Before revision: Transportation Transportation infrastructures such as canals, railways, highways, airways and pipelines include the following: road and highway networks, including structures (bridges, tunnels, culverts, retaining walls), signage and markings, electrical systems (street lighting and traffic lights), edge treatments (kerbs, footpaths, landscaping) and specialised facilities such as road maintenance depots and rest areas mass transit systems (commuter rail systems, subways, light rail, ferries, trams, city bicycle sharing systems, city car sharing systems and bus transportation) railways, including track, structures, terminal facilities (rail yards, railway stations), bridges, level crossings, signalling and communications systems canals and navigable waterways requiring continuous maintenance (dredging, etc.)
After revision: ,Transportation Transportation infrastructures such as canals, railways, highways, airways and pipelines include the following: road and highway networks, including structures (bridges, tunnels, culverts, retaining walls), signage and markings, electrical systems (street lighting and traffic lights), edge treatments (kerbs, footpaths, landscaping) and specialised facilities such as road maintenance depots and rest areas mass transit systems (commuter rail systems, subways, light rail, ferries, trams, city bicycle sharing systems, city car sharing systems and bus transportation) railways, including track, structures, terminal facilities (rail yards, railway stations), bridges, level crossings, signalling and communications systems canals and navigable waterways requiring continuous maintenance (dredging, etc.)