Now showing items 19-38 of 42

    • Heavy-Vehicle Safety Outreach 

      National Surface Transportation Safety Center for Excellence (2014-04-09)
      The objective of the Heavy-Vehicle Safety Outreach project was to develop and implement a pragmatic curriculum to support the needs of safety managers. Safety managers for motor carrier fleets serve as the point of ...
    • Identification of Cognitive Load in Naturalistic Driving 

      Angell, Linda; Perez, Miguel A.; Soccolich, Susan A. (National Surface Transportation Safety Center for Excellence, 2015-07-28)
      Over the last decade, naturalistic driving studies have provided significant insight into issues pertaining to the roles of distraction, inattention, and drowsiness in crash risk. New techniques have been developed for ...
    • Identification of factors related to violation propensity : mining the data of the Franklin intersections 

      Doerzaph, Zachary R. (Zachary Richard); Bhagavathula, Rajaram (Virginia Tech. Virginia Tech Transportation Institute, 2011-02-04)
      This report describes an investigation of factors related to the prevalence of red-light violations at signalized intersections. A sample of 3,000 violators were compared to a matched set of compliant vehicle approaches ...
    • Identifying Distraction: Kinematic Detection of Off-Road Eye Glances 

      Rainey, Cameron; McLaughlin, Shane B. (National Surface Transportation Safety Center for Excellence, 2015-10-08)
      Visual attention is a key component of the driving task. Identifying times when the driver is not looking toward the forward views has been shown to be a successful indicator of distracted driving (Olson, Hanowski, Hickman, ...
    • Identifying high-risk commercial truck drivers using a naturalistic approach 

      Soccolich, Susan A.; Hickman, Jeffrey S.; Hanowski, Richard J. (Virginia Tech. Virginia Tech Transportation Institute, 2011-06-30)
      The current report investigated the 'high-risk' driver concept, and predictors associated with group membership, in a sample of 200 CMV drivers using naturalistic data from the Drowsy Driver Warning System Field Operational ...
    • In-vehicle device acquisition and usage in personal vehicles : commercial versus non-commercial driver's license holders 

      Wotring, Brian M.; Angell, Linda; Antin, Jonathan F. (Virginia Tech. Virginia Tech Transportation Institute, 2011-03-28)
      A survey was administered to 1,524 Virginia Tech faculty, staff, and students and Blacksburg Transit drivers in an effort to differentiate between commercial driver's license holders (72 of the respondents) and "regular" ...
    • Integrating the Adaptive Lighting Database with SHRP 2 Naturalistic Driving Data 

      Li, Yingfeng; Gibbons, Ronald B. (Ronald Bruce); Flintsch, Alejandra M. (National Surface Transportation Safety Center for Excellence, 2015-09-16)
      This report details efforts to integrate the Adaptive Lighting Database (ALD) with the Second Strategic Highway Research Program (SHRP 2) Naturalistic Driving Study (NDS) and the Roadway Information Database. The ALD ...
    • Luminance metrics for roadway lighting 

      Meyer, Jason E.; Gibbons, Ronald B. (Ronald Bruce) (Virginia Tech. Virginia Tech Transportation Institute, 2011-03-25)
      The focus of the current study is the comparison of multiple contrast metrics... The images of pedestrians from a previous nighttime research study were used for analysis. The pedestrians were clothed in both denim and ...
    • Market Guide to Fleet Telematics Services: Creating a Consumer's Guide to Currently Available Aftermarket Solutions 

      Trimble, Tammy E.; Bowman, Darrell Scott, 1969- (Virginia Tech. Virginia Tech Transportation Institute, 2012-12-21)
      This report documents an effort to review the currently available, aftermarket telematics solutions. The project involved: (a) a survey of the current telematics market; (b) a review of the available telematics systems; ...
    • Matching GPS Records to Digital Map Data: Algorithm Overview and Application 

      McLaughlin, Shane B.; Hankey, Jonathan M. (National Surface Transportation Safety Center for Excellence, 2015-03-03)
      Records of latitude and longitude pairs describing an approximate path of travel are logged by many types of Global Positioning System (GPS)-enabled devices. These logs of latitude/longitude (lat/lon) pairs specify geographic ...
    • Method for identifying rural, urban, and interstate driving in naturalistic driving data : final report 

      Cannon, Brad R.; McLaughlin, Shane B.; Hankey, Jonathan M. (Virginia Tech. Virginia Tech Transportation Institute, 2009-03-12)
      By employing the functionality of GIS, code was written which allows for an automated process to compare the GPS data recorded in the naturalistic driving data with geographic map data from the U.S. Census Bureau and road ...
    • Modeling 100-car safety events : a case-based approach for analyzing naturalistic driving data : final report 

      Guo, Feng; Hankey, Jonathan M. (Virginia Tech. Virginia Tech Transportation Institute, 2009-09-30)
      This study developed an integrated framework for modeling the safety outcomes of naturalistic driving studies and addressed several critical methodological issues. The results indicate a certain level of discrepancy between ...
    • A policy review of the impact existing privacy principles have on current and emerging transportation safety technology 

      Pethtel, Ray D.; Phillips, James D.; Hetherington, Gene (Virginia Tech. Virginia Tech Transportation Institute, 2011-05-12)
      Ensuring the safety of travelers by the use of technology, and protecting the personal information that is collected for those applications, is an important transportation policy concern. Perceptions of an abuse of privacy ...
    • Prescription and Over-the-Counter Drug Use and its Relationship to Involvement in Safety-Critical Events 

      Camden, Matthew C.; Hickman, Jeffrey S.; Soccolich, Susan A.; Hanowski, Richard J. (2014-10-07)
      This project served as a pilot study that illustrated the feasibility of using naturalistic driving data to assess the risk of a safety-critical event (SCE) associated with prescription (Rx) and over-the-counter (OTC) drug ...
    • The Risk of a Safety-critical Event Associated with Mobile Device Subtasks in Specific Driving Contexts 

      Fitch, Gregory M.; Hanowski, Richard J.; Guo, Feng (2014-07-28)
      Using a cell phone while driving has been associated with an increased crash risk. However, when examining the inherent subtasks, naturalistic driving studies (NDSs) have shown that safety-critical event (SCE) risk is ...
    • Roadway Epochs: Documentation and User Manual 

      McCall, Robert; McLaughlin, Shane B. (National Surface Transportation Safety Center for Excellence, 2015-08-24)
      This report describes the contents of the Roadway Epochs Database, which is a collection of tables providing indices for users to access vehicle data from the 100-Car and Second Strategic Highway Research Program (SHRP 2) ...
    • Senior Mobility Awareness Symposium Brief 

      Antin, Jonathan F. (Virginia Tech. Virginia Tech Transportation Institute, 2013)
      Researchers at the Virginia Tech Transportation Institute (VTTI) hosted a symposium designed to increase awareness of the mobility challenges faced by seniors and offer state-of-the-art solutions to those individuals who ...
    • Supporting CMV Driver Distraction Outreach Efforts: Letter Report Summary 

      Morgan, Justin F.; Flintsch, Alejandra M.; Blanco, Myra; Hanowski, Richard J.; Fitchett, Vikki L.; Fitzgerald, Hollie E.; Radlbeck, Joshua (National Surface Transportation Safety Center for Excellence, 2015-04-08)
      The Federal Motor Carrier Safety Administration (FMCSA) CMV Driving Tips website (https://cms.fmcsa.dot.gov/safety/driver-safety/cmv-driving-tips-overview) is a source for information on safety and practical driving tips ...
    • A survey of light-vehicle driver education programs to determine the prevalence of curriculum on sharing the road with heavy vehicles : final report 

      Baker, Stephanie Ann; Schaudt, William A.; Freed, J. C.; Toole, Laura (Virginia Tech. Virginia Tech Transportation Institute, 2011-12-01)
      Light-vehicle driver education programs that contain content about heavy-vehicle operation may be helpful in reducing light-vehicle/heavy-vehicle interactions. However, it is unclear as to the extent of current state ...
    • A Survey of Motorcyclists: Data for Research Design and Instrumentation 

      Williams, Vicki Higginbotham; McLaughlin, Shane B. (Virginia Tech. Virginia Tech Transportation Institute, 2013-03-01)
      The results of a survey of 424 motorcyclists are presented in order to provide information for motorcycle safety research. Survey questions address topics related to rider demographics, riding experience (years, mileage, ...