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Route Availability (RA) is the system by which the permanent way and supporting works (bridges, embankments, etc.) of the railway network of Great Britain are graded. All routes are allocated an RA number between 1 and 10. Rolling stock is also allocated an RA (again between 1 and 10) and the RA of a train is the highest RA of any of its ...
Route assignment, route choice, or traffic assignment concerns the selection of routes (alternatively called paths) between origins and destinations in transportation networks. It is the fourth step in the conventional transportation forecasting model, following trip generation , trip distribution , and mode choice .
Examples include but are not limited to road networks, railways, air routes, pipelines, aqueducts, and power lines. The digital representation of these networks, and the methods for their analysis, is a core part of spatial analysis, geographic information systems, public utilities, and transport engineering.
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See three-way junction 5-1-1 A transportation and traffic information telephone hotline in some regions of the United States and Canada that was initially designated for road weather information. A Access road See frontage road Advisory speed limit A speed recommendation by a governing body. All-way stop or four-way stop An intersection system where traffic approaching it from all directions ...
Network Rail (NR) has an obligation, transferred from the abolished Strategic Rail Authority, to periodically produce Route Utilisation Strategy (RUS) documents. [1] The original programme was approved by the Office of Rail Regulation (ORR) in June 2006; [2] under an early version of the programme all but two RUSs were scheduled to be completed by the end of Control Period 3 (CP3), 31 March ...
Rail freight...has grown rapidly in the last 10 years...this strategy forecasts further growth of up to 30 percent – the equivalent of an extra 240 freight trains per day – over the next ten years [to 2014/5 from 2004/5]. For this additional demand to be met by road freight...would lead to around an extra 1.5 million lorry journeys on the ...
Depending on the state, "state highway" may be used for one meaning and "state road" or "state route" for the other. In some countries such as New Zealand, the word "state" is used in its sense of a sovereign state or country. By this meaning a state highway is a road maintained and numbered by the national government rather than local authorities.