THIRD QUARTERLY REPORT OF PROGRESS INDEVELOPMENT OF SHOCK INDEX CLASSIFICATIONS FOR HIGHWAY CARGO VEHICLES

PROGRESS IS REPORTED ON THE DEVELOPMENT OF A SHOCK INDEX RELATIONSHIP TO BE USED FOR CARGO RIDE CLASSIFICATION OF HIGHWAY CARGO VEHICLES. STATIC MEASUREMENTS WERE MADE OF THE PHYSICAL CHARACTERISTICS OF THREE TRUCKS AND ONE TRACTOR-TRAILER INCLUDING CARGO CAPACITIES FROM 2500 LB. TO 20,000 LB. DYNAMIC MEASUREMENTS OVER A ROAD COURSE FOR THE TRACTOR-TRAILER AND OVER A THREE-BUMP COURSE FOR THE THREE TRUCKS WERE MADE WITH EACH VEHICLE IN TWENTY-FOUR DIFFERENT LOADING CONFIGURATIONS. TESTS ARE NEARLY COMPLETED ON A 30,000 LB. TRACTOR-TRAILER AT THIS TIME. TENTATIVE SHOCK INDEX RELATIONSHIPS ARE BEING DEVELOPED BASED ON THE DATA OBTAINED. /AUTHOR/

• Supplemental Notes:
  • Rept A-323293, 10 PP, 1 FIG, 1 APP
• Corporate Authors:

  General Testing Company

  ,    
• Publication Date: 1970-6-30

Subject/Index Terms

• TRT Terms: Commodities; Dynamic tests; Freight transportation; Highway transportation; Potholes; Ratios; Road tests; Shock (Mechanics); Static tests; Tractor trailer combinations; Trucks
• Old TRIS Terms: Hole /in roadway/; Indexes (Ratios)
• Subject Areas: Freight Transportation; Highways; Motor Carriers; Safety and Human Factors; Vehicles and Equipment;

Filing Info

• Accession Number: 00223350
• Record Type: Publication
• Files: TRIS
• Created Date: Oct 19 1970 12:00AM