Traffic Operations Lab


 

 

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Reports

 

Available in PDF format:

  • Comparison of Delays from HCM, Synchro, PASSER II, PASSER IV and CORSIM for an Urban Arterial

TOL Series No. 1

  • Light-Emitting Diode (LED) Traffic Signal and Uninterruptible Power Supply (UPS) Usage: A Nationwide Survey

TOL Series No. 2

  • Intelligent Transportation System (ITS) Activities and Needs in IDOT District Offices

TOL Series No. 3

  • Performance Evaluation of the Pilot Study of Advisory On-board Vehicle Warning Systems at Railroad Grade Crossins

TOL Series No. 4

  • Drivers Evaluation of Performance of LED Traffic Signal Modules

TOL Series No. 5

  • A Comparison between the Turn On and Turn Off Characteristics of Incandescent and LED Traffic Signal Modules

TOL Series No. 6

  • Evaluation of UPS for Intersection Traffic Signals with LEDs: Findings for Myers PB-1250PC UPS

TOL Series No. 7

  • Evaluation of UPS for Intersection Traffic Signals with LEDs: Findings for Alpha Novus 1000 UPS

TOL Series No. 8

  • Evaluation of UPS for Intersection Traffic Signals with LED: Findings for TechPower M 1000 UPS

TOL Series No. 9

  • Analyses of Drivers’ Opinions about Railroad Grade Crossings Traffic Control Devices and Safety: Background Survey

TOL Series No. 10

  • Analyses of Drivers’ Responses to In-Vehicle Receiver (IVR) after Experiencing One Mode of Operation

TOL Series No. 11

  • Analyses of Drivers’ Responses to In-Vehicle Receiver (IVR) after Experiencing Two Modes of Operation

TOL Series No. 12

  • Analyses of the Drivers’ Responses in Final Surveys to the In-Vehicle Receiver (IVR)

TOL Series No. 13

  • Findings of Focus Group Meetings for the Pilot Study of Advisory On-Board Vehicle Warning Systems at Railroad Grade Crossings

TOL Series No. 14

  • GIS-based Intersection Inventory System (GIS-IIS): Integrating GIS, Traffic Signal Data and Intersection Images

TOL Series No. 15

  • Evaluation of Three Recent Models of UPS for Intersection Traffic Signals with LEDs

TOL Series no 16

  • Effect of High and Low Temperatures on UPS systems for Intersection Traffic Signals

 

TOL Series No. 17

  • High Tension Cable Median Barrier: A Scanning Tour Report

 

TOL Series No. 18

 

  • Analysis of Pedestrians and Drivers Opinions on Crosswalk Safety at UIUC Campus. Volume 1: Pedestrian and Driver Surveys

 

             TOL Series No. 19
  • Analysis of Pedestrians and Drivers Opinions on Crosswalk Safety at UIUC Campus. Volume 2: Participants’ Comments and Suggestions

 

             TOL Series No. 20
  • Pedestrian Safety on Campus Crosswalks in Big Ten Universities

 

             TOL Series No. 21
  • Pedestrian Safety on Campus Crosswalks in Big Ten Universities. Appendix A: Summary Tables

 

             TOL Series No. 21 Appendix
  • Crosswalk Signing and Marking Effects on Conflicts and Pedestrian Safety in UIUC Campus

 

             TOL Series No. 22
  • Crosswalk Safety Study for UIUC Campus: Executive Summary

 

             TOL Series No. 23


Traffic Operations Laboratory
1605 Titan Drive
Rantoul, Illinois 61866

(217) 892-2792