- railroad signal wire
- провод железнодорожной сигнализации;провод СЦБ
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… … Universalium
Signal Corps in the American Civil War — U.S. Army Signal Corps station on Elk Mountain, Maryland, overlooking the Antietam battlefield. The Signal Corps in the American Civil War comprised two organizations: the U.S. Army Signal Corps, which began with the appointment of Major Albert J … Wikipedia
Railroad switch — For other uses, see Switch (disambiguation). A right hand railroad switch with point indicator pointing to right … Wikipedia
Railway semaphore signal — One of the earliest forms of fixed railway signal is the semaphore. These signals display their different indications to train drivers by changing the angle of inclination of a pivoted arm . Semaphore signals were patented in the early 1840s by… … Wikipedia
North American railroad signals — Main article: North American railway signaling Baltimore and Ohio Railroad Color Position Light bracket masts at Magnolia, West Virginia North American railroad signals generally fall into the category of multi headed electrically lit units… … Wikipedia
Railway signal — Not to be confused with Railway signalling. A signal is a mechanical or electrical device erected beside a railway line to pass information relating to the state of the line ahead to train/engine drivers. The driver interprets the signal s… … Wikipedia
Copper wire and cable — Copper has been used in electric wiring since the invention of the electromagnet and the telegraph in the 1820s.[1][2] The invention of the telephone in 1876 proved to be another early boon for copper wire.[3] Today, despite competition from… … Wikipedia
Metro-North Railroad — This article is about the rail service in New York. For the planned Metro North rail line in Dublin, see Dublin Metro. Metro North Railroad Metro … Wikipedia
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
Interlocking — In railway signaling, an interlocking is an arrangement of signal apparatus that prevents conflicting movements through an arrangement of tracks such as junctions or crossings. The signaling appliances and tracks are sometimes collectively… … Wikipedia
American Railway Engineering and Maintenance-of-Way Association — The American Railway Engineering and Maintenance of Way Association (AREMA) is a North American railway industry group. It publishes recommended practices for the design, construction and maintenance of railway infrastructure, which are… … Wikipedia