Everyone’s resources have been affected by the COVID-19 pandemic. You can help prevent locate delays by pre-marking your proposed dig area in white and notifying 811 of your planned excavation with as much lead time as is possible in your state.

To learn more about Duquesne’s response to COVID-19, click here.

Safe Practices


  • Worker Beware Video

Tips of the Trade

  • Tips of the Trade

Case Studies

  • Case Studies

Training Quiz

  • Training Quiz