double-track system
1Double track — This article is about the use of two tracks on a railway line. For the sound recording technique, see doubletracking. A double track railway line A double track railway usually involves running one track in each direction, compared to a single… …
2Double junction — (left hand running) A double junction is a railway junction where a double track railway splits into two double track lines. Usually, one line is the main line and carries traffic through the junction at normal speed, while the other track is a… …
3Track (rail transport) — Permanent way redirects here. For other uses, see Permanent way (disambiguation). Twin rail tracks in a wooded area …
4Track circuit — A track circuit is a simple electrical device used to detect the presence or absence of a train on rail tracks, used to inform signallers and control relevant signals. Principles and operation The basic principle behind the track circuit lies in… …
5Double Loop (Geauga Lake) — Double Loop The famous twin vertical loops Location Geauga Lake Wildwater Kingdom Coordinates …
6Double Dutch Bus — Single by Frankie Smith from the album Children of Tomorrow Released …
7Double-O — Double O Background information Birth name Michael Aguilar Born Brooklyn, New York Origin Chicago, Illinois …
8Double T — The Double T is a logo that is the most readily identified symbol of Texas Tech University. Contents 1 History …
9Double Take (Petra album) — Double Take Studio album by Petra Released February 29, 2000 …
10Double Fun — Studio album by Robert Palmer Released March 1978 Genre …
