Call Before You Dig
The Ohio Utilities Protection Service (OUPS) provides a state-of-the-art call center that operates 24 hours a day, seven days a week, to answer calls from anyone who intends to dig in the State of Ohio. Call 800-362-2764 before you dig.
Color Codes
The American Public Works Association encourages public agencies, utilities, contractors, other associations, manufacturers, and all others involved in excavation to adopt the ULCC Uniform Color Code using ANSI standard Z53.1 safety colors such as:
- Blue: Potable water
- Green: Drain lines, Sewers
- Orange: Communication, alarm or signal lines cables or conduit
- Pink: Temporary survey markings
- Purple: Irrigation and slurry lines, Reclaimed water
- Red: Cables, Conduit and lighting cables, Electric power lines
- White: Proposed excavating
- Yellow: Gas, Gaseous materials, Oil, Petroleum and Steam