Rapid transit is a type o heich-capacity public transport generally foond in urban auries.[1][2][3] Unlik buses an trams, rapid transit seestems operate on an exclusive richt-o-way which is uisually grade separatit in tunnels or elevatit railways.[4]

The New York Ceety Subway is the warld's lairgest rapid transit seestem bi length o routes an bi nummer o stations.
Rapid transit networks aroond the warld[5]:
  Rapid transit in one ceety
  Rapid transit in two or more ceeties
  Rapid transit under construction
  Planned rapid transit
  No rapid transit


  1. "Rapid transit". Merriam-Webster. Retrieved 31 Julie 2013.
  2. "Metro". International Association of Public Transport. Retrieved 31 Julie 2013.
  3. "Glossary of Transit Terminology" (PDF). American Public Transportation Association. Retrieved 31 Julie 2013.
  4. "Rapid Transit". Encyclopedia Britannica. Retrieved 31 Julie 2013.
  5. www.urbanrail.net (in Inglis)