Minn. R. agency 174, ch. 7560, pt. 7560.0225
The excavator is responsible for reasonably protecting and preserving a locate until no longer required for proper and safe excavation near the underground facility. If the excavator has reason to believe a locate is obliterated, obscured, missing, or incorrect, the excavator shall notify the facility operator or notification center in order to have an operator verify, refresh, or re-mark the locate.
A locate is valid for 14 days from the excavation commencement time stated on the excavation or location notice, unless the excavator has made previous arrangements with the operators affected to periodically verify, refresh, or re-mark the locate.
Minn. R. agency 174, ch. 7560, pt. 7560.0225
Statutory Authority: MS s 14.06; 216D.08; 299J.04; 299F.60