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Concrete Barrier Geometrics (Us-41 Bridge In Henderson, Kentucky), Kentucky Transportation Research Program
Concrete Barrier Geometrics (Us-41 Bridge In Henderson, Kentucky), Kentucky Transportation Research Program
Kentucky Transportation Center Research Report
The bridge railing constructed on the approaches to the US-41 northbound bridge over the Ohio River at Henderson, Kentucky, is not in conformance with specifications The vertical face was constructed to be an average height of 4 3/4 inches above the pavement surface rather than the specified 3 inches. From the top of the vertical face, the barrier conformed to a standard New Jersey barrier. However, this meant the intersection between the two sloping surfaces was 14 1/2 inches rather than 13 inches above the pavement surface.
An analysis was conducted to ascertain whether the in-place barrier walls (bridge rail) …
Alcohol Impact Evaluation (Interim Report), Jerry G. Pigman, Kenneth R. Agent
Alcohol Impact Evaluation (Interim Report), Jerry G. Pigman, Kenneth R. Agent
Kentucky Transportation Center Research Report
This report is an evaluation of increased police enforcement to reduce alcohol related accidents in Lexington-Fayette County, Kentucky. Three types of information were collected for the analysis; accident data, arrest and adjudication data, and personal opinion data obtained by means of a questionnaire survey. Accident data were collected for two years before the Traffic Alcohol Program (TAP) and one year during the program. A 25 percent sample of arrest and adjudication data was collected one year before and one year during TAP. The questionnaire was sent to 2,500 registered vehicle owners.
Results from before-and-after comparisons and time-series analysis show alchol …