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Browse Research and Publications - Illinois Center for Transportation by Title
Now showing items 88-107 of 334
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(Illinois Center for Transportation/Illinois Department of Transportation, 2021-09)High-volume fly ash concrete (HVFAC) is more cost-efficient, sustainable, and durable than conventional concrete. This report presents a state-of-the-art review of HVFAC properties and different fly ash characterization ...
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PDF (29MB)
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Effect of Early-Age Concrete Elastic Properties on Fatigue Damage in PCC Pavements Containing Fibers (Illinois Center for Transportation/Illinois Department of Transportation, 2017-12)The Illinois Department of Transportation (IDOT) is revising current specifications for opening new PCC (Portland cement concrete) pavements to traffic. These revisions will help keep closure times at a minimum by specifying ...
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PDF (13MB)
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(2000-03)This report presents findings on the effect of flat and elongated coarse aggregate particles on the volumetrics of Superpave Gyratory Compactor (SGC) prepared asphalt mixtures. Select aggregate sources were sampled to ...
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PDF (3MB)
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(2005-09)Temperature significantly affects the performance of UPS systems. Four different UPS systems were evaluated at sub-zero temperatures and hot temperatures from -25 °C to +72 °C (-13 °F to +162 °F). At high temperatures, ...
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PDF (750kB)
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(2000-09)This report presents findings on the effect of conditioning time on the volumetric properties of Superpave Gyratory Compactor (SGC) prepared asphalt mixtures. Field mixtures were sampled from the producing plants and then ...
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PDF (2MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2017-06)Performance analyses of newly constructed linear BMPs in retaining stormwater run-off from 1 in. precipitation in post-construction highway applications and urban areas were conducted using numerical simulations and field ...
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PDF (5MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2016-06)From 2006 to 2014, ten right-turn approaches in the Peoria, Illinois, area were selected and reconstructed with a modified right-turn lane design. The major purpose of the modified design was to improve the line of sight ...
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PDF (5MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2016-06)From 2006 to 2014, ten right‐turn approaches in the Peoria, Illinois, area were selected and reconstructed with a modified right‐turn lane design. The major purpose of the modified design was to improve the line of sight ...
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PDF (5MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2016-06)Bridge decks often overhang past the exterior girders in order to increase the width of the deck while limiting the required number of longitudinal girders. The overhanging portion of the deck results in unbalanced eccentric ...
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PDF (4MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2019-09)During bridge deck construction, construction loads are transferred through the overhang-formwork system into the girder system, resulting in significant torsional moments acting on the exterior girder. In some cases, these ...
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PDF (4MB)
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(Illinois Center for Transportation, 2014-03)The effects of various police patrolling methods on the average speed and crash rate were studied in this report. The number of speeding citations under various enforcement strategies was also investigated. Two surveys ...
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PDF (6MB)
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(Illinois Center for Transportation (ICT), 2009-02)The U.S. Department of Health and Human Services has shown that America’s senior population has been growing and will almost double by 2030. This trend continues to challenge researchers who are looking to increase ...
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PDF (978kB)
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(2013-09)Intelligent compaction is gaining attention for its ability to spatially map the compaction effort of a pavement support layer, and it has also been shown to be able to detect areas of nonuniform compaction, which raises ...
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PDF (12MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2015-05)This research was performed to enhance the software tool (Illinois Construction Scheduling Expert System, ICSES) developed in Phase I of this project (ICT project R27-86) by mining data collected on IDOT construction ...
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PDF (6MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2017-08)Pedestrians are the most vulnerable road users. The risks to pedestrians crossing at uncontrolled locations are much higher than at signalized intersections. There has been an increasing trend in pedestrian deaths during ...
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PDF (18MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2016-06)This report provides two sets of equations for estimating peak discharge quantiles at annual exceedance probabilities (AEPs) of 0.50, 0.20, 0.10, 0.04, 0.02, 0.01, 0.005, and 0.002 (recurrence intervals of 2, 5, 10, 25, ...
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PDF (8MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2015-12)Pavement markings provide critical guidance to motorists, especially under dark (non-lighted) conditions. However, the ability to see these pavement markings on a wet, rainy night is problematic given that the presence ...
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PDF (5MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2019-06)The project evaluated two pre-manufactured pavement marking tapes (380AW and XRP-R) over three winter seasons at two different Illinois DOT locations (central and southern Illinois). The two products were installed on ...
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PDF (7MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2022-02)State departments of transportation (DOTs) have traditionally utilized fixed road weather information sensors (RWIS) to improve road safety during inclement weather; enhance the management of labor, equipment, and materials ...
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PDF (3MB)
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(Illinois Center for Transportation/Illinois Department of Transportation, 2020-11)Serving as a windbreak, properly sited and designed snow fences have been proven effective in mitigating the negative impacts of blowing snow. To achieve the best snow-control effects, the ideal locations for snow fences ...
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PDF (18MB)
Now showing items 88-107 of 334