- What does vspd stand for in terms of locomotives manual#
- What does vspd stand for in terms of locomotives series#
What does vspd stand for in terms of locomotives series#
In model railroading, commonly the designation for a length of track with an independently controlled power supply, constructed so two or more trains may operate independently on, for example, a simple oval of track.Ī signal or series of signals, usually automatic, which control a block.Įarly slang expression indicating that a locomotive was pulling only a few cars and a bobber caboose a short train.Ī four-wheel pilot truck on a steam locomotive. In prototype railroading, a section of track through which rail traffic is controlled as a unit. To drain the air from the brake system of a railcar or string of cars.ĭriving wheels without flanges which permit locomotives to negotiate sharper curves than the wheel arrangement would normally allow widely used on narrow gauge locomotives.Ī railroad siding without telephone or telegraph connections to the dispatcher no order can be received by a train on such a siding. Slang term for a heavy-duty derrick or crane railcar, often called a wrecking crane.Ī rotary snowplow equipped with blades that turn in a wheel-like manner.Ī printed form which describes freight, the charges incurred in shipping, and the freight's point of origin and destination.Ī short, single-truck (4-wheel) trolley car designed for use in congested urban areas where tight track curves are required. Slang for an emergency brake application. On real railroads, the evenly-spaced vertical sections of a trestle.Ĭommon name for the largest steam locomotive: a 4-8-8-4 Union Pacific. One section of a model railroad trestle set. To re-align or re-set the movable rails on a turnout. Also, the yard track assigned to storage of such cars.Ĭinders, crushed rock, or gravel placed on the roadbed to hold track ties in place and to promote uniform drainage.Ī track installation and maintenance machine used to tamp down the rock ballast used to hold the ties in position on the roadbed.Ī widely-flared steam locomotive smokestack designed to prevent sparks from escaping commonly used on 19th Century locomotives.Ī counter-balanced lift bridge, generally used where relatively low-lying railroad tracks pass over narrow waterway channels which must be used by waterborne traffic.Ī square-topped firebox typically used on Pennsylvania and Great Northern Railroad locomotives.Ī connecting rail line between two or more other railroads so-called because it often encircles a city like a belt.
Slang term for a passenger train brakeman.Ī railway car which is being taken out of service for repair.
What does vspd stand for in terms of locomotives manual#
One of the several possible lighted positions or indications of a signal light.Ī trackside signal activated by the movement of trains over/past a detecting device.Ĭouplers which couple and uncouple automatically through the use of uncoupling ramps, and permanent or electro-magnets permits remote operation of couplers instead of manual coupler operation.Ī second tender attached to the primary tender of a locomotive permits longer runs by reducing fuel and water stops. Ashes are removed from the ash pan at an ash pit, usually located in a service yard.Ī pit, customarily located below track level in a locomotive servicing area, which is intended for receiving residue coal ash and cinders from a steam locomotive's fire box. Certain types of electrically-powered locomotives may also be articulated.Ī tray-like device located under a steam locomotive's firebox which holds the ashes that remain after coal has been burned. Technically, the amount of current produced by the force of one volt acting through one ohm of resistance.Īn overlapping deck between a locomotive cab and its tender hinged cover above the locomotive and tender connection.Ī spark created by the passage of electric current across a gap also a curve.Ī steam-powered locomotive with two separate sets of wheels and cylinderseach of which pivots on separate frames. The higher the amperage, the greater the flow, or volume, of current passing through the circuit. Manufacturer of steam and diesel-electric locomotives.Ī unit of measure for determining the strength of electrical flow in a circuit. See also, DC.Ī local train which makes all stops along its intended route.Īmerican Locomotive Company. Toy train transformers typically operate on, and output, AC current to run the trains. Trade association that represents the common interests of the railroad industry in the United States.Ī foundation which anchors and supports lateral pressure or thrust, such as the weight-bearing piers at the ends of a bridge which hold back solid ground.Įlectric current which repeatedly alternates (Cycles) from positive to negative a specified number of times per second (usually 60 in the U.S.).
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