Walkway

In American English, walkway is a composite or umbrella term for all engineered surfaces or structures which support the use of trails. The New Oxford American Dictionary also defines a walkway as `a passage or path for walking along, esp. a raised passageway connecting different sections of a building or a wide path in a park or garden.` The wo.....
Found on http://en.wikipedia.org/wiki/Walkway

Walkway

A narrow footway supported by the main structure to provide access to a maintenance platform.
Found on http://www.corusconstruction.com/en/design_guidance/the_blue_book/

Walkway

An area for general pedestrian use (other than a sidewalk or path) such as courtyards, plazas, and pedestrian malls.
Found on http://www.americantrails.org/
No exact match found