permissive block

permissive block
ж.-д.
разрешительный блок-участок

English-Russian scientific dictionary. 2008.

Смотреть что такое "permissive block" в других словарях:

  • permissive blocking — Block system Block system (Railroads) A system by which the track is divided into short sections, as of three or four miles, and trains are so run by the guidance of electric, or combined electric and pneumatic, signals that no train enters a… …   The Collaborative International Dictionary of English

  • Block system — (Railroads) A system by which the track is divided into short sections, as of three or four miles, and trains are so run by the guidance of electric, or combined electric and pneumatic, signals that no train enters a section or block until the… …   The Collaborative International Dictionary of English

  • permissive — ● permissif, permissive adjectif (de permis) Qui manifeste une grande tolérance à l égard des attitudes non conformistes : Sociétés permissives. ● permissif, permissive (expressions) adjectif (de permis) Block permissif, block à permissivité …   Encyclopédie Universelle

  • block system — noun 1. : a system of mountain ranges composed of tilted or uplifted fault blocks compare basin range 2. : a system by which a railroad track is divided into short sections (as of three or four miles) and trains are so run by the guidance of… …   Useful english dictionary

  • permissive blocking — noun : block system …   Useful english dictionary

  • Automatic Block Signal — Basic Automatic Block Signals = Automatic Block Signal, or ABS, systems consist of a series of signals that govern blocks of track between the signals. The signals are automatically activated by the conditions of the block beyond the signal.… …   Wikipedia

  • Railway signalling — Not to be confused with Railway signal. A gantry of British semaphore signals seen from the cab of a steam locomotive Railway signalling is a system used to control railway traffic safely, essentially to prevent trains from colliding. Being… …   Wikipedia

  • Orgreave Train Collision 1926 — Coordinates: 53°22′01″N 1°21′32″W / 53.367°N 1.359°W / 53.367; 1.359 …   Wikipedia

  • Orgreave Paddy Mail accident — The Orgreave Paddy Mail accident occurred on 13 December 1926 and was the second part of a double crash which took place immediately to the west of Orgreaves Colliery signal box, about one mile west of Woodhouse station.Note: The signal box was… …   Wikipedia

  • Blockeinrichtungen — (block system; installations du block système; installazione del sistema di blocco), Anlagen, die zur Sicherung und Regelung des Zugverkehrs auf offener Strecke (Fahren in Raumabstand), sowie zur Sicherung der Fahrten über Weichenstraßen auf… …   Enzyklopädie des Eisenbahnwesens

  • Centralized traffic control — (CTC) is a signalling system used by railroads. The system consists of a centralized train dispatcher s office that controls railroad switches in the CTC territory and the signals that railroad engineers must obey in order to keep the traffic… …   Wikipedia


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