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This is a list of railway roundhouses. A roundhouse is a building used for servicing locomotives, large, circular or semicircular structures often located adjacent to or surrounding turntables. 1850s drawing of facade and plan of the roundhouse for Moscow – Saint Petersburg Railway
Buildings that housed a pumping engine for an atmospheric railway; House-built engines, where the engine is the house. A house-built engine is a large beam engine where the engine house itself forms the frame of the engine. The term "engine house" is also used, widely in the United States and perhaps elsewhere, to mean:
The engine-house is a polygon of sixteen sides, and 190 feet (58 m) in diameter, lighted from a dome-shaped roof, of the height of 50 feet (15.2 m). It contains 16 lines of rails, radiating from a single turn-table in the centre: the engines, on their arrival, are taken in there, placed upon the turn-table, and wheeled into any stall that may ...
A list of methods used to detect flaws in rails: Ultrasound - the most popular method; Visual Inspection - Primarily using cameras to detect broken or cracked joint bars in bolted rail. Liquid Penetrant Inspection (LPI) - used for manual inspection of joint bars and rail ends. Eddy current inspection - great for surface flaws & near-surface flaws
The end goal of this step is a clean surface where any defects present are open to the surface, dry, and free of contamination. Note that if media blasting is used, it may "work over" small discontinuities in the part, and an etching bath is recommended as a post-blasting treatment. Application of the penetrant to a part in a ventilated test ...
John Whitby Allen (July 2, 1913 – January 6, 1973) was a prominent American model railroader.He pioneered or developed several aspects of the hobby on his HO scale Gorre & Daphetid model railroad in Monterey, California, popularizing them with numerous magazine articles and photographs starting in the 1940s.
Northern Pacific Railroad Shops, Brainerd, Minnesota Inside a diesel shed, Peterborough, South Australia Old railway depot in Suonenjoki, Finland A motive power depot (MPD) or locomotive depot, or traction maintenance depot (TMD), is where locomotives are usually housed, repaired and maintained.