... highway rail bridge 公路 铁路桥 highway structures 公路建筑物 highway tunnel 公路隧道 ...
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highway y structures 公路建筑物
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Like many of the other bridges on the Federal Highway Administration's list of structures that need to be monitored, inspected, and repaired, thousands of people rely on this bridge to get to work and school and to deliver goods every day.
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