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Overpass
An overpass, called an overbridge or flyover (for a road only) in the United Kingdom and some other Commonwealth of Nations, Commonwealth countries, is a bridge, road, railway or similar structure that is over another road or railway. An ''overpass'' and ''underpass'' together form a grade separation. Stack interchanges are made up of several overpasses. History The world's first railroad flyover was constructed in 1843 by the London and Croydon Railway at Norwood Junction railway station to carry its atmospheric railway vehicles over the Brighton Main Line. Highway and road In North American usage, a ''flyover'' is a high-level overpass, built above main overpass lanes, or a bridge built over what had been an at-grade intersection. Traffic engineers usually refer to the latter as a ''grade separation''. A flyover may also be an extra ramp added to an existing interchange, either replacing an existing cloverleaf interchange, cloverleaf loop (or being built in place of one) w ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
I-73 At I-840 Overpasses Aerial - Facing South (50698132631)
Interstate 73 (I-73) is a north–south Interstate Highway, located within the US state of North Carolina. Currently, there is one continuous section of I-73, totaling , first traversing the U.S. Route 220, U.S. Route 220 (US 220) freeway from Ellerbe, North Carolina, to Interstate 85, I-85 in Greensboro, North Carolina, then along the southwestern segment of the Greensboro Outer Loop from US 220 to Bryan Boulevard, then along a freeway from Bryan Boulevard west then north to US 220 near Summerfield, North Carolina. I-73 was planned to be a much longer corridor, defined by various federal laws to run from Myrtle Beach, South Carolina, to Sault Ste. Marie, Michigan. Once active projects are completed, it will only run from South Carolina to Roanoke, Virginia, where it will end at Interstate 81, I-81. Ohio does not plan to build any part of the highway because the I-73 corridor in that state is already served by existing freeways or four-lane highways t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
