infrastructure

This linear feature class includes the Bureau of Transportation's guardrails, which are longitudinal roadside barriers. This dataset classifies 5 types of guardrails, differentiated by the attribute GuardRailType. These categories are Concrete (4711), Rail (4712), Rock Barrier (4713), Post & Cable (4714) and Other (4710).

This point feature class is a reference overlay that indicates where curb ramps exist in the sidewalk system.

This linear feature class is part of the Bureau of Transportation's sidewalk system (the entire system consists of sidewalk, corners and curbs). Curbs not only provide the edge for the pedestrian network but they also channel water to the drainage system which helps preserve the street pavement.