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Given the collected data converted to electronic form, some "processing" is necessary to mitigate the obvious errors, and some analysis is usually necessary to convert data into useful...
Graphic Version
Process flowchart with eight shapes and twelve connectors.
Flowchart LogicCylinder 1 flows into Rectangle 2 and 3 Rectangle 2 flows into Rectangle 3...
A data system produced within a DOT agency is linked to that organizations strategic planning. The data are compiled to measure success toward a goal, satisfy an external user need (which...
Graphic Version
Process flowchart with six shapes and five connectors.
Flowchart LogicParallelogram 1, 2 and 4 flow into Rectangle 3...
Once a data system exists, the key to achieving and maintaining a high level of data quality is to regularly assess all aspects of data quality and improve the data collection and...
September 2002
Table of Contents File Formats Entire Report PDF (192KB) ...The problem: Transportation-related deaths and injuries are key measures of interest in the department's strategic plan. But the modes currently use up to eight different sets of definitions and...
The problem: Much of our data collection for safety data continues to follow old patterns of paper reportingsometimes still on paper, and sometimes an automated facsimile of paper reporting. This is manually...
The problem: Accidents, deaths, and injuries are "lagging" indicators, in the sense that they tell us after things have already gone wrong. "Leading" indicators, on the other hand, might be useful in...
Deaths and injuries are a major cost in transportation. Transportation fatalities rank third as the cause of lost years of life in the U.S. (behind heart disease and cancer). Several travel modes have death counts whose impact exceeds that of AIDS. But the Department of...