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Transportation
Any mode or method of locomotion that serves to move people, goods or services from one location to another.
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Transportation > Railway 
permanent speed restrictions
Transportation; Railway
The maximum permitted speed is shown using signs with either yellow numbers or reflectorised circular signs with a red border and black numbers. At various places on the track, ...
permanent way
Transportation; Railway
Railway line including ballast, sleepers and rails. The term designates a permanent track, as opposed to a temporary track used during construction work for ferrying tools and ...
photographic grey
Transportation; Railway
Colour that used to be applied to new engines for official photographs, as some colours were poorly reproduced in grey-scale.
piggyback traffic
Transportation; Railway
Combination of road transport and railways, where trucks or their trailers are loaded onto wagons for the majority of the journey. This ecological method of transport is ...
pit
Transportation; Railway
Excavation between the rails that can usually be found in depots and workshops. There are various types of pit, such as extraction pits for steam engines (for dumping the ...
plain-bearing axle-box
Transportation; Railway
Provided the bearing between the axle and the locomotive frame. Simple bronze bearings were used with a simple film of oil for lubrication – regular greasing was required.
Sub-categories
- Air freight (149)
- Bicycle & electric bicycle (2798)
- Boats & ships (8950)
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- Car rental (523)
- Nautical (6632)
- Navigation (24)
- Ocean shipping (5787)
- Railway (8121)
- Road freight (33)
- Shipping (19852)
- Subway (60)
- Supply chain management (84)
- Transportation equipment (167)
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