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grade separation |
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grade separation [′grād sep·ə‚rā·shən] (civil engineering) A grade crossing employing an underpass and overpass. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Among these: widening of the Long Beach (710) Freeway and extension of the Alameda Corridor grade-separated rail line into the San Gabriel Valley. ``What I'd like to see is some sort of a grade-separated crossing. Since high-speed rail corridors benefit highways as much as rails, the highway portion should pay for grade-separated road intersections. |
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