A PRELIMINARY ANALYTICAL INVESTIGATION OF THE BRIG ROAD SAFETY EDGE CONCEPT
THE BRIG ROAD SAFETY EDGE IS A DEPRESSED EDGE BETWEEN THE PAVEMENT AND THE ROADSIDE SHOULDER . THIS ANALYTICAL STUDY APPLIES A COMPUTER SIMULATION OF THE DYNAMICS OF SINGLE VEHICLE ACCIDENTS IN A PRELIMINARY EVALUATION OF THE BRIG CONEPT. DUE TO THE TIME PERIOD AVAILABLE, THE INVESTIGATION WAS LIMITED IN THE NUMBER OF SIMULATION RUNS; FOUR WERE MADE FOR COMPARISON PURPOSES SIMULATING CONTACTS WITH A CONVENTIONAL CURB. DEVINITIONS ARE GIVEN OF THE REQUIRED PROGRAM MODIFICATIONS AND EXTENSIONS TO INCORPORATE GYROSCOPIC EFFECTS. IT IS CONCLUDED THAT THE PROPOSED BRIG ROAD EDGE WILL PRODUCE CORRECTIVE STEER EFFECTS ONLY UNDER EXTREMELY LIMITED CONDITIONS OF DEPARTURE FROM THE PAVEMENT AND THAT THE MECHANISM THROUGH WHICH THE EFFECTS ARE PRODUCED DIFFERS SUBSTANTIALLY FROM THAT DESCRIBED IN THE U. S. PATENT AND IN AN EARLIER ANALYSIS SUPPORTING THE PATENT CLAIMS. /FHWA/
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Supplemental Notes:
- Cpr-11-3988, 3512-022
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Corporate Authors:
Cornell Aeronautical Laboratory, Incorporated
4455 Genesee Street
Buffalo, NY United States 14221New York State Department of Transportation
1220 Washington Avenue
Albany, NY United States 12232Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC United States 20590 -
Authors:
- MCHENRY, R R
- Publication Date: 1970-10
Subject/Index Terms
- TRT Terms: Computers; Curbs; Design; Gyroscopes; Highway safety; Pavements; Road shoulders; Simulation; Single vehicle crashes; Steering wheels
- Uncontrolled Terms: Edges
- Subject Areas: Design; Highways; Operations and Traffic Management; Pavements; Safety and Human Factors;
Filing Info
- Accession Number: 00219745
- Record Type: Publication
- Source Agency: Federal Highway Administration
- Files: TRIS, USDOT, STATEDOT
- Created Date: Mar 7 1971 12:00AM