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An at-grade intersection is a junction at which two or more transport axes cross at the same level (or grade). A junction, when used in the context of traffic is a place where several traffic routes cross, eg. ...
Turkish Level, January 2006 LeveL is a magazine about computer and video games in Turkey and the Czech Republic; these two brother divisions occasionally exchange content. ...
A grade (or gradient) is the pitch of a slope, and is often expressed as a percent tangent, or rise over run. It is used to express the steepness of slope on a hill, roof, or road, where zero indicates level (with respect to gravity) and increasing numbers correlate to...
Traffic management
With areas of high or fast traffic, an at-grade intersection normally requires a traffic control device such as a stop sign or traffic light or railway signal to manage conflicting traffic. Interstate 80, a freeway in California with many lanes and heavy traffic. ...
The Manual on Uniform Traffic Control Devices (MUTCD) is a document issued by the Federal Highway Administration (FHWA) of the United States Department of Transportation (USDOT) to specify the standards by which traffic signs, road markings (see lane), and signals are designed, installed, and used. ...
Stop sign used in English-speaking countries, as well as in the European Union Former European stop sign consisting of red Give Way triangle inside a circle A stop sign is a traffic sign, usually erected at road junctions, that instructs drivers to make a brief and temporary, but complete...
A stoplight in Mexico City. ...
A signal is a mechanical or electrical device that indicates to train drivers information about the state of the line ahead, and therefore whether he or she must stop or may start, or instructions on what speed the train may go. ...
Examples
 An unusual at-grade intersection with mixed modalities at London Heathrow Airport, England. A British Airways Boeing 777-200 is being towed across a public road on its way to the maintenance hangars. The various types of at-grade intersections have different names. Examples are intersection (roads), level junction (railways) and railroad crossing (both). Some of them can also mix transportation modalities. An example of this is the railway grade crossing (American English) or level crossing (British English) where a roads cross railways at grade. Download high resolution version (1500x1061, 446 KB) An unusual road at London Heathrow Airport, England. ...
Download high resolution version (1500x1061, 446 KB) An unusual road at London Heathrow Airport, England. ...
London (pronounced ) is the capital city of England and the United Kingdom. ...
London Heathrow Airport (IATA airport code: LHR, ICAO airport code: EGLL, and often simply Heathrow) is the United Kingdoms busiest and best-connected airport. ...
Motto: (French for God and my right) Anthem: Multiple unofficial anthems Capital London Largest city London Official language(s) English (de facto) Government Constitutional monarchy - Queen Queen Elizabeth II - Prime Minister Tony Blair MP Unification - by Athelstan AD 927 Area - Total 130,395 km² (1st in UK) 50,346 sq...
The Boeing 777 is a family of long-range wide-body twin-engine airliners built by Boeings Commercial Airplanes division. ...
In the field of road transport, an intersection is a road junction where two or more roads either meet or cross at grade (they are at the same level). ...
A road ascends a mountainside using hairpin bends in the French Alps. ...
In U.S. railroad practice, a level junction (or in the United Kingdom a flat junction) is a railway junction that has a track configuration in which merging or crossing railroad lines provide track connections with each other that require trains to cross over in front of opposing traffic at...
The term level crossing (also called a railroad crossing, railway crossing, train crossing or grade crossing) is a crossing on one level (at-grade intersection) — without recourse to a bridge or tunnel — of a railway line by a road, path, or another railroad. ...
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