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  2. Interstate Highway standards - Wikipedia

    en.wikipedia.org/wiki/Interstate_Highway_standards

    Longer bridges can reduce the width of both shoulders to 4 feet (1.2 m). Existing bridges can remain part of the Interstate system if they have at least 12-foot-wide (3.7 m) lanes with 3.5-foot (1.1 m) shoulder on the left and a 10-foot (3.0 m) shoulder on the right, except that longer bridges can have 3.5 feet (1.1 m) shoulders on both sides.

  3. List of bridges in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_bridges_in_the...

    West bridge: 704 m (2,310 ft) (x2) ... Length Type Carries Crosses Opened Location State Ref. 1: ... Commuter rail in North America;

  4. Road signs in the United States - Wikipedia

    en.wikipedia.org/wiki/Road_signs_in_the_United...

    Bridge out (distance) miles ahead, local traffic only. R11-4 Road closed to thru traffic. R12 series: Weight limits. R12-1 Weight limit. R12-2 Axle weight limit. R12-4

  5. 1 in every 13 bridges in America is in ‘poor’ condition ...

    www.aol.com/finance/1-every-13-bridges-america...

    But thousands of US bridges are in bad shape. In America, 46,000 bridges have aging structures and are in “poor” condition, and 17,000 are at risk of collapse from a single hit, according to ...

  6. Latest on the Washington Bridge closure and when ... - AOL

    www.aol.com/latest-washington-bridge-closure...

    Lighter Side. Medicare. News

  7. Cape Cod traffic updates: What does it look like at the bridges?

    www.aol.com/cape-cod-traffic-updates-does...

    Bookmark this page as we update conditions and check in for the latest. 4:30 p.m.: Traffic to Sagamore Bridge lightens up Around 4:30 p.m., traffic on Route 6 westbound approaching the Sagamore ...

  8. National Bridge Inventory - Wikipedia

    en.wikipedia.org/wiki/National_Bridge_Inventory

    The NBI can classify bridges as "structurally deficient," which means that the condition of the bridge includes a significant defect, which often means that speed or weight limits must be put on the bridge to ensure safety; a rating of 4 or lower on any of items 58, 59, 60, or 62 (deck, superstructure, substructure, and culverts, respectively ...

  9. Category:Bridges in the United States - Wikipedia

    en.wikipedia.org/wiki/Category:Bridges_in_the...

    Cancelled bridge projects in the United States (4 P) D. Bridge disasters in the United States (74 P) F. Former bridges in the United States (7 C, 4 P) N.