THE CALCULATION OF NIGHT VISIBILITY DISTANCES OF ROADWAY OBJECTS

This report discusses those elements of the automobile headlighting need to be considered in the evaluation of target detection under general road conditions of lighting, geometry and speed during night driving. The four major areas considered are: a) illumination and glare sources, b) road and target characteristics, c) observer characteristics, and d) the calculation procedure.

• Corporate Authors:

  National Research Council of Canada

  Division of Mechanical Engineering, Montreal Road
  Ottawa, ONo K1A 0R6,   Canada 
• Authors:
  • HUCULAK, P
• Publication Date: 0

Media Info

• Features: Figures; References;
• Pagination: 7 p.

Subject/Index Terms

• TRT Terms: Glare; Headlamps; Night visibility; Street lighting; Tracking systems; Vapors
• Old TRIS Terms: Target detection
• Subject Areas: Highways; Safety and Human Factors;

Filing Info

• Accession Number: 00142071
• Record Type: Publication
• Source Agency: Transportation Association of Canada (TAC)
• Report/Paper Numbers: Rept. No. LTR-ST-723
• Files: TRIS
• Created Date: Oct 29 1977 12:00AM