RED

Electric Power Lines, Cables, Conduit, and Lighting Cables

ORANGE

Communication, Alarm or Signal Lines, Cables, or Conduit

YELLOW

Gas, Oil, Steam, Petroleum, or Gaseous Material

GREEN

Sewers and Drain Lines

BLUE

Potable Water

WHITE

Proposed Excavation Limits or Route

PINK

Temporary Survey Markings, Unknown / Unidentified Facilities

PURPLE

Reclaimed Water, Irrigation, and Slurry Lines