double-rail track circuit

  • 81Train miniature — Modélisme ferroviaire Dépôt en 0 (échelle 1:43,5) présentant des locomotives françaises type 230 F et 141 P. Le modélisme ferroviaire est une activité de modélisme concernant les trains et le monde ferroviaire, et tout particulièrement leur… …

    Wikipédia en Français

  • 82Trains miniatures — Modélisme ferroviaire Dépôt en 0 (échelle 1:43,5) présentant des locomotives françaises type 230 F et 141 P. Le modélisme ferroviaire est une activité de modélisme concernant les trains et le monde ferroviaire, et tout particulièrement leur… …

    Wikipédia en Français

  • 83Equestrian Sports — ▪ 2009 Introduction Thoroughbred Racing. United States.       A seemingly invincible three year old colt named Big Brown took American Thoroughbred racing by storm during the 2008 spring classic season. In the 134th Kentucky Derby on May 3, Big… …

    Universalium

  • 84Relay — This article is about the electrical component. For other uses, see Relay (disambiguation). Automotive style miniature relay, dust cover is taken off A relay is an electrically operated switch. Many relays use an electromagnet to operate a… …

    Wikipedia

  • 85List of cycleways — is a link page for any cycleway anywhere in the world. A greenway is a type of cycleway.See also: offroad cycling, road bicycle racing, track cycling, list of long distance footpaths, List of rail trails Cycleways in AsiaCycleways in Hong… …

    Wikipedia

  • 86Metropolitan line — Metropolitan Colour on map Magenta Year opened 1863 Line type Sub Surface Rolling stock A Stock and S Stock 8 carriages pe …

    Wikipedia

  • 87France — /frans, frahns/; Fr. /frddahonns/, n. 1. Anatole /ann nann tawl /, (Jacques Anatole Thibault), 1844 1924, French novelist and essayist: Nobel prize 1921. 2. a republic in W Europe. 58,470,421; 212,736 sq. mi. (550,985 sq. km). Cap.: Paris. 3.… …

    Universalium

  • 88tunnels and underground excavations — ▪ engineering Introduction        Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …

    Universalium

  • 89Railways in Melbourne — Melbourne rail network  City Loop  Caulfield group  Frankston line  Pakenham line  Sandringham line  Cranbourne line …

    Wikipedia

  • 90India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …

    Universalium