Appendix D Additional References

The references contained in Appendix D are intended to be supplemental references for existing and/or new practices found within the CGA Best Practices.

Trenchless Excavation:

  • Chapter 2: Practice Statement 2–13
  • Chapter 4: Practice Statement 4–19
  • Chapter 5: Practice Statement 5–29



One Call Center One Call Center

Facility Owner Facility Owner

Excavator Excavator

Locator Locator

Project Owner Project Owner

Designer Designer