3.6 Hours of Operation
The one call center can process locate requests 24 hours per day, 7 days per week.55
The one call center has a process in place where an excavator who has a locate request can, at anytime of the day or night, every day of the year, contact the one call center and have that request processed.
Existing operating practices from various states’ one call centers
One Call Center Information
NTSB Safety Study (NTSB/SS-97/01; PB97-917003)