What Do ALL These Colors Mean? - Damage Prevention Council of Texas
Color Codes for Utility Markouts. - ACS Underground Solutions
Town of Mead on Twitter: "FUN FACT FRIDAY: Do you ever wonder what those little flags at construction sites mean? They represent buried utilities, and you can use the color code to #
What the Marks Mean - Miss Utility of Delmarva
Color Codes for Buried Lines - APWA | SmartSign Blog