https://dot.ca.gov/-/media/dot-media/district-7/documents/env-docs/sr-39-reopening-final-eir-ea-fonsi-january-2025_a11y.pdfState Route 39 (SR-39/San Gabriel Canyon Road) Reopening Project
The California Department of Transportation (Caltrans) has determined that Alternative
2: Evacuation Route (Minimal Build) will have no significant impact on the human
environment
Alternative 2 – Evacuation Route (Minimum Build): This alternative proposes limited
roadway restoration. Access to the roadway would be strictly for emergency service
responders and maintenance access. The roadway would continue to be closed to
public highway traffic.