AEP Texas - You never know what's underground. Before you dig, always call 8-1-1 and look for these colors to mark underground utility lines. #SafetySaturday | Facebook
![Appendix C: Color Code for Marking Underground Utility Lines – AirSpade Pneumatic Soil Excavation Tools Appendix C: Color Code for Marking Underground Utility Lines – AirSpade Pneumatic Soil Excavation Tools](https://www.airspade.com/cdn/shop/files/download_708f6835-3c94-439b-a74f-cb90f67ab55a.jpg?v=1681835657)
Appendix C: Color Code for Marking Underground Utility Lines – AirSpade Pneumatic Soil Excavation Tools
![Utilities and Safety Marking: Easily Missed and Extremely Important – Presco :: Marking Products and Engineered Films Utilities and Safety Marking: Easily Missed and Extremely Important – Presco :: Marking Products and Engineered Films](https://presco.com/wp-content/uploads/2018/06/Presco_APWA-Color-Code-01-601x640.jpg)