They have a free pdf of their mutcd manual on traffic control devices online and it is a wealth of information.
Traffic control signs meanings.
Similar to the deer crossing signs in shape and design mutcd w11 8 signs alert drivers to upcoming fire departments ambulance stations and other areas where emergency vehicles could.
For example road signs that use the color yellow may warn you that there is a narrow bridge ahead a railroad crossing a no passing zone curves in the roadway a merge point pedestrian crossing a dead end an uneven surface a hidden cross street or any other number of.
Sign placement or height or reflectivity questions can be answered by going to the dot department of transportation web site.
Yellow yellow road signs are general warning signs to indicate potential hazards or changing road conditions ahead.
Warning signs provide alerts and warning about the road conditions or hazards or possible traffic situations.
Below are some of the most common warning signs and their meanings.
W3 series signs advance traffic control w4 series signs merge lane transition and cross traffic w5 series signs width restriction w6 series signs divided highway w7 series signs hill w8 series signs pavement condition w9 series signs lane transition and toll.