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Rails 3.2 was released on 20 January 2012 with a faster development mode and routing engine (also known as Journey engine), Automatic Query Explain and Tagged Logging. [15] Rails 3.2.x is the last version that supports Ruby 1.8.7. [16] Rails 3.2.12 supports Ruby 2.0. [17]
Riding the rail (also called being "run out of town on a rail") was a punishment most prevalent in the United States in the 18th and 19th centuries in which an offender was made to straddle a fence rail held on the shoulders of two or more bearers. The subject was then paraded around town or taken to the city limits and dumped by the roadside.
The agency which oversees rail operation regulations and safety requirements for U.S. freight, passenger and commuter rail operations [104] Filet Converting a double-stack container train to single stack by removing the top layer of containers, allowing the rest of the train to proceed along track that lacks double stack clearance. The removed ...
Rail transport (also known as train transport) is a means of transport using wheeled vehicles running in tracks, which usually consist of two parallel steel rails. [1] Rail transport is one of the two primary means of land transport , next to road transport .
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 ...
Cast iron rails, 4 feet (1.2 m) long, began to be used in the 1790s and by 1820, 15-foot-long (4.6 m) wrought iron rails were in use. The first steel rails were made in 1857 and standard rail lengths increased over time from 30 to 60 feet (9.1–18.3 m). Rails were typically specified by units of weight per linear length and these also increased.
A railway track (CwthE and UIC terminology) or railroad track (NAmE), also known as permanent way (CwthE) [1] or "P Way" (BrE [2] and Indian English), is the structure on a railway or railroad consisting of the rails, fasteners, sleepers (railroad ties in American English) and ballast (or slab track), plus the underlying subgrade.
Side friction wheels: positioned on a horizontal plane, either inside or outside of the rails. These hug the sides of the rail, keeping the train centered. Up-stop wheels (also known as underfriction wheels or up-lift wheels): positioned under the rails to keep the train from lifting off of the track.