When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. North American railroad signals - Wikipedia

    en.wikipedia.org/wiki/North_American_railroad...

    There are two main types of signaling aspect systems found in North America, speed signaling and weak route signaling. [citation needed] Speed signaling transmits information regarding how fast the train is permitted to be going in the upcoming segment of track; weak route signaling transmits information related to the route a train will be taking through a junction, and it is incumbent upon ...

  3. Kinzie Street railroad bridge - Wikipedia

    en.wikipedia.org/wiki/Kinzie_Street_railroad_bridge

    The Chicago and North Western Railway 's Kinzie Street railroad bridge (also known as the Carroll Avenue bridge or the Chicago and North Western Railroad Bridge) is a single leaf bascule bridge across the north branch of the Chicago River in downtown Chicago, Illinois. At the time of its opening in 1908 it was the world's longest and heaviest ...

  4. North American railroad signaling - Wikipedia

    en.wikipedia.org/wiki/North_American_railroad...

    North American railroad signaling. Standards for North American railroad signaling in the United States are issued by the Association of American Railroads (AAR), which is a trade association of the railroads of Canada, the US, and Mexico. Their system is loosely based on practices developed in the United Kingdom during the early years of ...

  5. Spuyten Duyvil Bridge - Wikipedia

    en.wikipedia.org/wiki/Spuyten_Duyvil_Bridge

    Spuyten Duyvil Bridge. The Spuyten Duyvil Bridge is a railroad swing bridge that spans the Spuyten Duyvil Creek between Manhattan and the Bronx, in New York City. The bridge is located at the northern tip of Manhattan where the Spuyten Duyvil Creek meets the Hudson River, approximately 1,000 feet (300 m) to the west of the Henry Hudson Bridge.

  6. Philadelphia & Reading Railroad Bridge (Harrisburg ...

    en.wikipedia.org/wiki/Philadelphia_&_Reading...

    The Philadelphia & Reading Railroad Bridge carries Norfolk Southern rail lines across the Susquehanna River between Lemoyne, Pennsylvania and Harrisburg, Pennsylvania.Some of its concrete piers encase stone masonry piers from an earlier truss bridge on this site, completed in 1891 by the Philadelphia, Harrisburg and Pittsburgh Railroad, which was then acquired by the Philadelphia and Reading ...

  7. Tunkhannock Viaduct - Wikipedia

    en.wikipedia.org/wiki/Tunkhannock_Viaduct

    September 16, 1995 [ 2 ] Location. Tunkhannock Creek Viaduct (also known as the Nicholson Bridge and the Tunkhannock Viaduct) is a concrete deck arch bridge on the Nicholson Cutoff rail line segment of the Norfolk Southern Railway Sunbury Line that spans Tunkhannock Creek in Nicholson, Pennsylvania. Measuring 2,375 feet (724 m) long and ...

  8. Canal Street railroad bridge - Wikipedia

    en.wikipedia.org/wiki/Canal_Street_railroad_bridge

    Construction end. July 30, 1914 [ 3 ] Statistics. Daily traffic. Nearly 100 trains [ 4 ] Location. The Canal Street railroad bridge (or Pennsylvania Railroad bridge) is a vertical-lift bridge across the south branch of the Chicago River in Chicago, Illinois. It was designated a Chicago Landmark on December 12, 2007.

  9. Wilmington Rail Viaduct - Wikipedia

    en.wikipedia.org/wiki/Wilmington_Rail_Viaduct

    November 10, 1999. The Wilmington Rail Viaduct is a series of fills and bridges, about 4 miles (6.4 km) long, that carries the Northeast Corridor through the city of Wilmington, Delaware, above street level. Constructed between 1902 and 1908, the structure consists principally of fills supported by heavy stone retaining walls, punctuated with ...