Search results
Results from the WOW.Com Content Network
The railway track or permanent way is the elements of railway lines: generally the pairs of rails typically laid on the sleepers or ties embedded in ballast, intended to carry the ordinary trains of a railway. It is described as a permanent way because, in the earlier days of railway construction, contractors often laid a temporary track to ...
A railway track (British English and UIC terminology) or railroad track (American English), also known as a train track or permanent way (often "perway" [1] in Australia or "P Way" in Britain [2]), is the structure on a railway or railroad consisting of the rails, fasteners, railroad ties (sleepers, British English) and ballast (or slab track ...
The history of rail transport in peninsular Spain begins in 1848 with the construction of a railway line between Barcelona and Mataró. In 1852, the first narrow gauge line was built. In 1863 a line reached the Portuguese border. By 1864, the Madrid- Irun line had been opened and the French border was reached.
Track and field is a sport that includes athletic contests based on running, jumping, and throwing skills. [ 1 ] The name used in North America is derived from where the sport takes place, a running track and a grass field for the throwing and some of the jumping events. Track and field is categorized under the umbrella sport of athletics ...
A first effective continuous track was not only invented but really implemented by Alvin Orlando Lombard for the Lombard Steam Log Hauler. [citation needed] He was granted a patent in 1901 and built the first steam-powered log hauler at the Waterville Iron Works in Waterville, Maine, the same year. In all, 83 Lombard steam log haulers are known ...
1877 – Vacuum brakesare invented in the United States. 1879 – First electric railway demonstrated at the BerlinTrades Fair. 1881 – First public electric tram line, the Gross-Lichterfelde Tramway, opened in Berlin, Germany. 1881 – One of the first railway lines in the Middle Eastwas built between Tehranand Rayyin Iran.
The track had a grade of one inch and a half to the yard, [3] with a 4% grade to test whether a horse could successfully pull 10,000 pounds (4,500 kg) against the slope. 1810–1829 The Leiper Railroad was a short horse drawn railroad of three quarters of a mile opens in 1810 after the quarry owner, Thomas Leiper , failed to obtain a charter ...
Running track. An all-weather running track is a rubberized, artificial running surface for track and field athletics. It provides a consistent surface for competitors to test their athletic ability unencumbered by adverse weather conditions. Historically, various forms of dirt, rocks, sand, and crushed cinders were used.