ballast layer

См. также в других словарях:

• ballast pocket — Railroads. a depression that is formed beneath the ballast layer by penetration of ballast particles into the subgrade and that tends to collect moisture. * * * …   Universalium

• ballast pocket — Railroads. a depression that is formed beneath the ballast layer by penetration of ballast particles into the subgrade and that tends to collect moisture …   Useful english dictionary

• ballast — bal|last [ˈbæləst] n [U] [Date: 1500 1600; Origin: Probably from Low German] 1.) heavy material that is carried by a ship to make it more steady in the water 2.) material such as sand that is carried in a ↑balloon so that it can be thrown out to… …   Dictionary of contemporary English

• Track ballast — forms the trackbed upon which railroad ties (US) or railway sleepers (UK) are laid. It is packed between, below, and around the ties. It is used to facilitate drainage of water, to distribute the load from the railroad ties, and also to keep down …   Wikipedia

• СЛОЙ БАЛЛАСТНЫЙ — часть верхнего строения пути в виде узкой подушки из сыпучих материалов, укладываемая на земляное полотно железнодорожного пути (Болгарский язык; Български) баластна призма (Чешский язык; Čeština) kolejové lože (Немецкий язык; Deutsch)… …   Строительный словарь

• слой балластный — Часть верхнего строения пути в виде узкой подушки из сыпучих материалов, укладываемая на земляное полотно железнодорожного пути [Терминологический словарь по строительству на 12 языках (ВНИИИС Госстроя СССР)] Тематики дороги, мосты, тоннели,… …   Справочник технического переводчика

• Weißenbach (Hall in Tirol / Mils) — Infobox River river name = Weißenbach caption = origin = Halltal mouth = Inn River basin countries = Tyrol length = 8,30 km elevation = mouth elevation = discharge = watershed = The Weißenbach rises in the Halltal and flows near Absam from… …   Wikipedia

• Permanent way — The permanent way means the physical elements of the railway line itself: generally the pairs of rails typically laid on sleepers embedded in ballast, intended to carry the ordinary trains of a railway. This page describes British practice and… …   Wikipedia

• TGV track construction — LGV construction is the process by which the land on which TGV trains are to run is prepared for their use, involving carving the trackbed and laying the track. It is similar to the building of standard railway lines, but there are differences.… …   Wikipedia

• environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …   Universalium

• Track (rail transport) — Permanent way redirects here. For other uses, see Permanent way (disambiguation). Twin rail tracks in a wooded area …   Wikipedia