack sealing has been widely used as a routine preventative maintenance practice. Given its proper installation, crack sealants can extend pavement service life by three to five years. However, current specifications ...

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  • Thompson, Marshall R.; Garcia, Luis; Carpenter, Samuel H. (Illinois Center for Transportation (ICT), 2009-03)
    In the 60s, 70s, and 80s, many Illinois local road agencies successfully used “conventional” asphalt emulsions for In-Place Recycling to produce Emulsion-Aggregate-Mixtures (EAMs). In more recent years, these emulsions ...

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  • Leng, Zhen; Al-Qadi, Imad (2011-09)
    This report presents the comparative life cycle assessment (LCA) between warm stone mastic asphalt (SMA) and conventional SMA. Specifically, the study evaluated and compared the life cycle environmental and economic ...

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  • Benekohal, Rahim F.; Girianna, Montty; Chitturi, Madhav V. (2003-12)
    Illinois Department of Transportation (IDOT) has been replacing the incandescent traffic signal modules with LED modules at various intersections. Using LED modules from different manufacturers on the same intersection ...

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  • Benekohal, Rahim F.; Elzohairy, Yoassry M.; Saak, Joshua E. (2001-08)
    This study compared control delays computed by HCM (using HCS software), Synchro, PASSER II, PASSER IV, and CORSIM for an urban arterial. Base and optimized conditions were studied. In the base condition, the existing ...

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  • Brand, Alexander S.; Roesler, Jeffery R. (2014-09-12)
    Steel furnace slag (SFS) is an industrial by-product material that can contain free calcium oxide (CaO) and free magnesium oxide (MgO), both of which can cause significant expansion when hydrated. SFS aggregates are therefore ...

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  • Michael Koerber (2010-01)
    The Midwest Transportation Air Quality Summit, held from October 27-29, 2009, provided federal, state, regional, and local transportation and air agency representatives with an opportunity to discuss topics affecting both ...

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  • Lippert, David L.; Ozer, Hasan; Al-Qadi, Imad L.; Meister, James F.; Renshaw, G.; Tammin Uddin Khan, A.S.M.; Murphy, Timothy R.; Trepanier, James S.; Vespa, Joseph W. (Illinois Center for Transportation/Illinois Department of Transportation, 2016-02)
    A series of five experimental projects were constructed to better determine the life-cycle cost and performance of pavement overlays using various types and combinations of recycled materials—namely, reclaimed asphalt ...

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  • Kohler, Erwin; Long, Genevieve; Roesler, Jeff (2002-12)
    This report summarizes the design and construction of ten extended life continuously reinforced concrete pavement test sections at the Advanced Transportation, Research, and Engineering Laboratory (ATREL). The ten sections ...

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  • Hall, James P.; Stitt, Susan (Illinois Center for Transportation (ICT), 2009-04)
    A key to the successful implementation of Context Sensitive Solutions (CSS) for Illinois transportation projects is the active and informed participation of Illinois Department of Transportation’s (IDOT) stakeholders. ...

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