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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 61 - 80 of 249 results
  • RearSeat Frontal Crash Protection Research with Application to Vehicles with Automated Driving Systems Volume 1
    Rear-Seat Frontal Crash Protection Research with Application to Vehicles with Automated Driving Systems, Volume 1
    Hardy, Warren N ;
    Kemper, Andrew R
    2022-09-01 | PDF
    This report explores crash outcomes when tests designed for frontal crash protection are run with rear-seat 50thpercentile male occupants. Seven vehicle bucks were constructed for use in sled testing. Twenty-five tests were conducted using a 1.4-MN Seattle Safety ServoSled. Three crash pulses were used for each vehicle: an “NCAP85” pulse (NCAP puls ...
  • Crash Simulation of FMVSS No 214 Safety Performance
    Crash Simulation of FMVSS No. 214 Safety Performance
    Reichert, Rudolf ;
    Kan, Cing-Dao
    2022-09-01 | PDF
    Federal Motor Vehicle Safety Standard (FMVSS) No. 214 requires doors in applicable vehicles to meet minimum force requirements when subjected to a static load in addition to the occupant protection requirements for the dynamic moving deformable barrier (MDB) and vehicle-to-pole (VTP) tests. The mutual effect of non-compliance was studied using vali ...
  • Integrated Seat Belt System Model Development
    Integrated Seat Belt System Model Development
    Bridges, Wade ;
    Ganesan, Velayudham
    2022-08-01 | PDF
    This research report documents the development of a finite element model representing a seat with integrated seat belts from a recent model passenger vehicle. Static tests evaluated seat deformation and potential failure mechanisms. Dynamic tests with appropriate anthropomorphic test dummies evaluated occupant kinematics and injury in high-severity ...
  • Development of Test Procedures for Lower Interior Rear Seat Occupant Protection
    Development of Test Procedures for Lower Interior Rear Seat Occupant Protection
    Wietholter, Kedryn
    2022-07-01 | PDF
    NHTSA conducted research to develop test procedures and assessment criteria to address injuries from impacts with lower interior surfaces in the rear seat, focusing on head and face injuries due to contacts with seat backs, head restraints, and lower B-pillars. To evaluate the head injury potential of production vehicles, vehicles were tested using ...
  • Evaluation of the WorldSID 50th Percentile Male Side Impact Dummy Qualification and Sled Test Repeatability and Reproducibility
    Evaluation of the WorldSID 50th Percentile Male Side Impact Dummy— Qualification and Sled Test Repeatability and Reproducibility
    Rhule, Dan ;
    Stricklin, Jim
    2022-07-01 | PDF
    This report summarizes NHTSA’s evaluation of repeatability and reproducibility of the Worldwide harmonized Side Impact Dummy (WorldSID) 50th percentile adult male dummy in qualification and sled test environments. Based on the results presented in this document, NHTSA finds that the WorldSID 50th male test dummy exhibits an acceptable level of repe ...
  • Hydrogen Container Performance Testing
    Hydrogen Container Performance Testing
    Dixon, Matthew ;
    Smutny, Tanja
    2022-06-01 | PDF
    This report describes research to evaluate the life cycle durability testing requirements for high pressure hydrogen containers set forth in the Global Technical Regulation (GTR) No. 13 for hydrogen and fuel cell vehicles. NHTSA is considering adopting the GTR requirements into a Federal Motor Vehicle Safety Standard. However, the GTR lacks detail ...
  • Firewall Design in Buses To Mitigate the Propagation of Engine Fires
    Firewall Design in Buses To Mitigate the Propagation of Engine Fires
    Huczek, Jason P ;
    Janssens, Marc L.
    2022-06-01 | PDF
    This report describes the results of research that was conducted to evaluate designs of the partition between the engine compartment and the passenger compartment in motorcoaches (rear-mounted engines), medium-size buses (forward-mounted engines), and school buses. The research examined the following. The ability of the partitions to mitigate the p ...
  • Foundations of Automotive Software
    Foundations of Automotive Software
    Arthur, David ;
    Becker, Christopher
    2022-06-01 | PDF
    This report chronicles the history as well as the current state-of-the-art practices of software development within the automotive sector. Key concepts, approaches, trends, and knowledge of automotive software development were collected to benchmark industry practices as well as to compare these to non-automotive industry sectors. The report provid ...
  • Testing of Unattended Child Reminder Systems
    Testing of Unattended Child Reminder Systems
    Prasad, Aloke ;
    Wetli, Alaine
    2022-04-01 | PDF
    NHTSA tested aftermarket, prototype, and original equipment manufacturer (OEM) unattended child reminder systems available for purchase or testing in the summer of 2020. Generalized functional assessment methodologies to document the systems’ capabilities were developed. The study intended to assess new systems and technologies introduced since the ...
  • FMVSS No 213a Side Impact Test Evaluation and Revision
    FMVSS No. 213a Side Impact Test Evaluation and Revision
    Louden, Allison E. ;
    Wietholter, Kedryn
    2022-04-01 | PDF
    In 2014 NHTSA published a notice of proposed rulemaking (NPRM) requiring all child restraint systems (CRSs) seating children up to 40 lb to provide protection in side impact crashes. The proposed sled test simulates rear seat environment of the two-vehicle side crash replicated by the Federal Motor Vehicle Safety Standard No. 214, “Side impact prot ...
  • Results of Event Data Recorders PreCrash Duration Study A Report to Congress
    Results of Event Data Recorders Pre-Crash Duration Study: A Report to Congress
    United States. Department of Transportation. National Highway Traffic Safety Administration. Office of Vehicle Safety Research
    2022-03-01 | PDF
    The 2015 Fixing America’s Surface Transportation Act (FAST Act), Pub. L. No. 119-14, SEC. 24303, Vehicle Event Data Recorder Study, requires NHTSA to submit to Congress a report on results of a study determining the amount of time event data recorders in passenger motor vehicles should capture and record vehicle-related data to provide sufficient i ...
  • Propagation Mitigation Testing Procedures Modeling and Analysis
    Propagation Mitigation Testing Procedures, Modeling, and Analysis
    Lamb, Joshua ;
    Kim, Jinyong
    2022-03-01 | PDF
    This work explores propagation mitigation in packs of lithium ion pouch cells commonly used in large electric vehicles. Sub-assemblies were constructed of three cells wired in series used to build the full test pack by wiring three of the sub-assemblies together in parallel. Abuse tests were then used to initiate failure within a single cell in eit ...
  • Event Data Recorder Duration Study Appendix to a Report to Congress Report No DOT HS 813 082B
    Event Data Recorder Duration Study [Appendix to a Report to Congress. Report No. DOT HS 813 082B]
    Chen, Rong Jackey ;
    Tatem, Whitney
    2022-03-01 | PDF
    Widespread deployment of event data recorders offers opportunity to determine crash causation and better understand driver pre-crash behavior. New EDRs yield comprehensive snapshots of the vehicle kinematics and driver inputs prior to a crash including vehicle speed, yaw rate, acceleration, accelerator position, brake application, and steering inpu ...
  • Comparison of the aPLI FlexPLI with Upper Body Mass and FlexPLI Pedestrian Legforms in MatchedPair Vehicle Tests
    Comparison of the aPLI, FlexPLI with Upper Body Mass, and FlexPLI Pedestrian Legforms in Matched-Pair Vehicle Tests
    Suntay, Brian ;
    Stammen, Jason
    2022-02-01 | PDF
    Pedestrian knee ligament injuries and lower leg fractures are the most frequent and among the most debilitating long-term injuries in motor vehicle crashes. Global Technical Regulation No. 9, Pedestrian Safety, has been adopted by the international community to mitigate these pedestrian injuries through improved vehicle bumper systems. The current ...
  • WorldSID 50th Percentile Male Durability Assessment
    WorldSID 50th Percentile Male Durability Assessment
    Rhule, Dan ;
    Millis, William
    2022-01-01 | PDF
    The purpose of this report is to document the durability assessment of the WorldSID 50th Percentile Adult Male dummy when exposed to severe test conditions. In this assessment, the dummy was subjected to component qualification tests conducted at elevated energy levels. Prior to and following completion of the elevated energy tests, the dummy was e ...
  • Assessing the Feasibility of Adding Additional Actors to Intersection Safety Assist Draft Test Scenarios
    Assessing the Feasibility of Adding Additional Actors to Intersection Safety Assist Draft Test Scenarios
    Davis, Ian J. ;
    Forkenbrock, Garrick J.
    2021-11-01 | PDF
    This report summarizes how variants of two test scenarios and three sub-scenarios, proposed in NHTSA’s intersection safety assist (ISA) draft research test procedure, were used to assess the feasibility of increasing the number of actors (e.g., other vehicles) in each driving situation. Better understanding the technical and logistic factors associ ...
  • Assessing the Feasibility of Adding Additional Actors to Traffic Jam Assist Test Scenarios
    Assessing the Feasibility of Adding Additional Actors to Traffic Jam Assist Test Scenarios
    Fogle, Erin E. ;
    Manahan, Taylor
    2021-11-01 | PDF
    This report summarizes how the suddenly revealed stopped vehicle (SRSV) and lead vehicle lane change with braking (LVLCB) test scenarios defined in NHTSA’s traffic jam assist (TJA) draft research test procedure were used to assess the feasibility of increasing the number of actors in each driving situation. Better understanding the technical and lo ...
  • Classification of Level 2 Driving Automation Events Observed on Public Roads Part 2
    Classification of Level 2 Driving Automation Events Observed on Public Roads – Part 2
    Snyder, Andrew C. ;
    Rao, Sughosh J.
    2021-11-01 | PDF
    This report summarizes data collected while operating two passenger vehicles equipped with SAE level 2 driving automation systems on public roadways using three pre-established test routes. Driver-annotated videos were used to document system operation during a variety of traffic scenarios. Three classification types were used to categorize events ...
  • Repeatability and Reproducibility of the FMVSS No 213 Side Impact Test
    Repeatability and Reproducibility of the FMVSS No. 213 Side Impact Test
    Wietholter, Kedryn ;
    Louden, Allison E.
    2021-11-01 | PDF
    This report documents NHTSA’s evaluation of testing using the proposed FMVSS No. 213 child side impact procedures conducted on both acceleration and deceleration sleds. In January 2014 the NHTSA released a Notice of Proposed Rulemaking to amend FMVSS No. 213 to include a side impact test and additional performance requirements for child restraint s ...
  • Automated Driving Systems Communication of Intent with Shared Road Users
    Automated Driving Systems’ Communication of Intent with Shared Road Users
    Jenness, James ;
    Benedick, Amy K
    2021-11-01 | PDF
    This project explored shared road users’ potential needs for information about Automated Driving Systems’ (ADS) intent and developed preliminary laboratory testing procedures for assessing external human-machine interface (eHMI) designs for communicating the intent of ADS-equipped vehicles. In Study 1, researchers interviewed driving instructors to ...
61 - 80 / 249