Underground facilities shall be marked in accordance with the following designated color code: (As per OAR 952-001-0070 (8))
| Color | To Indicate |
|---|---|
| Red | Electric power lines, cables or conduit, and lighting cables |
| Yellow | Gas, oil, steam, petroleum, or gaseous materials |
| Orange | Communication, alarm or signal lines, cables or conduits, and fiber |
| Blue | Potable water |
| Green | Sewers, drainage facilities or other drain lines |
| White | Pre-marking of the outer limits of the proposed excavation or marking the centerline and width of propose lineal installations of buried facilities |
| Pink | Temporary Survey Markings |
| Purple | Slurry, irrigation and reclaimed water |
FINES MAY BE IMPOSED FOR MISUSE OF COLORS
(Adopted by the American Public Works Association)