Alabama - Color Codes
Color coding for locating utility lines is as follows:
| Red | Electric power lines, Cables, Conduit and Lightning Cables |
| Yellow | Gas, Oil, Steam, Petroleum or Gaseous Materials |
| Orange | Communication, Alarm or Signal Lines, Cables or Conduit |
| Blue | Water, Irrigation and Slurry Lines |
| Green | Sewers and Drain Lines |
| White | Proposed excavation |