Analytical Users Manual 1975 - 2011 FARS Analytical User’S Manual 1975 – 2011
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DOT HS 811 693 December 2012 Fatality Analysis Reporting System (FARS) Analytical Users Manual 1975 - 2011 FARS Analytical User’s Manual 1975 – 2011 U. S. Department of Transportation National Highway Traffic Safety Administration National Center for Statistics and Analysis Washington, D.C. 20590 Table of Contents New in 2011 FARS ......................................................................................................... 2 Data Elements with Changes in Definitions and Attributes ................................... 2 Summary of the SAS Naming Changes in 2011 .................................................. 5 Preface ........................................................................................................................... 6 FARS Operations ............................................................................................................ 7 FARS Instructions ........................................................................................................... 9 FARS SAS Data Files ................................................................................................... 10 FARS Data Element List ............................................................................................... 13 Data Element Definitions and Codes ............................................................................. 23 The ACCIDENT Data File .................................................................................. 28 The VEHICLE Data File ..................................................................................... 82 The PERSON Data File ................................................................................... 233 The CEVENT Data File ................................................................................... 278 The VEVENT Data File .................................................................................... 285 The VSOE Data File ........................................................................................ 292 The FACTOR Data File ................................................................................... 296 The VIOLATN Data File ................................................................................... 298 The VISION Data File ...................................................................................... 302 The MANEUVER Data File .............................................................................. 304 The DISTRACT Data File ................................................................................ 306 The DRIMPAIR Data File................................................................................. 308 The NMIMPAIR Data File ................................................................................ 310 The NMCRASH Data File ................................................................................ 312 The NMPRIOR Data File ................................................................................. 314 The SAFETYEQ Data File ............................................................................... 316 The PARKWORK Data File ............................................................................. 318 The PBTYPE Data File .................................................................................... 405 Appendices ................................................................................................................. 429 Appendix A: Vehicle Make/Model Designation ........................................... 430 Appendix B: V23 Accident Type Diagram................................................... 506 Appendix C: Additional Data Element Information ...................................... 507 Appendix D: FARS Data Elements by SAS Data File and Year .................. 540 Appendix E: Summary of the 2010 FARS Changes ....................................... 559 FARS Analytical User’s Manual Table of Contents 1 FARS Analytical User’s Manual New in 2011 FARS New in 2011 FARS Data Elements with Changes in Definitions and Attributes Below is a list of FARS data elements that have substantial changes for 2011. DATA DATA NEW/ NEW/ ELEMENT ELEMENT REVISED REVISED COMMENTS # NAME VALUES REMARKS C3 Number of X . Update Range to: 00-99. Forms Submitted for Persons Not in Motor Vehicles C14 Milepoint X X . Changed format from 5 alphanumeric to 5 numeric. Updated element attributes with the addition of the decimal point. C17 Crash X . Delete attribute 98 – Not Reported Events- Sequence of Events C18 First Harmful X X . Delete attribute 98 – Not Reported Event C30 EMS Time at X X . Added new attribute 9996 – Transport Hospital Terminated. V4 Number of X X . Delete attribute 98 - Not Reported Occupants V9 Vehicle Make X X . Added new Make 66 - Mahindra V10 Vehicle X . Add new attribute 598 – Low Speed Model Vehicle (LSV) / Neighborhood Electric Vehicle (NEV) and 870 – Medium/Heavy Van-Based Vehicle. FARS Analytical User’s Manual New in 2011 FARS 2 FARS Analytical User’s Manual New in 2011 FARS DATA DATA NEW/ NEW/ ELEMENT ELEMENT REVISED REVISED COMMENTS # NAME VALUES REMARKS V10 Body Type X X . Added new attributes: 55 – Van-Based Bus GVWR > 10,000 lbs. and 94 – Low Speed Vehicle (LSV) / Neighborhood Electric Vehicle (NEV) . Updated attributes: 61 – Single-unit straight truck or Cab-Chassis (10,000 lbs. < GVWR < or = 19,500 lbs.), 62 – Single-unit straight truck or Cab-Chassis (19,500 lbs. < GVWR < or = 26,000 lbs.), 63 – Single-unit straight truck or Cab- Chassis (GVWR > 26,000 lbs.), 64 – Single-unit straight truck or Cab-Chassis (GVWR unknown). V27 Location of X X . Add new attribute: 7 – In Parking Rollover Lane/Zone V31 Sequence of X X . Removal of attribute 98 - Not Reported Events V32 Most Harmful X . Added new remarks. Event . Removal of attribute 98 - Not Reported D5 Driver’s X X . Delete attribute 00 - No Driver Present License State D6 Driver’s Zip X X . Delete attribute 99997 - No Driver Code Present D23/ Condition X X . Updated attribute 99 – Unknown If NM14 (Impairment) Physically Impaired. at Time of Crash D24 Related X . Updated attribute 12 – Mother of Dead Factors- Fetus/ Mother of Infant Born Post Driver Level Crash PC7 Speed Limit X X . Change attribute range from 01-95 to 05- 80 (in 5 mph increments). PC12 Traffic X X . Updated attributes: 32 23 – School Control Zone Device FARS Analytical User’s Manual New in 2011 FARS 3 FARS Analytical User’s Manual New in 2011 FARS DATA DATA NEW/ NEW/ ELEMENT ELEMENT REVISED REVISED COMMENTS # NAME VALUES REMARKS PC14 Driver Vision X X . Updated attribute: 95 - No Driver Present Obscured By / Unknown if Driver Present PC15 Driver X X . Updated attribute: 95 - No Driver Present Maneuvered / Unknown if Driver Present to Avoid PC16 Driver X X . Updated attribute: 16 - No Driver Present Distracted By / Unknown if Driver Present PC17 Pre-Event X X . Updated attributes: 02 – Decelerating in Movement Roadway, 03 – Accelerating in Roadway, (Prior to 04 – Starting in Roadway, 05 – Stopped Recognition in Traffic Lane in Roadway. 07 – of Critical Disabled or ―Parked‖ in Travel Lane Event) PC19 Critical X X . Updated attributes: 15 – Turning left at Event- trafficway junction, 16 – Turning right at Precrash trafficway junction, 80 – Pedestrian in (Event) roadway road, 81 – Pedestrian approaching roadway road, 83 – Pedalcyclist or other non-motorist in roadway road (specify:), 84 – Pedalcyclist or other non-motorist approaching roadway road (specify:), 85 – Pedalcyclist or other non-motorist unknown location (specifiy:),87 – Animal in roadway road, 88 – Animal approaching roadway road, 90 – Object in roadway road, 91 – Object approaching roadway road P7/NM7 Person Type X X . Deleted attribute: 88 - Not Reported. P8/NM8 Injury X . Deleted attribute: 8 – Not Reported Severity P26/NM25 Related X X . Updated attributes: 18 – Mother of Dead Factors- Fetus/ Mother of Infant Born Post Person Level Crash (Motor Vehicle Occupant) FARS Analytical User’s Manual New in 2011 FARS 4 FARS Analytical User’s Manual New in 2011 FARS Summary of the SAS Naming Changes in 2011 Locator 2010 New 2011 Data Element Name Code SAS Name SAS Names Number of Persons Not in Motor Vehicles in C3A N/A PERNOTMVIT Transport (MVIT) C4B N/A PVH_INVL Number of Parked/Working Vehicles Involved Number of Persons in Motor Vehicles in Transport C5A N/A PERMVIT (MVIT) V126 N/A TIRE_SZE Original Tire Size V127 N/A DISPLACE Cubic Inch Displacement V128 N/A CYLINDER Number of Cylinders V129 N/A CARBUR Carburetion V130 N/A WHLDRWHL Number of Wheels/Drive Wheels V131 N/A TON_RAT Ton Rating V132 N/A TRK_WT Shipping Weight V133 N/A TRKWTVAR Shipping Weight Variance V134 N/A VIN_REST VIN Restraint Type V135 N/A MCYCL_WT Dry Weight V136 N/A MCYCL_CY Number of Engine Cycles NM4 N_MOT_NO STR_VEH Number of Motor Vehicle Striking Non-Motorist The data elements in RED are new to 2011 FARS. The data elements in BLUE are changed in 2011 FARS. FARS Analytical User’s Manual New in 2011 FARS 5 FARS Analytical User’s Manual Preface Preface One of the primary objectives of the National Highway Traffic Safety Administration (NHTSA) is to reduce the staggering human toll and property damage that motor vehicle traffic crashes impose on our society. Crashes each year result in thousands of lives lost, hundreds of thousands of injured victims, and billions of dollars in property damage. Accurate data are required to support the development, implementation, and assessment of highway safety programs aimed at reducing this toll. NHTSA uses data from many sources, including the