Grade crossing

Grade crossing
Grade Grade (gr[=a]d), n. [F. grade, L. gradus step, pace, grade, from gradi to step, go. Cf. {Congress}, {Degree}, {Gradus}.] 1. A step or degree in any series, rank, quality, order; relative position or standing; as, grades of military rank; crimes of every grade; grades of flour. [1913 Webster]

They also appointed and removed, at their own pleasure, teachers of every grade. --Buckle. [1913 Webster]

2. In a railroad or highway: (a) The rate of ascent or descent; gradient; deviation from a level surface to an inclined plane; -- usually stated as so many feet per mile, or as one foot rise or fall in so many of horizontal distance; as, a heavy grade; a grade of twenty feet per mile, or of 1 in 264. (b) A graded ascending, descending, or level portion of a road; a gradient. [1913 Webster]

3. (Stock Breeding) The result of crossing a native stock with some better breed. If the crossbreed have more than three fourths of the better blood, it is called high grade. [1913 Webster]

{At grade}, on the same level; -- said of the crossing of a railroad with another railroad or a highway, when they are on the same level at the point of crossing.

{Down grade}, a descent, as on a graded railroad.

{Up grade}, an ascent, as on a graded railroad.

{Equating for grades}. See under {Equate}.

{Grade crossing}, a crossing at grade. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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Look at other dictionaries:

  • grade crossing — grade crossings N COUNT A grade crossing is a place where a railroad track crosses a road at the same level. [AM] (in BRIT, use level crossing) …   English dictionary

  • grade crossing — grade .crossing n AmE a place where a road and railway cross each other, usually with gates that shut the road while the train passes British Equivalent: level crossing …   Dictionary of contemporary English

  • grade crossing — grade ,crossing noun count AMERICAN a place where a road crosses a railroad line …   Usage of the words and phrases in modern English

  • grade crossing — ☆ grade crossing n. the place where a railroad intersects another railroad or a roadway on the same level …   English World dictionary

  • grade crossing — noun An at grade crossing between a railroad line and an ordinary road, with tracks and road at the same level. In 1968 there were 1547 grade crossing fatalities. Two thirds of the total fatalities associated with railroad operations occurred at… …   Wiktionary

  • grade crossing — grade′ cross ing n. rai an intersection of a railroad track and another track, a road, etc., at the same level Also called, Brit.,level crossing …   From formal English to slang

  • Grade crossing predictor — A grade crossing predictor is an electronic device which is connected to the rails of a railroad track, and activates the crossing s warning devices (lights, bells, gates, etc.) at a consistent interval prior to the arrival of a train at a grade… …   Wikipedia

  • grade crossing elimination — The elimination of a grade crossing by relocation of the railroad line or the highway or by the construction of an underpass or overpass. 44 Am J1st RR §§ 300 et seq …   Ballentine's law dictionary

  • grade crossing — noun intersection of a railway and a road on the same level; barriers close road when trains pass • Syn: ↑level crossing • Hypernyms: ↑intersection, ↑crossroad, ↑crossway, ↑crossing, ↑carrefour …   Useful english dictionary

  • grade crossing — noun Date: circa 1890 a crossing of highways, railroad tracks, or pedestrian walks or combinations of these on the same level …   New Collegiate Dictionary

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