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Before you dig, every dig. It's the law. 1.800.257.7777

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The facility owner or their contract locator will mark the ground with either flags or paint. The colors below are industry standard and each color identifies a specific type of utility.

APWA UNIFORM COLOR CODE
    WHITE - Proposed Excavation 
PMS 806 PINK - Temporary Survey Markings
PMS 1795   RED - Electric Power Lines, Cables, Conduit and Lighting Cables
PMS 108   YELLOW - Gas, Oil, Steam, Petroleum or Gaseous Materials
PMS 144   ORANGE - Communication, Alarm or Signal Lines, Cables or Conduit
13.5 parts process, 2.5 parts reflex   BLUE - Potable Water
PMS 253   PURPLE - Reclaimed Water, Irrigation and Slurry Lines
PMS 3415   GREEN - Sewers and Drain Lines

These PMS colors are close approximations of the ink formulas represented by ANSI color chips for safety colors and are offered as a convenience in dealing with your printer.

For professional excavators that would like to order cards for your crews, please click here.

 

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