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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 81 - 100 of 249 results
  • Enhanced Seat Belt Reminder Systems An Observational Study Examining the Relationship with Seat Belt Use
    Enhanced Seat Belt Reminder Systems: An Observational Study Examining the Relationship with Seat Belt Use
    Polson, A. ;
    Lerner, Neil
    2021-11-01 | PDF
    Seat belt use dramatically reduces the likelihood of severe injury or death in the event of a motor vehicle crash. As reported by the 2016 National Occupant Protection Use Survey, over 90 percent of drivers and front passengers now use seat belts. Fatality Analysis Reporting System data from 2015 indicated that the nationwide seat belt use rate rea ...
  • Draft Research Test Procedure Performability Assessment for Five ADAS Variants
    Draft Research Test Procedure Performability Assessment for Five ADAS Variants
    Arquette, Tyler E. ;
    Davis, Ian J.
    2021-10-01 | PDF
    This report summarizes an evaluation of five NHTSA draft research test procedures designed to evaluate the test track performance of light vehicles equipped with advanced driver assistance systems (ADAS): active park assist (APA), intersection safety assist (ISA), blind spot intervention (BSI), traffic jam assist (TJA), and opposing traffic safety ...
  • Methods Used to Develop a Model for Crash and Injury Projections for 20202030
    Methods Used to Develop a Model for Crash and Injury Projections for 2020–2030
    Mallory, Ann ;
    Kender, Allison
    2021-10-01 | PDF
    This report describes in detail the design and implementation of a projection model developed at NHTSA’s Vehicle Research and Test Center that will be used to identify future crash, occupant, and injury issues remaining. The most urgent issues in crash safety research have typically been identified with retrospective, real-world crash data. However ...
  • Evaluation of Seat Foams for the FMVSS No 213 Test Bench
    Evaluation of Seat Foams for the FMVSS No. 213 Test Bench
    Wietholter, Kedryn ;
    Louden, Allison E.
    2021-09-01 | PDF
    Child restraint systems sold in the United States must meet performance requirements specified in the Federal Motor Vehicle Safety Standard No. 213, which includes a sled test simulating a 30 mph frontal impact. The design of the original FMVSS No. 213 test bench was based on a 1974 Chevrolet Impala bench seat. NHTSA updated some features of the be ...
  • Evaluation of Foam Specifications for the Proposed FMVSS No 213 Test Bench
    Evaluation of Foam Specifications for the Proposed FMVSS No. 213 Test Bench
    Louden, Allison E. ;
    Wetli, Alaine
    2021-09-01 | PDF
    This report documents the development of the recommended test procedures and specifications for the seat cushion foam to be used on the proposed upgraded FMVSS No. 213 frontal sled buck assembly, in support of the recently issued notice of proposed rulemaking. Two sets of specifications are recommended: procurement specifications on which NHTSA (or ...
  • An Applied Review of Simulation Validation Approaches on a Vehicle Dynamics Model
    An Applied Review of Simulation Validation Approaches on a Vehicle Dynamics Model
    Salaani, Kamel ;
    Rao, Sughosh J.
    2021-09-01 | PDF
    This report presents an approach to vehicle dynamics modeling and validation of a Class 6 International 4300 SBA 4x2 truck, model year 2017, with pneumatic brakes. The model was developed using dSPACE Automotive Simulation Models for heavy vehicles with a hardware-in-the-loop pneumatic brake test bench. The report discusses vehicle model validation ...
  • Failure Modes and Effects Analysis for Wireless and Extreme Fast Charging
    Failure Modes and Effects Analysis for Wireless and Extreme Fast Charging
    Gurpinar, Emre ;
    Mohammad, Mostak
    2021-08-01 | PDF
    Wireless charging systems (WCS) and extreme fast charging (XFC) are considered two of the important research topics in the field of electro-mobility that have potential to significantly reduce charging times and improve charging convenience. However, people view range anxiety, considerably long charging times, the limited availability of chargers, ...
  • LiIon Battery Pack Immersion Exploratory Investigation
    Li-Ion Battery Pack Immersion Exploratory Investigation
    Rask, Eric ;
    Stutenberg, Kevin
    2021-08-01 | PDF
    This research project was initiated by the National Highway Traffic Safety Administration to assess Li-ion battery pack immersion. Immersion of an electrified vehicle’s battery pack is a relatively infrequent occurrence in the real world, especially with a depth of water that can fully immerse a battery pack, yet there are many insights to be gaine ...
  • Motorcoach Safety Research Interior Impacts and Compartmentalization
    Motorcoach Safety Research – Interior Impacts and Compartmentalization
    Duffy, Steve ;
    Prasad, Aloke
    2021-08-01 | PDF
    In response to the MAP-21 Reauthorization Act of 2012 and research of crashworthiness features of motorcoaches, NHTSA initiated research of occupant protection in motorcoaches. This report describes technologies that may enhance that protection from two perspectives – interior head impact protection from padding and the compartmentalization safety ...
  • Measuring Steering Column Motion in Frontal RigidBarrier Test
    Measuring Steering Column Motion in Frontal Rigid-Barrier Test
    Reichert, Rudolf ;
    Kan, Cing-Dao
    2021-07-01 | PDF
    Federal Motor Vehicle Safety Standard (FMVSS) No. 204, Steering control rearward displacement,” specifies a limit on rearward steering column motion in an unoccupied, 30-mph, full-frontal, rigid-barrier crash test. Modern vehicles demonstrate improved energy absorption and steering column designs compared to vehicles prior to the time when FMVSS No ...
  • Intersection Safety Assist Draft Test Procedure Performability Validation
    Intersection Safety Assist Draft Test Procedure Performability Validation
    Davis, Ian J. ;
    Forkenbrock, Garrick J.
    2021-07-01 | PDF
    The work described in this report was performed to (1) assess the feasibility of using a preliminary version of NHTSA’s intersection safety assist (ISA) draft research test procedure to facilitate objective and repeatable test track evaluations of the technology, and (2) to develop refinements needed to improve test performability, where necessary. ...
  • Investigation of Crash Consequences for Common Child Restraint Misuse
    Investigation of Crash Consequences for Common Child Restraint Misuse
    Manary, Miriam A. ;
    Klinich, Kathleen D.
    2021-07-01 | PDF
    Estimates of child restraint misuse rates in the United States range from 49 to 95 percent, but not all misuse modes have similar consequences in terms of restraint effectiveness. A series of laboratory sled tests was conducted to determine the effects of common misuses and combinations of misuses, including loose harness, loose installation, incor ...
  • Occupant Response Evaluation in Flat FullFrontal Rigid Barrier Impact Testing
    Occupant Response Evaluation in Flat, Full-Frontal Rigid Barrier Impact Testing
    Summers, Stephen ;
    Hall, Ian
    2021-06-01 | PDF
    NHTSA has previously published research using the Test Device for Human Occupant Restraint 50th male (THOR-50M) anthropomorphic test device (ATD) as a driver in 56 km/h flat, full-frontal rigid barrier tests. NHTSA subsequently conducted six additional rigid barrier tests as part of a larger program to evaluate the use of a newer generation of test ...
  • Development of a Representative Seat Assembly for FMVSS No 213
    Development of a Representative Seat Assembly for FMVSS No. 213
    Wietholter, Kedryn ;
    Louden, Allison E.
    2021-06-01 | PDF
    The Federal Motor Vehicle Safety Standard No. 213 sled test was originally based on the configuration and performance parameters of the 1974 Chevrolet Impala production front bench seat. This sled test was upgraded on June 24, 2003, by incorporating advanced child anthropomorphic test devices and associated injury criteria and by modifying some fea ...
  • Seat Belt Assembly Tensile Test Procedure Development
    Seat Belt Assembly Tensile Test Procedure Development
    Wietholter, Kedryn ;
    Wetli, Alaine
    2021-06-01 | PDF
    Federal Motor Vehicle Safety Standard (FMVSS) No. 209, Seat Belt Assemblies, specifies requirements, including performance requirements, for seat belt assemblies used in motor vehicles. The standard includes an assembly performance tensile test where seat belt assemblies must withstand a minimum tensile force and not exceed an elongation limit. NHT ...
  • Occupant Safety in Vehicles Equipped with Automated Driving Systems Part 2 Crash Safety Considerations for OutofPosition Occupant Posture in Vehicles with Automated Driving Systems Field Data Investigation
    Occupant Safety in Vehicles Equipped with Automated Driving Systems, Part 2: Crash Safety Considerations for Out-of-Position Occupant Posture in Vehicles with Automated Driving Systems - Field Data Investigation
    Panzer, Matthew B. ;
    Shaw, Greg
    2021-05-01 | PDF
    One of the main advantages of automated driving systems (ADS) is that they promise to substantially reduce the frequency and severity of crashes. While there is optimism as to their ultimate safety benefit, there will likely be a transition period from human-driven to computer-driven vehicles that may bring new, and potentially in-creased, risks. O ...
  • Test Procedures with Countermeasure Timing Constraints for Intersection Movement and Left Turn Assist Safety Applications
    Test Procedures with Countermeasure Timing Constraints for Intersection Movement and Left Turn Assist Safety Applications
    Azeredo, Philip ;
    Tiernan, Tim
    2021-05-01 | PDF
    This report describes test procedures with countermeasure timing constraints used to qualify the performance of intersection movement assist and left turn assist safety applications. These applications warn the driver of an imminent straight-crossing-paths or left-turn-across-path/opposite-direction collision at a road junction. The test procedures ...
  • Performance of Energy Management Features of Child Restraint System LATCH Hardware
    Performance of Energy Management Features of Child Restraint System LATCH Hardware
    Manary, Miriam A. ;
    Klinich, Kathleen DeSantis
    2021-05-01 | PDF
    This small-scale study used sled testing to explore the effects of two commercially available CRS (child restraint system) LATCH (Lower Anchors and Tethers for Children) energy management features on the loads delivered to the vehicle LATCH hardware and the resulting anthropomorphic test device (ATD) accelerations and excursions. Paired sled tests ...
  • Hazard Analysis of Concept HeavyTruck Platooning Systems
    Hazard Analysis of Concept Heavy-Truck Platooning Systems
    Polinori, Anthony ;
    Rice, Tony
    2021-05-01 | PDF
    This study explores the potential safety implications of two heavy-truck platooning concepts. The findings summarized in this final report are intended to assist with identifying and assessing potential safety hazards and risks associated with concept heavy truck platooning systems. This study reviewed heavy truck platooning systems and concepts un ...
  • Advanced Test Tools for ADAS and ADS
    Advanced Test Tools for ADAS and ADS
    Albrecht, Heath ;
    Barickman, Frank S.
    2021-05-01 | PDF
    This document describes the current test tools and capabilities established at NHTSA’s Vehicle Research and Test Center for researching the safety performance of advanced driver assistance systems (ADAS) and automated driving systems (ADS) in a closed-course setting. This paper focuses on immediate and future needs for ADAS and ADS closed-course te ...
81 - 100 / 249