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  2. Raised pavement marker - Wikipedia

    en.wikipedia.org/wiki/Raised_pavement_marker

    A yellow raised pavement marker in Japan. If marked on the road, the color should match the purpose according to European counterparts. Also, fluorescent yellow markers are used to indicate temporary lanes during roadworks on major roads in Japan. Two other markers are adopted for use in Japan, taken from North American usage:

  3. Botts' dots - Wikipedia

    en.wikipedia.org/wiki/Botts'_dots

    A round, white Botts' dot, surrounded by excess adhesive Botts' dots on Interstate 280, near the Sand Hill Road exit, Menlo Park, California. Botts' dots (turtles in Washington and Oregon or buttons in Texas and other southern states) are round non-reflective ceramic [1] raised pavement markers.

  4. Road surface marking - Wikipedia

    en.wikipedia.org/wiki/Road_surface_marking

    The paint and tape markers can cause the road surface to crack, and in more severe cases, the markers contribute to road surface raveling [22] (a process in which the aggregate particles are dislodged from the road surface, causing the surface texture to become deeply pitted and very rough [23]) or potholes.

  5. Cat's eye (road) - Wikipedia

    en.wikipedia.org/wiki/Cat's_eye_(road)

    On freeways and highways, every one (or sometimes two) white stripes separating lanes is followed by a white shining cat's eye. On the edge of the road next to the median strip, a yellow cat's eye is placed every 10 metres (33 ft). On the road shoulders a red shining cat's eye is placed every 10 metres (33 ft).

  6. Wikipedia : WikiProject Highways/Route markers

    en.wikipedia.org/.../Route_markers

    Looking to update and upgrade Melbourne Ring Road 80 shield with a Vector image. Aiming to update all pages using this shield with a Vector image. An attempt was made to recreate the logo, using the State Route template. Gist image. Based on a this image taken back in the mid-90 during the Ring Road construction. Targeted pages are the following:

  7. Highway shield - Wikipedia

    en.wikipedia.org/wiki/Highway_shield

    The national route marker is pentagonal, the provincial route marker is diamond-shaped, and the regional and metropolitan route markers are rectangular. The background is blue when used on a freeway and green for other roads. There is a white border and the lettering is yellow. [1]

  8. Channelization (roads) - Wikipedia

    en.wikipedia.org/wiki/Channelization_(roads)

    Channelization is a traffic engineering concept that employs the use of secondary roads, slip lane to separate certain flows of traffic from the main traffic lanes. The method came into favor in the United States in the 1950s.

  9. U.S. Route shield - Wikipedia

    en.wikipedia.org/wiki/U.S._Route_shield

    Example of an original U.S. Route shield, with the state name of "Michigan" and route number of "27" displayed in the original block font. The original design of the shield was presented in the January 1927 edition of the Manual and Specifications for the Manufacture, Display, and Erection of U.S. Standard Road Markers and Signs, the precursor to the Manual on Uniform Traffic Control Devices ...