Sonoma Public Infrastructure
Sonoma Public Infrastructure's offices are now located at 400 Aviation Blvd, Suite 100, Santa Rosa, CA 95403.
Pavement cuts are prohibited on County-maintained roads that have been resurfaced any time within the previous five (5) calendar years.
Pavement cuts of any kind on a County road requires an encroachment permit. To apply for a permit, please contact the Permit and Resource Management Department (PRMD) at (707) 565-1900.
All utility cuts on Sonoma County roads must conform to Sonoma County Construction Standard # 219 - Trench Backfill and Paving Details.