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A speed bump is a bump in a roadway with heights typically ranging between 8 and 10 centimetres (3 and 4 in). The traverse distance of a speed bump is typically less than or near to 0.3 m (1 ft); contrasting with the wider speed humps, which typically have a traverse distance of 3.0 to 4.3 m (10 to 14 ft). [5] [6]
Traffic engineers refer to three "E's" when discussing traffic calming: engineering, (community) education, and (police) enforcement.Because neighborhood traffic management studies have shown that residents often contribute to the perceived speeding problem within their neighborhoods, instructions on traffic calming (for example in Hass-Klau et al., 1992 [4]) stress that the most effective ...
To avoid confusion as to whether the distance indicated was in miles or kilometres new major distance signs had affixed to them a temporary yellow plate showing the symbol km. [5] On the many new kilometre signs on minor roads, a yellow plate which showed the corresponding number of miles was affixed under the now permanent kilometre distance ...
The MUTCD's W13 series of signs is for warning signs relating to advisory speeds. Speed limits in the United States are always in miles per hour. Metric advisory speed signs in kilometers per hour used to be authorized but extremely rare, usually seen near the borders with Canada and Mexico, both of which use the metric system. [5]
An unusual occurrence of the rectangular arrow sign appears on the eastbound approach to Dead Man's Curve in Cleveland, Ohio, US, a curve so sharp that in places an arrow's stem is printed on one sign and the arrow's point is printed on another larger sign further down the road; from the driver's perspective at a distance, the two signs ...
The North Luzon Expressway's raised plastic transverse rumble strips approaching Balintawak Toll Barrier, Philippines. Rumble strips (also known as sleeper lines or alert strips) are a traffic calming feature to alert inattentive drivers of potential danger, by causing a tactile fuzzy vibration and audible rumbling transmitted through the wheels into the vehicle interior.
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A method of turning a vehicle around (making a 180° turn) in close quarters, such as in the middle of a road at a point other than an intersection. Three-way junction, 3-way junction, 3-way intersection, Y junction, Y intersection, T junction, or T intersection a type of road intersection with three arms. A Y junction generally has 3 arms of ...