Storm Related Road Closures for Unincorporated Marin County: - Bolinas Road is closed from Azalea Hill to HWY 1 in West Marin due to debris on roadway. - Platform Bridge Road is closed from Pt Reyes Petaluma Road to Sir Francis Drake Boulevard  in West Marin due to localized flooding.

When is an Encroachment Permit required?

An Encroachment Permit is required for any work conducted within a County-maintained public right-of-way.  Often, the County-maintained public right-of-way extends beyond the paved street and may extend beyond the sidewalk. An Encroachment Permit allows you to make certain uses and construct certain improvements within a County-maintained public right-of-way, both above and underground.  Examples include, but are not limited to:

  • Installation or repairs to underground utilities
  • Trenching in the right-of-way;
  • Building or repairing a driveway approach and/or sidewalk;
  • Tree trimming or;
  • Any work or event requiring traffic control on the street
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