Siara Excavating ATC Renovation Work Recommended for Acceptance

The Contra Costa Community College District recommended accepting Siara Excavating’s contract work for the D-4032 ATC Building Renovation Project at Diablo Valley College. The work was completed on August 21, 2026, under a contract amount not to exceed $320,000, with remaining retention payable after the 35-day lien period and close-out requirements are satisfied.

Document date · October 13, 2026

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Scope & details

The full contract record, as filed.

Contract amount

Not to exceed $320,000.00

Contract type

CONSTRUCTION

Renewal date

2026-08-21

Renewal

No renewal described. Remaining retention may be paid after the 35-day lien period if no liens are filed and all punch-list and administrative close-out requirements are completed.

Document type

StaffReport

Source document

Contra Costa Community College District Staff Report Acceptance of Contract Work for Diablo Valley College 2026-10-14

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Contra Costa Community College District Agenda Governing Board Regular Meeting 2026-10-14

APPROVED

Contra Costa College, CaliforniaOct 13, 2026

Contra Costa Community College District Agenda Governing Board Regular Meeting 2026-10-14

APPROVED

Contra Costa College, CaliforniaOct 13, 2026

Frequently asked questions

Common questions about this contract, answered from the record.

Who was awarded the construction contract by Contra Costa College?

Siara Excavating was awarded this construction contract by Contra Costa College, as recorded on October 13, 2026. The contract value is Not to exceed $320,000.00.

How much is the Siara Excavating contract with Contra Costa College worth?

The Siara Excavating contract with Contra Costa College is valued at Not to exceed $320,000.00, covering construction work.

What type of contract is this?

This is a Construction contract, documented as a staffreport record, structured as a not-to-exceed (ceiling) agreement.

Where was this contract approved?

This contract appears in Contra Costa Community College District Staff Report Acceptance of Contract Work for Diablo Valley College 2026-10-14 (StaffReport), dated October 13, 2026 from Contra Costa College. Civic IQ extracts contract records directly from agency meeting documents and solicitations.

What other contracts does Siara Excavating hold?

Siara Excavating may hold additional government contracts. View their full contract history, the agencies they serve, and total tracked spend on their Civic IQ vendor profile.

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