map of Casey Overpass at Arnold Arboretum

Emerald Necklace Greenway
Problem 1b: Casey Overpass

Access from the Arnold Arboretum to the wide sidewalk of the Casey Overpass is across a two-lane exit ramp with no marked crosswalk and no warnings for cars. On the north side of the overpass, the sidewalk dead-ends.

[Problem site 1a] [Greenway map] [Problem site 2a]

Casey Overpass