Rail bond

Rail bond

A device used to transfer an electric circuit at a rail joint.

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Part of Speech: noun
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Industry/Domain: Railways
Category: Railroad
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Related terms

rail bond

Railways; Railroad

A device used to transfer an electric circuit at a rail joint.

bond

Automotive; Automobile

(1) A state of adhesion. (2) The act of connecting two components by means of a glue or adhesive (3) The junction of the weld metal and the base metal.

bond

Building materials; Concrete

Adhesion of concrete or mortar to reinforcement, or to other surfaces. The adhesion of cement paste to aggregate.

bond

Natural environment; Coral reefs

A physicochemical association between atoms.

bond

Banking; Investment banking

Unsecured general debt obligation in the form of a security usually with a fixed interest rate or no interest (zero-coupon bond). With few exceptions (such as perpetual bonds), ...

bond

Building materials; Tiles

The adherence of one material to another. Effective bonds must be achieved between the mortar and scratch coat, between the tile and mortar, and between the adhesive and backing.

absolute blocking

Railways; Railroad

A control arrangement for rail traffic in which a track is divided into sections or blocks upon which a train may not enter until the preceding train has left.

gotthard base tunnel

Railways; Railroad

Currently the world's longest at 35.4-mile (57-kilometer), the Gotthard Base Tunnel through the Swiss Alps was first conceived in 1947 by engineer Eduard Gruner. The project ...

Gotthard Base Tunnel

Railways; Railroad

Currently the world's longest at 35.4-mile (57-kilometer), the Gotthard Base Tunnel through the Swiss Alps was first conceived in 1947 by engineer Eduard Gruner. The project ...

insulated switch

Railways; Railroad

A switch in which the fixtures, principally the gage plates and the switch rods connecting one rail to the other, are provided with insulation so that electric currents will not ...

turnout number

Railways; Railroad

The number corresponding to the number of frog used in a turnout.

insulating rail joint

Railways; Railroad

Sometimes called Insulated Joint. A rail joint designed to stop the flow of electric current from rail to rail, as at the end of a track circuit, by means of nonconductors so ...