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The MUTCD's W11 series of signs is for warning signs relating to advance warnings. The MUTCD allows use of a fluorescent yellow-green background color for signs relating to non-motorized vehicles crossing the road. [8] As not all situations are covered, several states have their own standards in addition to the MUTCD.
Traffic warning signs with lights. Some warning signs have flashing lights to alert drivers of conditions ahead or remind drivers to slow down. In Britain, they are called warning lights. Flashing lights can be dangerous for people with certain forms of epilepsy and/or sensory processing disorder.
Local traffic road signs usually employ black text on white. Exceptions are the Czech Republic (yellow-on-black), Finland (white-on-black), Austria and Spain (white-on-green), as well as Denmark, Iceland and Poland (blue-on-white). Tourist sighting signs usually employ white on some shade of brown.
The Interstate 5 immigrant crossing signs were California highway safety signs warning motorists to avoid hitting undocumented immigrants darting across the road. It depicted a man, woman, and girl with pigtails running. The California Department of Transportation (Caltrans) erected the signs in 1990 in response to over one hundred immigrant ...
Barricade tape is also known as construction tape or barrier tape, or in reference to the safety hazard involved as caution tape, warning tape, danger tape or hazard tape. When used by police, the tape is named police tape. The tape is often wrapped and affixed as a visual warning sign and demarcation, for instance against entering a dangerous ...
ISO 7010 is an International Organization for Standardization technical standard for graphical hazard symbols on hazard and safety signs, including those indicating emergency exits. It uses colours and principles set out in ISO 3864 for these symbols, and is intended to provide "safety information that relies as little as possible on the use of ...
Sign warning of cattle crossing in a rural road of Madeira Island, Portugal. Traffic signs can be grouped into several types. For example, Annexe 1 of the Vienna Convention on Road Signs and Signals (1968), which on 30 June 2004 had 52 signatory countries, defines eight categories of signs: A. Danger warning signs; B. Priority signs
A safety orange warning sign for road construction sites. Safety orange (also known as blaze orange, vivid orange, OSHA orange, hunter orange, or Caltrans orange) is a hue used to set objects apart from their surroundings, particularly in complementary contrast to the azure color of the sky. (Azure is the complementary color of orange, and thus ...