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Blue Lakes Curve Improvement Project

Aerial view of state route 20 near Blue Lakes. Construction equipment is at work on the shoulder.

This safety project is located on State Route 20 at Blue Lakes (post miles 2 to 2.8) in Lake County. It includes enhanced visibility by improving an existing curve with the construction of two retaining walls, widening and paving existing shoulders to eight feet, installation of guardrails, replacement and extension of culverts, relocation of overhead utilities, and the addition of centerline and shoulder rumble strips along with other improvements.

Project Schedule

  • Begin Construction: October 2023
  • End Construction: December 2025

Budget Estimates

  • $17.2 million

Contact Information

Project Manager
Isral Konopa
(707) 499-1588

Public Information Officer (Media Inquires)
Manny Machado
(707) 496-6879, TTY 711

Last reviewed: March 2025

Aerial view of state route 20 near Blue Lakes. Construction equipment is at work on ta large retaining wall. Clear Lake is visible in the foreground and a mountain rises in the background.

A retaining wall under construction on state route 20 near Blue Lakes. Construction equipment is at work on the wall.

Construction equipment is at work on a retaining wall on state route 20 near Blue Lakes.

Route 20 sign.