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If the vehicle is removed from the breakdown site, the warning triangle must be collected; it is not allowed to leave it standing. [1] In a few cases, a warning triangle may not be placed, if the circumstances do not allow it to be placed safely or practicable (e.g. due to rescuing severely injured people, which may be prioritized). [2]
[2] In 1969, the California State Legislature deleted all the provisions of the California Vehicle Code that explicitly specified standards for traffic control devices, making the Division of Highways the sole agency responsible for enacting traffic standards in the state in consultation with the California Traffic Control Devices Committee.
In New Zealand, where traffic is on the left, when a road is given a green light from an all-direction stop, a red arrow can continue to display to turning traffic, holding traffic back while a pedestrian crossing on the side road is given a green signal (for left turns) or while oncoming traffic goes straight ahead and there is no permissive right turn allowed (for right turns).
This page is a candidate to be copied to Wikimedia Commons. If the page can be re-written into an encyclopedic article, please do so and remove this message. The logo for Le ministère des Transports du Québec (English: Ministry of Transportation of Quebec).
10% down grade sign (white triangle) Truck drivers will need to pay attention to "Steep grade" warnings (or "Down grade, use lower gear"), sometimes posted with the percent grade (e.g., 12%). Steep hills may also feature "Runaway truck escape" or "Emergency stop" areas with corresponding signs. The UK has a sign warning of "Adverse camber" on a ...
The Emergency Response Guidebook: A Guidebook for First Responders During the Initial Phase of a Dangerous Goods/Hazardous Materials Transportation Incident (ERG) is used by emergency response personnel (such as firefighters, paramedics and police officers) in Canada, Mexico, and the United States when responding to a transportation emergency involving hazardous materials.
A runaway truck ramp, runaway truck lane, escape lane, safety ramp, emergency escape ramp, or truck arrester bed is a traffic device that enables vehicles which are having braking problems to stop safely.
A diverging diamond interchange (DDI), also called a double crossover diamond interchange (DCD), [1] [2] is a subset of diamond interchange in which the opposing directions of travel on the non-freeway road cross each other on either side of the interchange so that traffic crossing the freeway on the overpass or underpass is operating on the ...