catwalk (n.)

• berm
• boardwalk
• bridge
• drawbridge
• esplanade
• flyover
• footbridge
• footpath
• gangboard
• gangplank
• gangway
• groove
• mall
• overcrossing
• overpass
• parade
• path
• pathway
• promenade
• run
• runway
• rut
• sidewalk
• span
• towpath
• track
• trail
• viaduct
• walk
• walkway