JUDGMENT OF VEHICLE SPPED AND TRAFFIC PATTERNS: PHASE II

THE OBJECT IS TO ESTABLISH THE DIFFERENTIAL BETWEEN SPEED ESTIMATION AS A JUDGMENT FACTOR AND SPEED ESTIMATION IN COMBINATION WITH TRAFFIC PATTERNS AND MOVEMENTS OF OTHER INDIRECTLY RELATED VEHICLES. ANALYSIS OF 170 SUBJECTS' SPEED ESTIMATIONS AND TRAFFIC PATTERN JUDGMENTS FROM A 16 MM MOTION PICTURE TAKEN FROM AN AUTOMOBILE MOVING ALONG A FREEWAY, IN PART, DEMONSTRATES THE FOLLOWING: (1) A REDUCTION OF THE RANGE OF SPEED ESTIMATIONS WITH THE EXCLUSION OF OLDER DRIVERS, AND (2) INDIVDUAL DRIVERS WERE CONSISTENT IN THEIR ESTIMATIONS. /FHWA/

• Corporate Authors:

  University of California, Los Angeles

  Los Angeles, CA  United States 

  California Division of Highways

  Bridge Department
  Sacramento, CA  United States  05914

  Federal Highway Administration

  1200 New Jersey Avenue, SE
  Washington, DC  United States  20590
• Publication Date: 0

Subject/Index Terms

• TRT Terms: Age; Drivers; Estimates; Judgment (Human characteristics); Motion pictures; Traffic flow; Traffic speed; Travel patterns
• Uncontrolled Terms: Traffic patterns
• Subject Areas: Highways; Safety and Human Factors;

Filing Info

• Accession Number: 00222597
• Record Type: Publication
• Source Agency: Federal Highway Administration
• Report/Paper Numbers: B-2-8
• Files: TRIS, USDOT
• Created Date: Oct 19 1970 12:00AM