Utility Color Codes Usa. 800 825 9283 23 jan 2017 underground utility designating is the process of identifying and marking underground utilities. Most often used are the colors red yellow blue and black.
What Do The Utility Marking Colors Mean Safe Site Utility Locating Services from www.safesitellc.com
Mon fri 8 00am 5 00pm est. Adopt uniform color code the american public works association encourages public agencies utilities contractors other associations manufacturers and all others involved in excavation to adopt the apwa uniform color code using ansi standard z535 1 safety colors for temporary marking and facility identification. So from california to ohio to maine the colored markings share the same meaning.
Mon fri 8 00am 5 00pm est.
Color codes for utility markouts by utility survey corp. Gas oil steam petroleum or gaseous materials. Electric power lines cables conduit and lighting cables. Most often used are the colors red yellow blue and black.
