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Railways
The means of conveyance of passengers and goods by way of wheeled vehicles running on rail tracks.
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Railways > Railroad
stringlining
Railways; Railroad
A method for determining the corrections to be made in the alignment of a curve, by measuring ordinates to the outer rail and without the use of surveying instruments.
diesel locomotive
Railways; Railroad
A locomotive powered by a diesel engine. The variations diesel mechanical, diesel hydraulic, and diesel electric refer to the method used to connect the diesel engine to the ...
subballast
Railways; Railroad
Any material of superior character, which can be spread on the finished subgrade of the roadbed, to provide better drainage, prevent upheaval by frost and better distribute the ...
diode matrix
Railways; Railroad
A circuit using diodes that permits route setting of points to be done by selecting one circuit instead of requiring each point to be set separately.
distant signal
Railways; Railroad
A signal giving an advanced warning of what the next signal is showing. It has no stop indication.
Sub-categories
- Rail electrical engineering (0)
- Rail infrastructure (0)
- Railroad (3643)
- Railway assembly parts (0)
- Railway control systems (0)
- Railway pneumatics (0)
- Railway sleepers (1)
- Train parts (467)
- Train supplies (2)
- Trains (48)