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The front rail wheels of road–rail vehicles are often set to toe-in by a distance of 6 mm over 1 metre. Unlike other forms of rolling stock, road-rail vehicles do not always have a common axle between the rail wheels and the toe-in angle prevents the vehicle from hunting when on-rail.
In the fall of 1917, Dr. June McCarroll of Indio, California developed the idea of white center lines and began advocating for their use, after she was run off the road by a truck while driving along a highway that would later be incorporated into US 99. [43]
Trench foot, also known by other names, is a type of foot damage due to moisture. [1] Initial symptoms often include tingling or itching which can progress to numbness. [1] [2] The feet may become red or bluish in color. [1]
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The alignment is the route of the road, defined as a series of horizontal tangents and curves. The profile is the vertical aspect of the road, including crest and sag curves, and the straight grade lines connecting them. The cross section shows the position and number of vehicle and bicycle lanes and sidewalks, along with their cross slope or ...
A sprain or strain to the small interphalangeal joints of the toe is commonly called a stubbed toe. A sprain or strain where the toe joins to the foot is called turf toe . Long-term use of improperly sized shoes can cause misalignment of toes, as well as other orthopedic problems.
The foot (pl.: feet) is an anatomical structure found in many vertebrates.It is the terminal portion of a limb which bears weight and allows locomotion.In many animals with feet, the foot is a separate [clarification needed] organ at the terminal part of the leg made up of one or more segments or bones, generally including claws and/or nails.
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