TO: Honorable Mayor and Members of the City Council
THRU: Jarad Hildenbrand, City Manager
FROM: Christopher Cash, Public Works Director
1. Subject
title
First Amendment to Agreement with Tetra Tech, Inc. for additional design services for Well 29 Equipping.
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2. Summary
Additional design services and technical support are needed for updating plans and specifications for the construction of Well 29 Equipping. Tetra Tech, Inc. has proposed a not to exceed amount of $191,200 for the additional services.
3. Recommended Action
recommendation
Approve the First Amendment with Tetra Tech, Inc. in the amount of $191,200; and authorize the Mayor and City Clerk to execute on behalf of the City.
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4. Fiscal Impact
The expense for this amendment is $191,200 and will be funded through Water (600):
600-5802-85107-255081 Well 29 Construction
5. Strategic Plan Goals
Goal 5: Improve Infrastructure, Mobility, and Technology
6. Discussion and Background
In 2021, the Public Works Department selected Tetra Tech, Inc. (Tetra Tech) to design and provide construction support services for Well 29 located at 1715 W. Struck Avenue. Phase 1, which includes the drilling of the well, was completed in January 2026. Phase 2 of the project, which includes the equipping of the well and associated structures, is anticipated to begin in fall of 2026.
Additional design and technical services are needed to update construction plans and specifications to meet current fire and building codes, obtain necessary permits, and provide construction support services. At staff’s request, Tetra Tech provided a proposal for additional design and technical support in an amount not to exceed $191,200, bringing the total professional services cost of the project to $937,200. Well 29 is expected to produce about 3,000 gallons per minute and will play a vital role in supplying water to the City.
7. ATTACHMENTS
• First Amendment to Agreement with Tetra Tech, Inc.