Pedestrian Grade Separation Locations: A Priority Ranking System

 
Source: New Jersey Department of Transportation

"This report describes the development of a priority ranking system for locations whre the installation of a pedestrian grade separation is proposed. The system considers two categories of locations; i.e. where pedestrian activity is possible and where pedestrian activity is not possible.

"The system is based on subjective weights applied to parameters which are measured in the field. There are five parameters for locations where pedestrian activity is possible. These are pedestrian-vehicle volume, sight distance or pedestrian crossing, school crossing, distance to alternate crossing, and judgment. There are three parameters for locations where pedestrian activity is not possible. These are trip generation, distance to alternate crossing, and judgment. The procedure permits locations to be evaluated in a consistent manner and allows the expenditure of limited construction funds in the most technically, efficient manner.

"Computer programs have been developed for performing the necessary mathematical operations to give the final listing in priority ranking. A manual method utilizing graphs has also been developed."

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