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Traffic flow. In transportation engineering, traffic flow is the study of interactions between travellers (including pedestrians, cyclists, drivers, and their vehicles) and infrastructure (including highways, signage, and traffic control devices), with the aim of understanding and developing an optimal transport network with efficient movement ...
Road traffic collisions generally fall into one of five common types: A Mercury Tracer that was damaged by colliding with a white-tailed deer in Wisconsin. Lane departure crashes, which occur when a driver leaves the lane they are in and collides with another vehicle or a roadside object. These include head-on collisions and run-off-road ...
Yungas Road. The Yungas Road is a 64-kilometre (40 mi) long cycle route that links the city of La Paz and the Yungas region of Bolivia. It draws about 25,000 tourists per year [ 1] and is a major La Paz tourist attraction. [ 2] With 3,500 metres (11,500 ft) of descent, many tour operators cater to downhill mountain biking.
TPEG. The Transport Protocol Experts Group ( TPEG) is a data protocol suite for traffic and travel related information. TPEG can be carried over different transmission media (bearers), such as digital broadcast or cellular networks (wireless Internet). TPEG applications include, among others, information on road conditions, weather, fuel prices ...
The Highway Code is a set of information, advice, guides and mandatory rules for road users in the United Kingdom. Its objective is to promote road safety. The Code applies to all road users including pedestrians, horse riders and cyclists, as well as motorcyclists and drivers. It gives information on road signs, road markings, vehicle markings ...
Figures published by the Cabinet Office indicate UK road traffic levels have fallen by 73% since the lockdown measures were introduced, and are at their lowest since 1955. [159] With warm weather forecast for some areas during the upcoming weekend, Matt Hancock warns people to stay at home, telling them this is an instruction "not a request". [160]
Numbered roads in the UK are signed as M (Motorway), A, [12] or B [12] roads (legal "classification" varies between countries), as well as various categories of more minor roads: for internal purposes, local authorities may also use C, [13] D [citation needed] and U [13] (the letter standing for "Unclassified"); use of C and U numbers on signs is unusual but examples can be found in all four ...
It has been reported that "[p]roblems of transportation participants and road conditions are the main factors that lead to road traffic accidents". [73] It has further been specifically noted that "weather conditions and road conditions are interlinked as weather conditions affect the road conditions". [ 74 ]