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The main line, or mainline in American English, of a railway is a track that is used for through trains or is the principal artery of the system [1] [2] [3] from which branch lines, yards, sidings, and spurs are connected.
The Main Line of Public Works was a package of legislation passed by the Commonwealth of Pennsylvania in 1826 [a] to establish a means of transporting freight [b] between Philadelphia and Pittsburgh. It funded the construction of various long-proposed canal and road projects, mostly in southern Pennsylvania, that became a canal system and later ...
Examples of single line tokens: Tablet on left, key token on right. The operation of a bidirectional single track line has the hazard of two trains colliding. The simplest way to prevent such collisions is to have only one train in the section at any given time. Such a system is known as "one-engine-in-steam” (OES) or “one-train working ...
Automatic block signaling (ABS), spelled automatic block signalling or called track circuit block (TCB [1]) in the UK, is a railroad communications system that consists of a series of signals that divide a railway line into a series of sections, called blocks. The system controls the movement of trains between the blocks using automatic signals.
Rail transport terms are a form of technical terminology applied to railways. Although many terms are uniform across different nations and companies, they are by no means universal, with differences often originating from parallel development of rail transport systems in different parts of the world, and in the national origins of the engineers and managers who built the inaugural rail ...
The infrastructure of the East Coast Main Line consists of the tunnels, viaducts and bridges on the East Coast Main Line as well as the line-side monitoring equipment. The line is mainly quadruple track from London to Stoke Tunnel, south of Grantham, with two double track sections: one between Digswell Jn & Woolmer Green Jn, where the line passes over the Digswell Viaduct, Welwyn North station ...
The 1837 revision of the Main Line of Public Works authorized the Lehigh Coal and Navigation Company to build the 25.2 miles (40.6 km) upper canal division from White Haven to the Lehigh Gorge and the docks and railroads at Mauch Chunk, and build railroads from the Pennsylvania Canal docks on the Susquehanna River at Pittston to Mountain Top ...
As part of this work, a new line, the Northampton Loop, was built, opening in 1881, connecting Northampton before rejoining the main line at Rugby. [ 12 ] The worst-ever rail accident in UK history, the Quintinshill rail disaster , occurred on the WCML during World War I , on 22 May 1915, between Glasgow Central and Carlisle, in which 227 were ...