Abstract: An empirical, three-regime, freeway queuing duration model is developed from a database of 161 observations. The explanatory variable is the ratio of the annual average daily traffic volume to hourly capacity (

Abstract: A simplified version of the program evaluation and review technique (PERT) for project planning is developed and tested. The simplification is to reduce the number of estimates required for activity durations from three, ...

Abstract: A transportation infrastructure maintenance management system (TIMMS) for a small urban city is developed. Uintah, Utah, year 2005 population 2,000, is studied. As of Fall 2001, this suburb of the Salt Lake City–Ogden urban ...