Browse Research and Publications - Illinois Center for Transporation by Title

  • Test to Failure of a 54 Ft. Deteriorated Pretensioned Precast Concrete Deck Beam 
    Hawkins, Neil M.; Fuentes, Juan B. (2000-05)
    A 54-ft. long, 27 inch deep, deteriorated pretensioned deck beam was taken from an existing bridge and tested to failure under equal loads applied 7-ft either side of its midspan. A systematic visual condition assessment ...

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  • Testing Protocols to Ensure Performance of High Asphalt Binder Replacement Mixes Using RAP and RAS 
    Al-Qadi, Imad L.; Ozer, H.; Lambros, J.; El Khatib, A.; Singhvi, P.; Khan, T.; Rivera-Perez, J.; Doll, B. (Illinois Center for Transportation/Illinois Department of Transportation, 2015-12)
    The use of reclaimed asphalt pavement (RAP) and recycled asphalt shingles (RAS) in AC mixtures can reduce demand for virgin aggregates and asphalt binder, bringing environmental and economic benefits. However, replacing ...

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  • Texas - AASHTO Retroreflective Sign Sheeting Specifications 
    Liu, Liang Y. (2010-03)
    The Illinois Department of Transportation (IDOT) was appointed to chair an American Association of State Highway and Transportation Officials’ (AASHTO) effort to develop a specification that will simplify and improve how ...

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  • Thermal Behavior of IDOT Integral Abutment Bridges and Proposed Design Modifications 
    Olson, Scott M.; Holloway, Kurt P.; Buenker, Jason M.; Long, James H.; LaFave, James M. (2013-05)
    The Illinois Department of Transportation (IDOT) has increasingly constructed integral abutment bridges (IABs) over the past few decades, similar to those in many other states. Because the length and skew limitations currently ...

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  • Traffic Turk Evaluation 
    Gowrishankar, Sudeep; Work, Daniel B. (Illinois Center for Transportation/Illinois Department of Transportation, 2014-04)
    This report summarizes a project undertaken by the University of Illinois on behalf of the Illinois Department of Transportation to evaluate a smartphone application called TrafficTurk for traffic safety and traffic ...

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  • Transfer & Development Lengths in Prestressed Self-Consolidating Concrete Bridge Box and I-Girders 
    Andrawes, Bassem; Andrew Pozolo (2011-09)
    Self-consolidating concrete (SCC) is a workable yet stable concrete which flows easily and consolidates under its own weight. Its unique properties can substantially reduce the labor required to pour complex or ...

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  • Transfer and Development Length of Prestressing Tendons in Full-Scale AASHTO Prestressed Concrete Girders Using Self-Consolidating Concrete 
    Andrawes, Bassem; Shin, Moochul; Pozolo, Andrew M. (Illinois Center for Transportation (ICT), 2009-03)
    Self-consolidating concrete (SCC) is a highly workable concrete that flows through densely reinforced or complex structural elements under its own weight. The benefits of using SCC include: a) Reducing labor costs by ...

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  • Transportation Conformity Particulate Matter Hot-Spot Air Quality Modeling 
    Lin, Jane; Vallamsundar, Suriya (2013-07)
    In light of the new development in particulate matter (PM) hot-spot regulations and Illinois Department of Transportation (IDOT)’s National Environmental Policy Act (NEPA) documentation requirements, this project is ...

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  • Travel Demand Modeling for the Small and Medium Sized MPOs in Illinois 
    Mohammad S. Ullah; Udit Molakatalla; Rita Morocoima-Black; Ahmed Z. Mohideen (2011-09)
    Travel demand modeling is an important tool in the transportation planning community. It helps forecast travel characteristics into the future at various planning levels such as state, region and corridor. Using travel ...

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  • Travel Reliability Inventory for Chicago 
    Nie, Yu; Xing Wu; Qianfei Li; Peter Nelson (2013-04)
    The overarching goal of this research project is to enable state DOTs to document and monitor the reliability performance of their highway networks. To this end, a computer tool, TRIC, was developed to produce travel ...

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  • Truckers' Park/Rest Facility Study 
    Beltemacchi, Peter; Rohter, Laurence; Selinksky, Jac; Manning, Terry (Illinois Center for Transportation, 2008-07)
    This study examined the current state of truck parking and rest area facilities in the Northeast Illinois Region to determine if and how problems from truck parking affect freight transportation infrastructure, safety, ...

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  • Ultimate Pier and Contraction Scour Prediction in Cohesive Soils at Selected Bridges in Illinois 
    Timothy D. Straub; Thomas M. Over; Marian M. Domanski (2013-09)
    The Scour Rate In COhesive Soils-Erosion Function Apparatus (SRICOS-EFA) method includes an ultimate scour prediction that is the equilibrium maximum pier and contraction scour of cohesive soils over time. The purpose of ...

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  • Ultrasonic Imaging for Concrete Infrastructure Condition Assessment and Quality Assurance 
    Popovics, John S.; Roesler, Jeffrey R.; Bittner, James; Amirkhanian, Armen N.; Brand, Alexander S.; Gupta, Prakhar; Flowers, Katherine (Illinois Center for Transportation/Illinois Department of Transportation, 2017-04)
    This report describes work on laboratory and field performance reviews of an ultrasonic shear wave imaging device called MIRA for application to plain and reinforced concrete infrastructure components. Potential applications ...

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  • Update of Condition Rating Survey (CRS) Calculation/Prediction Models Final Report 
    Heckel, Laura; Ouyang, Yanfeng (2007-08)
    The Illinois Department of Transportation (IDOT) uses the Condition Rating Survey (CRS) procedure to evaluate the condition of pavements and to project their future performance. Since 1994, IDOT has been using mathematical ...

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  • Update of Condition Rating Survey (CRS) Calculation/Prediction Models Phase 2. CRS Calculation Model Development 
    Heckel, Laura; Ouyang, Yanfeng (2007-06)
    The Illinois Department of Transportation (IDOT) surveys every state-maintained roadway in a two-year cycle. Images of the roads are collected digitally and viewed at workstations in the office. The five predominant ...

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  • Update of Condition Rating Survey (CRS) Calculation/Prediction Models Phase 3. CRS Prediction Model Development 
    Heckel, Laura; Ouyang, Yanfeng (2007-08)
    The Illinois Department of Transportation (IDOT) determines a Condition Rating Survey (CRS) value for each roadway section using CRS calculation models. After the rating values have been determined, IDOT uses prediction models ...

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  • Utilizing Lab Tests To Predict Asphalt Concrete Overlay Performance 
    Al-Qadi, Imad L., Lippert, David L., Wu, S., Ozer, H., Renshaw, Greg., Murphy, Timothy R., Butt, A., Gundapuneni, S., Trepanier, James S., Vespa, Joseph W., Said, Izak M., Espinoza Luque, Arturo F., Safi, Fazal R. (Illinois Center for Transportation/Illinois Department of Transportation, 2017-12)
    A series of five experimental projects and three demonstration projects were constructed to better understand the performance of pavement overlays using various levels of asphalt binder replacement (ABR) from reclaimed ...

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  • Video Image Analysis Of Aggregates 
    Tutumluer, Erol; Rao, Chetana; Stefanski, Joseph A. (2000-07)
    This study focused on evaluating performances of different video imaging systems, both commercially available and newly developed, for automating the determination of coarse aggregate (nominal size greater than 4.75 mm or ...

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  • Wind-Powered Electrical Systems - Highway Rest Areas, Weigh Stations, and Team Section Buildings 
    Chapman, Patrick L.; Wiczkowski, Piotr (Illinois Center for Transportation (ICT), 2009-02)
    This project considered the use of wind for providing electrical power at Illinois Department of Transportation (IDOT) highway rest areas, weigh stations, and team section buildings. The goal of the project was to ...

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  • WorkZoneQ User Guide for Two-Lane Freeway Work Zones 
    Benekohal, Rahim F.; Ramezani, Hani; Avrenli, Kıvanç A. (2013-06)
    WorkZoneQ was developed in Visual Basic for Applications (VBA) to implement the results of the previous study, “Queue and Users’ Costs in Highway Work Zones.” This report contains the WorkZoneQ user guide. WorkZoneQ consists ...

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