City of Santa Rosa image CIP

Capital Improvement Project

Geysers - Delta Connection Improvements

Estimated Construction Schedule: Slated to begin August, 2022 and is anticipated to be completed July, 2024.
Construction Contract Amount: Pending
Project ID #: 2111
Description: Upsize approximately 130 linear feet of the existing 12" diameter connection between the Geysers Pipeline and Delta Pond to 24" diameter. This will allow high flows of recycled water to be delivered to Delta Pond using the Geysers pipeline as a redundant supply line to the reclamation piping network.

Construction Update Image

Summer 2024: Project is essentially complete except for the installation of two valves on backorder. Contractor has reported manufacturer delays for the 12" Knife Gate Valve and the Fixed cone Valve both with expected shipping dates of late July 2024.


Andrew Wilt
Associate Civil Engineer
City of Santa Rosa

Michael Mirich
Civil Engineering Tech III
City of Santa Rosa

David Coleman
Consultant Design Engineer
Brelje and Race
707) 636-3756

Phone: (707) 876-3410
Fax: (707) 876-3256

James Piazza

Joel Piazza
Project Manager

Other Information:
Notice Of Completion And Environmental Document Transmittal
Notice of Intent to Adopt a Mitigated Negative Declaration
Santa Rosa Geyser Diffuser Improvements IS-MND
C02111 Invitation for Bids (for information only - see PlanetBids for bidding)
C02111 Plans (for information only - see PlantetBids for bidding)
Pre-Bid Roster
Bid Tabulation
Revised Bid Tabulation
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Project Image

Note: All dates and times are subject to change.