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Track ballast is the material which forms the trackbed upon which railroad ties (UK: sleepers) are laid. It is packed between, below, and around the ties. [ 1 ] It is used to bear the compression load of the railroad ties, rails, and rolling stock ; to facilitate drainage ; and keep down vegetation that can compromise the integrity of the ...
The Railway Supply Institute said in 2015 that Loram was "one of the leading suppliers of track maintenance machinery and services in North America and the global market". [2] Every Class I railroad in North America uses its equipment, and it is widely acknowledged to be the industry leader in grinding equipment. [6]
A ballast regulator at work in Spain. A ballast regulator (also known as a ballast spreader or ballast sweeper) is a piece of railway maintenance equipment used to shape and distribute the gravel track ballast that supports the ties in rail tracks. They are often used in conjunction with ballast tampers when maintaining track.
Nordco, Inc. is an American manufacturer of railroad maintenance of way and inspection equipment, based in Oak Creek, Wisconsin. Founded in 1926, it has been a subsidiary of Wabtec since 2021. The company is one of the top manufacturers of railroad maintenance equipment in North America.
Jackson 6700 switch tamping machine A Plasser & Theurer 09-16 CSM Tamper / Liner A MATISA tamper at Keighley in February 2017 Customer VolkerRail. A tamping machine or ballast tamper, informally simply a tamper, is a self-propelled, rail-mounted machine used to pack (or tamp) the track ballast under railway tracks to make the tracks and roadbed more durable and level.
The ballast bed is then cleared in preparation of laying new concrete sleepers. In case there is a need to lower the ballast bed, the ballast excavating process will be done. This process is integrated into the track renewal train in some models. Excess ballast in that case will be moved out through the conveyor belt to the ballast storage area.
The Georgetown Rail Equipment Company (GREX) is a provider of railway maintenance equipment and related services based in Georgetown, Texas. The company was founded in 1993 and is often referred to using the abbreviation GREX , also used for its logotype .
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.