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grade separation

noun

  1. separation of the levels at which roads, railroads, paths, etc., cross one another in order to prevent conflicting rows of traffic or the possibility of accidents.


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Word History and Origins

Origin of grade separation1

An Americanism dating back to 1930–35
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Example Sentences

It dates back to 1976, when longtime Eastside Councilmember Art Snyder secured funds for its creation as part of a grade separation project for the railroad tracks that serve as Lincoln Height’s southern border.

In Red Wing, city officials requested $10.5 million to complete a rail grade separation project for a busy four-lane roadway that intersects the Canadian Pacific Railroad.

The city of Elmhurst will get $2 million for a new pedestrian grade separation of the Union Pacific Railroad tracks near York Road.

The construction confusion on the right hides the work-in-progress of the grade separation between the railroad tracks and the line of businesses on the north side of Ewing Street.

Since then, about 60 surface-level light-rail train collisions with cars or pedestrians in Seattle have demonstrated the value of grade separation.

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