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  2. Overhang (vehicles) - Wikipedia

    en.wikipedia.org/wiki/Overhang_(vehicles)

    Along with clearance, length of overhangs affects the approach and departure angles, which measure the vehicle's ability to overcome steep obstacles and rough terrain.The longer the front overhang, the smaller is the approach angle, and thus lesser the car's ability to climb or descend steep ramps without damaging the front bumpers. [1]

  3. Glossary of North American railway terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_North_American...

    It is also known as Yellowbonnet. Bluebonnet can also mean a warbonnet unit with only the red painted over, resulting in a silver and blue locomotive; this was used on passenger engines transferred to freight service after the formation of Amtrak. [16] Bluebirds There are two different uses of this term. 1.

  4. Glossary of rail transport terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_rail_transport...

    Railroad yard in Chicago, Illinois, as seen in December 1942 Yard An arrangement of tracks where rolling stock is switched to and from trains, freight is loaded or unloaded, and consists made up. [261] [31] Yellow A color associated with a warning or a need to slow down when used by flags or signals, but the exact meaning varies from railway to ...

  5. Overhead line - Wikipedia

    en.wikipedia.org/wiki/Overhead_line

    Operation of the overhead conductor rails at Shaw's Cove Railroad Bridge in Connecticut. In a movable bridge that uses a rigid overhead rail, there is a need to transition from the catenary wire system into an overhead conductor rail at the bridge portal (the last traction current pylon before the movable bridge).

  6. Loading gauge - Wikipedia

    en.wikipedia.org/wiki/Loading_gauge

    The terms "dynamic envelope" or "kinematic envelope" – which include factors such as suspension travel, overhang on curves (at both ends and middle) and lateral motion on the track – are sometimes used in place of loading gauge. [citation needed] The railway platform height is also a consideration for the loading gauge of passenger trains.

  7. Passenger rail terminology - Wikipedia

    en.wikipedia.org/wiki/Passenger_rail_terminology

    The Cincinnati–Toledo route of Cincinnati and Lake Erie Railroad was 349 km (217 mi). A few interurbans like Philadelphia and Western Railroad adapted to high speeds with double-track, absolute block signalling and without grade crossings. Others ran at (too) high speed on single-track right-of-way without block signalling – and experienced ...

  8. Overlap (railway signalling) - Wikipedia

    en.wikipedia.org/wiki/Overlap_(railway_signalling)

    Enough braking distance is provided to allow a train to comfortably stop at the stop signal, but should it fail to do so for any reason (fog, smoke, slippery rails, brake failure, inattention by driver, etc.) there is still some distance to allow the train to stop short of any obstruction, such as another train.

  9. Overhang - Wikipedia

    en.wikipedia.org/wiki/Overhang

    Overhang seat, a constituency seat in excess of a party's entitlement Overhang (architecture) , a protruding structure that may provide protection for lower levels, such as overhanging eaves Overhang (automotive) , the part of a road vehicle's length that is outside of the wheelbase