Santa Rosa completes Llano Trunk Rehabilitation Phase 1 on schedule and under initial estimate

Dec 5, 2025

City staff reported completion of the Llano Trunk Rehabilitation Phase 1, a 66-inch, roughly 8,100-foot sewer rehab that used cured-in-place lining, required significant environmental mitigation and bypass pumping, and is expected to finish closer to $18.5 million versus an initial $21 million estimate.

The full story

Construction is complete on the Llano Trunk Rehabilitation Phase 1 project, city staff told the Board of Public Utilities. Supervising engineer Richela Maeda said the work rehabilitated a 66-inch trunk sewer that runs from the Laguna treatment plant north of Todd Road for about 8,100 linear feet and included inspection and rehabilitation of 15 manholes.

Free newsletter

Sign up to keep reading.

Your free newsletter brings you what your city council, county, and school board discussed and decided.

or
Already have an account? Sign in