Project Information

Bid Title

Sonora Regional Wastewater Treatment Facility Filter and Chlorine Basin Cover Structures

Issuing Agency

Tuolumne Utilities District

Location

California

Published Date

Nov 19, 2025

Closing Date

Dec 12, 2025

Government Level

State & Local

Status

Closed

Original Source

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Bid Documents

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Project Description

Sonora Regional Wastewater Treatment Facility Filter and Chlorine Basin Cover Structures

Project Description
Tuolumne Utilities District (TUD) is seeking qualified contractors for the construction of the Sonora Regional Wastewater Treatment Facility (SRWWTF) Filter and Chlorine Contact Basin (CCB) Cover Structures (also called the Filter and CCB Structure Project), addressed to the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, Ca in Tuolumne County.

Mandatory Pre-Bid Meeting:
A mandatory pre-bid conference will be held at the project site at 9:00 a.m. on November 19th. Each Bidder must be represented and attend the entire meeting. Each representative shall sign an attendance sheet identifying the Bidder represented. Bids will only be accepted from Bidders represented at the pre-bid conference. Attendance by subcontractors is not mandatory, but all interested prospective subcontractors are encouraged to attend.

Proposal Due Date:
December 12, 2025, by 2:00 p.m.

Bids
Sealed Bids for the construction of the Sonora Regional Wastewater Treatment Facility (SRWWTF) Filter and Chlorine Contact Basin (CCB) Cover Structures (also called the Filter and CCB Structure Project), addressed to the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California 95370, will be received at the office of the District until 2:00 p.m., local time, on December 12th, and will then be publicly opened and read.

Project Documents
Contract Documents- Sonora Regional WWTF Filter and Cover Structures
Plans- CCB and Filter Cover Structures

Addendum No. 1 – Filter and CCB Cover Structure

For information concerning the proposed work, contact: Mr. Erik Johnson, District Engineer, at (209) 532-5536, extension 520 or ejohnson@tudwater.com.

Attachment Preview

CONTRACT DOCUMENTS

Sonora Regional Wastewater Treatment Facility

Filter and Chlorine Contact Basin Cover Structures

TUOLUMNE UTILITIES DISTRICT

November 2025

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TABLE OF CONTENTS

PART 1

BIDDING REQUIREMENTS

Invitation to Bid ....................................................................................... B-1

Instructions to Bidders ............................................................................ B-3

Bidder's Checklist ................................................................................... B-10

Bid Form ................................................................................................. B-11

Bid Schedule........................................................................................... B-13

Bid Bond ................................................................................................. B-17

Performance Bond .................................................................................. B-19

Public Works Payment Bond................................................................... B-24

List of Subcontractors ............................................................................. B-30

Non-collusion Declaration ....................................................................... B-31

Contractor Safety Agreement.................................................................. B-32

Notice of Award ...................................................................................... B-33

PART 2

CONTRACT FORMS

Agreement .............................................................................................. CF-1

Workmen's Compensation Insurance...................................................... CF-5

Public Works Contract Conditions ........................................................... CF-6

California Labor Code: Required Provisions in Public Work Contracts .... CF-7

PART 3

CONDITIONS OF THE CONTRACT

General Conditions ................................................................................. GC-1

General Conditions Index........................................................................ GC-3

Article 1 - Definitions ............................................................................... GC-7

Article 2 - Preliminary Matters ................................................................. GC-9

Article 3 - Correlation, Interpretation & Intent of Contract Documents ..... GC-10

Article 4 - Availability of Lands; Physical Conditions; Reference Points... GC-11

Article 5 - Bonds and Insurance .............................................................. GC-13

Article 6 - Contractor’s Responsibilities ................................................... GC-14

Article 7 - Work by Others ....................................................................... GC-20

Article 8 - Owner’s Responsibilities ......................................................... GC-21

Article 9 - Engineer’s Status During Construction.................................... GC-21

Article 10 - Changes in the Work............................................................. GC-23

Article 11 - Change of Contract ............................................................... GC-24

Article 12 - Change of the Contract Time ................................................ GC-28

Article 13 - Warranty and Guarantee, Tests and Inspections, Correction,

Removal or Acceptance of Defective Work........................... GC-28

Article 14 - Payments and Completion .................................................... GC-31

Unconditional Waiver and Release Upon Final Payment ........................ GC-37

Article 15 - Suspension of Work and Termination.................................... GC-39

Article 16 - Claims/Dispute Resolution .................................................... GC-40

Article 17 - Assignment of Antitrust or Unfair Business Practices Claims

to Owner Under Public Contracts Code § 7103.5 .................. GC-40

Article 18 - Miscellaneous ....................................................................... GC-41

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Supplementary Conditions ...................................................................... SC-1

1. Counterparts of the Agreement ...................................................... SC-1

2. Additional Bond .............................................................................. SC-1

3. Insurance Requirements for Contractor.......................................... SC-1

4. Specifications ................................................................................. SC-4

5. Drawings ........................................................................................ SC-4

6. Owner ............................................................................................ SC-4

7. Engineer......................................................................................... SC-4

8. Resident Project Representative .................................................... SC-5

9. Responsibility for Payment ............................................................. SC-5

10. Documentation to Accompany Applications for Payment................ SC-5

11. Retainage....................................................................................... SC-5

12. Partial Utilization ............................................................................ SC-5

13. Substantial Completion .................................................................. SC-6

14. Final Inspection and Acceptance.................................................... SC-6

15. Liquidated Damages ...................................................................... SC-6

16. Correction Period ........................................................................... SC-7

17. Overtime Work ............................................................................... SC-7

18. Legal Addresses ............................................................................ SC-7

19. Underground Installations............................................................... SC-7

20. Layout of Work ............................................................................... SC-8

21. Compaction and Concrete Testing ................................................. SC-8

22. Design Engineer............................................................................. SC-8

23. Measurement and Payment ........................................................... SC-8

24. Submittals and Proposed Equivalents ............................................ SC-9

25. Staging Area .................................................................................. SC-12

26. Construction Facilities .................................................................... SC-13

27. Work Days and Hours .................................................................... SC-14

PART 4 TECHNICAL SPECIFICATIONS

13500 Metal Buildings

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Commodity Codes

• NAICS 221320Sewage Treatment Facilities
• NAICS 236220Commercial and Institutional Building Construction
• NAICS 237990Other Heavy and Civil Engineering Construction

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