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NHTSA - Vehicle Safety Research

rosaP Repository & Open Science Access Portal

This collection features publications and reports from the National Highway Traffic Safety Administration's (NHTSA) Vehicle Safety Research program. Its mission is to strategize, plan, and execute research initiatives that advance the agency's core goal: reducing motor vehicle crashes, fatalities, and injuries. Resources in this collection reflect research prioritized for its potential to improve highway safety, ensuring direct alignment with Congressional mandates and broader Department of Transportation (DOT) and NHTSA objectives. For more information, visit the NHTSA Vehicle Safety Research page.

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Showing 141 - 160 of 249 results
  • Detection Response Task Evaluation for Driver Distraction Measurement for AuditoryVocal Tasks Experiment 2
    Detection Response Task Evaluation for Driver Distraction Measurement for Auditory-Vocal Tasks: Experiment 2
    Ranney, Thomas A. ;
    Baldwin, G.H. Scott
    2019-09-01 | PDF
    This research evaluated the Detection Response Task (DRT) as a measure of the attentional demands of auditory-vocal in-vehicle tasks. DRT is an ISO standardized method that requires participants to respond to simple targets that occur every 3-5 s during in-vehicle task performance. DRT variants use different targets: Remote DRT (RDRT) uses visual t ...
  • Lower Beam Headlighting System Visibility Confirmation Test Test Procedure Assessment
    Lower Beam Headlighting System Visibility Confirmation Test – Test Procedure Assessment
    Mazzae, Elizabeth N. ;
    Andrella, Adam T.
    2019-08-01 | PDF
    This report summarizes an assessment of a draft test procedure for confirming the visibility performance of lower beam headlighting systems. Headlighting system performance in this procedure is determined by activating the lower beam headlamps on a production vehicle and measuring the amount of light cast onto the forward roadway over an array of s ...
  • Statistics of LightVehicle PreCrash Scenarios Based on 20112015 National Crash Data
    Statistics of Light-Vehicle Pre-Crash Scenarios Based on 2011–2015 National Crash Data
    Swanson, Elizabeth D. ;
    Foderaro, Frank
    2019-08-01 | PDF
    This report defines a new set of 36 distinct pre-crash scenarios that represent the crash population of light-vehicles (LVs) based on data from the 2011-2015 Fatality Analysis Reporting System (FARS) and National Automotive Sampling System General Estimates System (GES) crash databases. LVs include all passenger cars, vans, minivans, sport utility ...
  • Functional Safety Assessment of a Generic Accelerator Control System with Electronic Throttle Control in Hybrid Electric Vehicles with a Gasoline Internal Combustion Engine
    Functional Safety Assessment of a Generic Accelerator Control System with Electronic Throttle Control in Hybrid Electric Vehicles with a Gasoline Internal Combustion Engine
    Becker, Christopher ;
    Nasser, Ahmad
    2019-08-01 | PDF
    This report describes the research effort to assess the functional safety of accelerator control systems with electronic faults, such as errant electronic throttle control signals, following an industry process standard. This study focuses specifically on errant signals in hybrid electric vehicles (HEVs) that combine an electric powertrain subsyste ...
  • VisualManual Driver Distraction Guidelines Test Procedures Task Acceptance Testing Occlusion and Eye Glance Measurement Using Driving Simulator Testing
    Visual-Manual Driver Distraction Guidelines Test Procedures – Task Acceptance Testing Occlusion and Eye Glance Measurement Using Driving Simulator Testing
    United States. Department of Transportation. National Highway Traffic Safety Administration
    2019-08-01 | PDF
    This document presents the test procedure for NHTSA Driver Distraction Guidelines task acceptance conformance testing using the “Occlusion Testing” method. Occlusion testing involves the use of electronic, shuttered glasses that approximate the experience of a driver looking back and forth between the forward roadway and an in-vehicle display by al ...
  • Traffic Jam Assist System Confirmation Test Research Draft
    Traffic Jam Assist System Confirmation Test [Research Draft]
    United States. Department of Transportation. National Highway Traffic Safety Administration
    2019-07-01 | PDF
    This draft test procedure provides specifications used by the National Highway Traffic Safety Administration to research traffic jam assist (TJA) system performance on light vehicles with gross vehicle weight ratings (GVWR) of up to 10,000 lbs (4,536 kg). The expected operating domain for TJA includes roadways supporting low speed and stop-and-go t ...
  • Determination of Optimal RibEye Led Locations in the WorldSID 50th Percentile Male Dummy
    Determination of Optimal RibEye Led Locations in the WorldSID 50th Percentile Male Dummy
    Rhule, Heather ;
    Millis, William
    2019-07-01 | PDF
    This report documents the methods and results of testing and analysis to determine optimal locations for RibEye LEDs to measure chest deflection in the WorldSID 50th Percentile Male Dummy. This study determined that the optimal locations for the front and rear chest deflection measurements, along with the lateral-most location, which is currently m ...
  • DC Charging Safety Evaluation Procedure Development Validation and Assessment and Preliminary Draft AC Charging Evaluation Procedure
    DC Charging Safety Evaluation Procedure Development, Validation, and Assessment, and Preliminary Draft AC Charging Evaluation Procedure
    Rask, Eric ;
    Harper, Jason
    2019-07-01 | PDF
    This project report is based on the initial DC charging test procedures provided by NHTSA and presents validation and refinement, where possible, of the provided test procedures maintaining the holistic approach initially used by SAE. It describes and validates a holistic collection of test procedures that assess safety hazards to electric vehicles ...
  • Test Procedures Traffic Jam Assist Test Development Considerations
    Test Procedures Traffic Jam Assist Test Development Considerations
    Rao, Sughosh J. ;
    Forkenbrock, Garrick J.
    2019-07-01 | PDF
    This report summarizes the use of three preliminary TJA test scenarios, discusses the results from testing three commercially available vehicles equipped with TJA, and provides general assessments of the scenarios used. The three test scenarios were intended to emulate driving situations commonly encountered during real-world driving, and consider ...
  • DC and AC Charging Safety Evaluation Procedure Development Validation and Assessment
    DC and AC Charging Safety Evaluation Procedure Development, Validation, and Assessment
    Rask, Eric ;
    Harper, Jason
    2019-07-01 | PDF
    Charging a plug-in electric vehicle exposes new hazards and risks different from internal combustion engine vehicles. These hazards and risks must be defined and mitigated through proper system design and verified via functional system performance testing. DC charging represents additional challenges. Unlike AC charging where the on-board charger a ...
  • Small FemaleOlder Occupant Thoracic Biofidelity Corridor Development
    Small Female/Older Occupant Thoracic Biofidelity Corridor Development
    Crandall, Jeff R. ;
    Shaw, C. Gregory
    2019-07-01 | PDF
    This report presents corridors for the biomechanical response of 10 female cadaver subjects, similar in mass and size to a 5th percentile female, in 30 km/h frontal sled tests performed under the gold standard test conditions. The corridors were based on tests conducted at UVA in 2013 (DTNH22-09-H-00247) and 2016 (DTNH2215D00022). The subjects were ...
  • Ford Safety Performance of Rechargeable Energy Storage Systems RESS
    Ford Safety Performance of Rechargeable Energy Storage Systems (RESS)
    Masias, Alvaro
    2019-07-01 | PDF
    This study of rechargeable energy storage systems (RESS) in electrified vehicles had the objective of defining lithium ion battery performance based safety-metrics, safety performance test procedures and metrics that can be conducted at the vehicle level, informed by data at the string, module and pack level. The research involved the identificatio ...
  • A Test Track Comparison of the Global Vehicle Target GVT and NHTSAs Strikeable Surrogate Vehicle SSV
    A Test Track Comparison of the Global Vehicle Target (GVT) and NHTSA’s Strikeable Surrogate Vehicle (SSV)
    Snyder, Andrew C. ;
    Forkenbrock, Garrick J.
    2019-07-01 | PDF
    The primary objective of the work described in this report was to compare the forward collision warning (FCW) alert and crash imminent braking (CIB) intervention onset timing elicited by the Global Vehicle Target Revision E (GVT) to that observed during identical tests performed with NHTSA’s Strikeable Surrogate Vehicle (SSV) benchmark. Three light ...
  • Technical Evaluation of the TRL Pedestrian Upper Legform
    Technical Evaluation of the TRL Pedestrian Upper Legform
    Suntay, Brian ;
    Stammen, Jason
    2019-07-01 | PDF
    The upper legform impactor was introduced by Transport Research Laboratory (TRL) to address injuries to the upper leg, pelvis, and hip of a pedestrian when struck by a vehicle. The upper legform is instrumented to measure bending moment and force, the two principal modes of injury to a pedestrian in contact with a vehicle’s bonnet leading edge. The ...
  • Pedestrian Protection Assessment of the US Vehicle Fleet
    Pedestrian Protection – Assessment of the U.S. Vehicle Fleet
    Suntay, Brian ;
    Stammen, Jason
    2019-07-01 | PDF
    This study determines the current state of pedestrian protection in the U.S. vehicle fleet using established Euro NCAP pedestrian test procedures including lower legform and upper legform impacts to the front end of the vehicle and headform impacts to the hood and windshield. Nine vehicles -- passenger cars, a minivan, SUVs, and pickup trucks -- we ...
  • Rear Amber Turn Signal Lamps Confirmation Test Example Measurements
    Rear Amber Turn Signal Lamps Confirmation Test – Example Measurements
    Mazzae, Elizabeth N. ;
    Andrella, Adam T.
    2019-07-01 | PDF
    This report summarizes an effort to carry out and evaluate a draft test procedure for confirming amber rear turn signal lamp color. The procedure adapts existing test procedures from Federal Motor Vehicle Safety Standard (FMVSS) No. 108, Lamps, reflective devices, and associated equipment, to accommodate testing the lamps as installed on the vehicl ...
  • Front Seat Modeling in Rear Impact Crashes Development of a Detailed FiniteElement Model for Seat Back Strength Requirements
    Front Seat Modeling in Rear Impact Crashes: Development of a Detailed Finite-Element Model for Seat Back Strength Requirements
    Bridges, Wade ;
    Ganesan, Velayudham
    2019-07-01 | PDF
    NHTSA contracted EDAG, Inc., to re-examine feasibility of increasing seat back strength by developing a detailed finite-element (FE) model of a current vehicle front seat design that can be used with existing anthropomorphic test dummy (ATD) models of the Biofidelic rear impact dummy (Bio-RID) to study seat performance in rear impact crashes. The r ...
  • Evaluation of the Large OmniDirectional Child Anthropomorphic Test Device
    Evaluation of the Large Omni-Directional Child Anthropomorphic Test Device
    Suntay, Brian ;
    Stammen, Jason
    2019-07-01 | PDF
    In 2016 a new pediatric anthropomorphic test device (ATD) – the large omni-directional child (LODC) – was introduced. The LODC has anthropometry representative of a seated 9- to 11-year-old child, a flexible thoracic spine, an instrumented abdomen, and realistic pelvis geometry to address the biofidelity and injury risk measurement limitations with ...
  • Revised THOR 50th Percentile Male Dummy Seating Procedure
    Revised THOR 50th Percentile Male Dummy Seating Procedure
    Louden, Allison E.
    2019-06-01 | PDF
    NHTSA developed a seating procedure for the THOR 50th percentile male dummy (THOR-50M). The original procedure was released with a December 2015 Request for Comments (RFC), and some updates were presented at a public meeting at NHTSA’s Vehicle Research and Test Center in August 2016. This report discusses the changes to the seating procedure since ...
  • Lower Leg Biofidelity Corridors for Heel Impact
    Lower Leg Biofidelity Corridors for Heel Impact
    Forman, Jason L. ;
    Crandall, Jeff R.
    2019-05-01 | PDF
    This report describes the methodology and results of development of biofidelity response corridors based on data for axial loading through the heel of 12 small female post mortem human surrogates (PMHS) lower extremities, and 2 additional small female PMHS. These biofidelity response corridors were based on anticipated measurement capabilities of t ...
141 - 160 / 249