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2. Track renewal train - Wikipedia

   en.wikipedia.org/wiki/Track_renewal_train

   A track renewal train in Pennsylvania Video of a track renewal train north of Cologne, Germany. A track renewal train (also known as a track renewal system or new track construction machine) is a work train that consists of many units of machinery and materials required for track renewal (rail and sleeper replacement) projects.

3. Garage door - Wikipedia

   en.wikipedia.org/wiki/Garage_door

   A hinge on each side that attaches to the bottom of each side of the garage door. Using track hardware, a car can be parked much closer to the door, as the door is positioned entirely inside the garage door header when in the open position. Track-type hardware has less arc when raising and lowering the garage door than jamb-type hardware.

4. List of New York City Subway yards - Wikipedia

   en.wikipedia.org/wiki/List_of_New_York_City...

   The yard has five tracks surrounding the three mainline tracks, with three tracks located on the west (southbound side) and two tracks located on the east (northbound side). [5] [6] The yard is used to store some 1 trains outside of rush hours. Each track can hold two full-length trains, so a total of 10 trains can be stored there at any given ...

5. Maintenance of way - Wikipedia

   en.wikipedia.org/wiki/Maintenance_of_way

   Then the tracks themselves are place on the ballast, the tracks consist of a railroad tie, fasteners to secure the rails to the ties, such as spikes or clips, rails, which are assembled on a bed of ballast, which is in turn on a track bed that supports it all. [2] Ballast is a material used to support the ties and rails, and keep them in place.

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   The search engine that helps you find exactly what you're looking for. Find the most relevant information, video, images, and answers from all across the Web.

7. Rail fastening system - Wikipedia

   en.wikipedia.org/wiki/Rail_fastening_system

   A rail spike (also known as a cut spike or crampon) is a large nail with an offset head that is used to secure rails and base plates to railroad ties (sleepers) in the track. Robert Livingston Stevens is credited with the invention of the rail spike, [ 6 ] the first recorded use of which was in 1832. [ 7 ]