AUTOMOBILE WINDSHIELDS, SURFACE DETERIORATION

THIRTEEN WINDSHIELDS ON GENERAL MOTORS CARS WERE SELECTED AT RANDOM FROM A PARKING LOT FOR TEST. PHOTOGRAPHS WERE MADE THROUGH EACH WINDSHIELD OF THE SCATTERED LIGHT SURROUNDING AUTOMOBILE HEADLIGHTS. DAMAGE FROM WINDSHIELD WIPER ACTION SEEMED TO BE RELATED TO MILES OF TRAVEL; DAMAGE FROM HAND CLEANING AND ICE SCRAPING OPERATIONS WAS UNRELATED TO AGE OR MILEAGE. PITTING FROM SMALL HIGH VELOCITY PARTICLES WAS OBSERVED. EIGHT OF THE 13 WINDSHIELDS WERE JUDGED TO CAUSE NOTICEABLE INCREASE IN HEADLIGHT GLARE AND TO BE UNSAFE FOR NIGHT DRIVING. /HSL/

• Corporate Authors:

  Indiana University, Bloomington

  107 S Indiana Avenue
  Bloomington, IN  United States  47405
• Authors:
  • Allen, M J
• Publication Date: 1970

Subject/Index Terms

• TRT Terms: Automobiles; Glare; Headlamps; Photographs; Pitting; Windshield wipers; Windshields
• Old TRIS Terms: Wipers
• Subject Areas: Highways; Safety and Human Factors;

Filing Info

• Accession Number: 00221064
• Record Type: Publication
• Source Agency: Highway Safety Literature
• Report/Paper Numbers: 5 pp
• Files: TRIS
• Created Date: Sep 28 1970 12:00AM