What are the color codes for underground utilities?

RED – Electric Power Lines, Cables, Conduit and Lighting Cables.

  • YELLOW – Gas, Oil, Steam, Petroleum or Gaseous Materials.
  • ORANGE – Communication, Alarm. or Signal Lines, Cables or Conduit.
  • BLUE – Potable Water. GREEN – Sewers and Drain Lines.
  • PURPLE – Reclaimed Water, Irrigation and Slurry Lines.

    • What color are Dig Safe flags?

    Orange – Communications, Telephone/CATV. Blue – Potable Water. Green – Sewer/Drainage. Yellow – Gas/Petroleum Pipe Line.

    What do the colors mean on a locate?

    Red: electric power lines, cables, conduit and lighting cables. Orange: telecommunication, alarm or signal lines, cables or conduit. Yellow: natural gas, oil, steam, petroleum or other flammable. Green: sewers and drain lines. Blue: potable drinking water.

    What do the colors mean before you dig?

    White: Pre-marking of the outer limits of the proposed excavation or marking the centerline and width of proposed lineal installations of buried facilities. Pink: Temporary Survey Markings. Red: Electric power lines, cables or conduit, and lighting cables. Yellow: Gas, oil, steam, petroleum, or gaseous materials.

    What do utility paint colors mean?

    RED – Electric Power Lines, Cables, Conduit, and Lighting Cables. YELLOW – Gas, Oil, Steam, Petroleum, or Gaseous Material. ORANGE – Communication, Alarm or Signal Lines, Cables, or Conduit. BLUE – Potable Water. GREEN – Sewers and Drain Lines.

    What does blue spray paint on grass mean?

    Potable, Water
    BLUE: Potable, Water. GREEN: Sewers and Drain Lines. PURPLE: Reclaimed Water, Irrigation and Slurry Lines.

    What do colored survey markers mean?

    Pink is strictly used by land surveying companies to state where the temporary survey markings are. The color codes for locating utilities, conduit or rebar in concrete can present slightly different colors depending on the surface. Most often used are the colors red, yellow, blue and black.

    What do utility marking colors mean?

    What does orange spray paint on trees mean?

    Orange paint is used to designate unit boundaries as well as designate trees that are to be left uncut. Blue marked trees are those that have been designated for removal.

    What does orange spray paint on grass mean?

    YELLOW: Gas, Oil, Steam, Petroleum or Gaseous Materials. ORANGE: Communication, Alarm or Signal Lines, Cables or Conduits. BLUE: Potable, Water. GREEN: Sewers and Drain Lines.

    What does pink paint on trees mean?

    The following are some work items and the primary and/or secondary colors used to mark each: Cut tree (blue/yellow), leave trees (orange/pink), wildlife reservation (white), cutting boundary (orange), cancel prior work (black), and property lines (red).