TRWRP Sulfuric Acid Day Tank Area Rehabilitation and Replacement Project.pdf

West Basin Municipal Water District

TRWRP SULFURIC ACID DAY TANK

AREA REHABILITATION AND

REPLACEMENT PROJECT

Contract Documents and

Construction Specifications

MARCH 2026

17140 S. Avalon Boulevard, Suite 210, Carson, California 90746-1296

WEST BASIN MUNICIPAL WATER DISTRICT

TRWRP SULFURIC ACID DAY TANK

AREA REHABILITATION AND

REPLACEMENT PROJECT

MARCH 2026

ACKNOWLEDGMENT:

These Contract Documents and Construction Specifications have been prepared under the direction of the following design professional(s):

Brian R. Owen, California C-93752, Exp. Date 9/30/2026 Carollo Engineers, Inc. / Demolition and Mechanical

Nhat Minh Doan, California C-80497, Exp. Date 3/31/2027 Carollo Engineers, Inc. / Structural

Digitally signed by Brian Owen Contact Info: Carollo Engineers, Inc.

Date: 2026.03.16 13:41:20-07'00'

Digitally signed by Nhat Minh Doan Contact Info: Carollo Engineers, Inc.

Date: 2026.03.16 13:57:13-07'00'

TRWRP SULFURIC ACID DAY TANK AREA TABLE OF CONTENTS

REHABILITATION AND REPLACEMENT PROJECT i pw:\\Carollo/Documents\CA/WBMWD/204416-100000/04 Design/04 Specs/Carollo\2. Table of Contents.docx (Bid2)

TRWRP SULFURIC ACID DAY TANK AREA

REHABILITATION AND REPLACEMENT PROJECT

TABLE OF CONTENTS

PART 1: BID DOCUMENTS

ADVERTISEMENT FOR BID

INSTRUCTIONS TO BIDDERS

SMALL AND LOCAL BUSINESS ENTERPRISE PROGRAM COMPLIANCE

BID FORM

BID BOND

PART 2: CONTRACT DOCUMENTS

AGREEMENT

PERFORMANCE BOND

PAYMENT BOND

PART 3: PROVISIONS

GENERAL PROVISIONS

SPECIAL PROVISIONS

PART 4: SPECIFICATIONS

TECHNICAL SPECIFICATIONS

PART 1: BID DOCUMENTS

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Receipt of Bid:

West Basin Municipal Water District (DISTRICT) will receive ELECTRONIC BIDS ONLY before 2:00 PM on July 30, 2026, at which time the ELECTRONIC bids will be opened and posted on OpenGov (online bid portal) for construction of the TORRANCE REFINERY

WATER RECYCLING PLANT (TRWRP) SULFURIC ACID DAY TANK AREA

REHABILITATION AND REPLACEMENT PROJECT, RFB-TH-0139. A notice of the bid opening will be posted on OpenGov, with a Microsoft Teams link, one week before the bid opening.

Pre-Bid Meeting (Mandatory):

A Mandatory Pre-Bid Meeting is scheduled for July 22, 2026, at 10:00 AM. The Pre-Bid meetings will be conducted remotely by Teams:

TRWRP Sulfuric Acid Day Tank Area Rehabilitation and Replacement Project Pre-Bid Meeting Meeting ID: 283 976 510 468 063 Passcode: qL6Vh6GH

An optional on-site job walk will take place immediately after the Pre-Bid Meeting on Wednesday, July 22, 2026, at 11:00 AM, at the Torrance Refinery Water Recycling Plant (3700 W. 190th St., Torrance, CA 90504). Enter near W. 190th Street and Ermanita Avenue; see the Google map in the RFB Timeline section on OpenGov. Attendees must bring their own PPE: hard hat, safety vest, protective eyewear, and closed‑toe shoes.

Attendance at the Pre-Bid Meeting is mandatory for all prospective prime contractors.

Those who do not attend will not be eligible to submit a bid.

Document Review:

Bidders desiring to obtain copies of the Contract Documents and submit a bid shall register with the DISTRICT’S online E-Procurement System at https://procurement.opengov.com/signup. Following registration, Bidder can download all Contract Documents at no cost. Hard copies of the document will not accepted.

Description of Work:

The Project contemplated consists of the following work at the Torrance Refinery Water Recycling Plant in Torrance, California.

Rehabilitation to the existing sulfuric acid day tank storage area by removing and replacing concrete slab and walls

The Work will be completed in all respects within 150 calendar days from the Notice-To-Proceed.

https://teams.microsoft.com/l/meetup-join/19%3ameeting_YzhjNjBmNmUtMGM3YS00YjllLWEwZDMtYzQxODIwOTc5MDk5%40thread.v2/0?context=%7b%22Tid%22%3a%227d5e0c6b-3aaf-4940-adde-6e44eba3abd2%22%2c%22Oid%22%3a%22c2e4b628-8e89-4cfc-9acb-bb7357e554f5%22%7d https://teams.microsoft.com/l/meetup-join/19%3ameeting_YzhjNjBmNmUtMGM3YS00YjllLWEwZDMtYzQxODIwOTc5MDk5%40thread.v2/0?context=%7b%22Tid%22%3a%227d5e0c6b-3aaf-4940-adde-6e44eba3abd2%22%2c%22Oid%22%3a%22c2e4b628-8e89-4cfc-9acb-bb7357e554f5%22%7d pw://Carollo/Documents/CA/WBMWD/204416-100000/04 Design/04 Specs/Carollo/3. Advertisement for Bids.docx (Bid2)

Bid Security:

Each Bid must be submitted on the prescribed Bid Form and accompanied by Bid Security as prescribed in the Instructions to Bidders, payable to the DISTRICT in an amount not less than 10 percent of the amount Bid.

Bonds:

The Successful Bidder will be required to furnish the additional Bond(s) prescribed in the Contract Documents.

Contractor Licensing:

In order to Bid and perform public work, the Bidder and Subcontractors shall hold or obtain such licenses as required by State Statutes, and federal and local Laws and Regulations.

Bids will be accepted only from Bidders holding a California Contractors' License Class A.

Payment of Work:

Payment for the Work accomplished will be made monthly, but part of the amount earned will be withheld to ensure performance under the contract. Substitution of securities for the monies withheld is permitted by the Contract Documents as an option open to the Successful Bidder.

Liquidated Damages:

Provisions for liquidated damages are set forth in accordance with the contract documents. Contractor shall pay to the District, as fixed and liquidated damages and not as penalty, the sum of $5,000 each calendar day of delay.

Small and Local Business Enterprises:

West Basin Municipal Water District maintains a Small and Local Business Enterprise (SLBE) Program that shall be addressed by the prime contractor. Contractor shall comply with the SLBE program in accordance with the Contract Document and shall include the signed compliance form as part of the bid submittal.

Solicitation Administration:

For information regarding the proposed Work, please submit all questions or requests for clarification through the E‑Procurement System’s Question & Answer module. The last day to submit comments or questions is July 27, 2026, at 5:00 PM. All inquiries must be directed to the DISTRICT through this module.

Bidders shall not visit TRWRP or attempt to contact operations staff directly; all communication must go through the DISTRICT.

The DISTRICT reserves the right to reject any or all Bids, including any Bid that does pw://Carollo/Documents/CA/WBMWD/204416-100000/04 Design/04 Specs/Carollo/3. Advertisement for Bids.docx (Bid2) not conform to the intent and purpose of the Bidding Documents.

END OF SECTION

INSTRUCTIONS TO BIDDERS

TRWRP SULFURIC ACID DAY TANK AREA INSTRUCTIONS TO BIDDERS

REHABILITATION AND REPLACEMENT PROJECT PAGE 1

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INSTRUCTIONS TO BIDDERS

1. DEFINED TERMS

Terms used in these Instructions to Bidders have the meanings assigned to them in the Agreement.

Certain additional terms used in the Bidding Documents have the meanings indicated below which are applicable to both the singular and plural thereof:

1.1. Bidder—one who submits a Bid to the DISTRICT as distinct from a sub-bidder, who submits a Bid to a Bidder.

1.2. Apparent Low Bidder—that Bidder who's Bids as offered in the Bid Form represents the lowest total as determined by the Base Bid.

1.3. Bid Schedules – Refer to the Bid Form.

1.4. DISTRICT – West Basin Municipal Water District

1.5. Successful Bidder—lowest, responsible and responsive Bidder to whom DISTRICT (on the basis of DISTRICT’S evaluation as hereinafter provided) makes an award.

1.6. Local Business Enterprise (LBE)—to be considered as a local business enterprise, a contractor must provide evidence, in the form of a business license, that the contractor is located at a fixed commercial or residential address where administrative, clerical, professional or other productive work is performed relative to its commercial purpose. The contractor must be located either within the DISTRICT’s service area or within 25 miles of the DISTRICT’s Carson headquarters for a minimum of one year.

1.7. Small Business Enterprise (SBE)--- to be considered as a small business enterprise and to encourage maximum participation, the DISTRICT will accept a contractor that meets the federal U.S. Small Business Administration (SBA) size standards or the SBE standards set by the California Department of General Services (DGS). In addition, the DISTRICT will accept a contractor’s self-certification of any local agency within the State of California. All certifications are subject to verification.

2. BIDDING DOCUMENTS

2.1. Complete sets of Bidding Documents must be used in preparing Bids.

Neither the DISTRICT nor ENGINEER assumes any responsibility for errors or misinterpretations resulting from use of incomplete sets of Bidding Documents.

REHABILITATION AND REPLACEMENT PROJECT PAGE 2

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2.2. The Drawings bound in the Bidding Document are photographic reductions of the original tracings and are included as a reference only. All measurements shall be made and verified by the CONTRACTOR at the Work site.

2.3. Bidding Documents made available on the above terms are only for the purpose of obtaining Bids for the Work and shall not be used for any other purpose.

3. SPECIFICATIONS FORMAT DIFFERENCES

3.1 Bidder shall make no special interpretation or inference of intent from different formats of different Specifications sections.

4. QUALIFICATIONS OF BIDDERS

4.1. To demonstrate qualifications to perform the Work, Bidder shall submit, within 5 days of DISTRICT’S request, written evidence such as financial data, previous experience, present commitments, and other such data as may be called for below.

4.2. Each Bid must contain evidence of Bidder's qualification to do business in the state where the Project is located or covenant to obtain such qualification prior to Contract award.

4.3. All contractors and subcontractors listed in the Bid proposal must be registered with the Department of Industrial Relations pursuant to Labor Code Section 1725.5.

4.4. Nothing indicated herein will prejudice DISTRICT’S right to seek additional pertinent information as is provided in Article AWARD OF CONTRACT.

5. LICENSE REQUIREMENTS

5.1. The classification of Contractor's License that a Bidder must hold to be eligible for award of a contract for the Work is listed in the Advertisement for Bid.

5.2. In accordance with Section 7028.15 of the California Business and Professions Code, a licensed contractor shall not submit a bid to a public agency unless the contractor’s license number appears clearly on the bid, and the license expiration date is stated. Any bid not containing this information, or a bid containing information which is subsequently proven false, shall be considered non-responsive and shall be rejected by the DISTRICT.

REHABILITATION AND REPLACEMENT PROJECT PAGE 3

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6. EXAMINATION OF CONTRACT DOCUMENTS AND SITE

6.1. It is each Bidder's responsibility, before submitting a Bid, to:

6.1.1. Examine thoroughly the Bidding Documents and other related data identified in the Bidding Documents (including “technical data” referred to below).

6.1.2. Inspect the site to become familiar with and satisfy Bidder as to the general, local, and site conditions that may affect cost, progress, performance, or furnishing of the Work.

6.1.3. Consider federal, state, and local Laws and Regulations that may affect cost, progress, performance, or furnishing of the Work.

6.1.4. Study and carefully correlate Bidder's knowledge and observations with the Bidding Documents and such other related data.

6.1.5. Promptly notify the DISTRICT of all conflicts, errors, ambiguities, or discrepancies that Bidder has discovered in or between the Bidding Documents and such other related documents or site conditions.

6.2. Before submitting a Bid, each Bidder will be responsible to make or obtain such additional or supplementary examinations, investigations, explorations, tests, studies, and data concerning conditions (surface, subsurface, and Underground Facilities) at or contiguous to the site or otherwise and which may affect cost, progress, performance, or furnishings of the Work and which Bidder deems necessary to determine its Bid.

6.3. On request, the DISTRICT will provide each Bidder access to the site to conduct such examinations, investigations, explorations, tests, and studies as each Bidder deems necessary for submission of a Bid. Bidder shall fill all holes and clean up and restore the site to its former condition upon completion of such explorations, investigations, tests, and studies.

6.4. The submission of a Bid will constitute an incontrovertible representation by Bidder that Bidder has complied with every requirement of this article; that without exception the Bid is premised upon performing and furnishing the Work required by the Bidding Documents and applying the specific means, methods, techniques, sequences, or procedures of construction (if any) that may be shown or indicated or expressly required by the Bidding Documents; that Bidder has given the DISTRICT written notice of all conflicts, errors, ambiguities, and discrepancies that Bidder has discovered in the Bidding Documents, and the written resolution thereof by the DISTRICT is acceptable to Bidder; and that the Bidding Documents are generally sufficient to indicate and convey understanding of all terms and conditions for performing and furnishing the Work and for preparing the Bid.

REHABILITATION AND REPLACEMENT PROJECT PAGE 4

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7. INTERPRETATIONS AND ADDENDA

7.1. All questions about the meaning or intent of the Bidding Documents are to be directed to the District’s E-Procurement System’s question and answer module via e-mail to bidquestions@westbasin.org. Interpretations or clarifications considered necessary by the DISTRICT in response to such questions will be issued by Addenda posted on the DISTRICT's E-Procurement System. Questions received after the deadline for questions may not be answered. Only questions answered through the E-Procurement System’s question and answer module will be binding. Oral and other interpretations or clarifications will be without legal effect.

7.2. Addenda may also be issued to modify the Bidding Documents as deemed advisable by the DISTRICT.

8. BID SECURITY

8.1. Each Bid must be accompanied by Bid security made payable to DISTRICT in an amount of 10 percent of Bidder's maximum Bid price and in the form of a certified or cashier check or a Bid Bond on form attached, issued by a surety meeting the requirements of the DISTRICT.

8.2. The Bid security of Successful Bidder will be retained until such Bidder has executed the Agreement, furnished the required Performance and Payment Bond(s), certificates of insurance, and met the other conditions of the Bidding Documents. If the Successful Bidder fails to sign and deliver the Agreement and furnish the required Bond(s) and certificates of insurance within fifteen (15) days after receipt of Agreement for signature, the DISTRICT may annul the award and the Bid security of that Bidder will be forfeited. The Bid security of other Bidders whom the DISTRICT believes to have a reasonable chance of receiving the award may be retained by the DISTRICT until the earlier of the 10th day after the execution of the Agreement by the Successful Bidder or the rejection of all Bids by the DISTRICT. Bid security submitted with Bids which are not competitive will be returned within 7 days after the Bid opening.

9. CONTRACT TIMES

9.1. Contract Times are set forth in the Agreement.

9.2. The times proposed by Bidder to complete the Work so that it is ready for final payment shall be indicated on Bid Form. Such proposed times will be taken into consideration by the DISTRICT. Upon request, Bidder(s) shall present sufficient information to substantiate Bidder's capability and capacity to achieve such proposed times.

10. LIQUIDATED DAMAGES

10.1. Provisions for liquidated damages are set forth in the Sample Agreement and as stated in the Bid Form.

REHABILITATION AND REPLACEMENT PROJECT PAGE 5

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11. SUBSTITUTE AND “OR-EQUAL” ITEMS

11.1. The contract, if awarded, will be on the basis of materials and equipment specified or described in the Bidding Documents without consideration of possible substitute or “or-equal” items. Whenever it is specified or described in the Bidding Documents that a substitute or “or-equal” item of material or equipment may be furnished or used if acceptable to the DISTRICT, application for such acceptance will not be considered by the DISTRICT until after the Effective Date of the Agreement. The procedure for submission of any such application and consideration by the DISTRICT is set forth in the General Provisions.

12. SUBCONTRACTORS, SUPPLIERS, AND OTHERS

12.1. Bidder shall submit with its Bid the names of each proposed Subcontractor who will perform Work under these Bidding Documents in excess of 1/2 of 1 percent of the amount of the total Bid, and shall list the portion of the Work that will be done by such Subcontractor. If the Bidder fails to specify a Subcontractor for any portion of the Work to be performed under the Bidding Documents, the Bidder agrees to perform that portion of the Work itself, and further agrees that it is qualified to perform that portion of the Work.

12.2. Any Bidder so requested, shall, within 5 days after Bid opening, submit to the DISTRICT the identity of all such Subcontractors, Suppliers, and other persons and organizations proposed for those portions of the Work.

12.3. If Successful Bidder declines to make a substitution for a Subcontractor, Supplier, person, or organization unacceptable to the DISTRICT, the DISTRICT may award the Contract to the next lowest Bidder that proposes to use acceptable Subcontractors, Suppliers, and other persons and organizations.

Declining to make requested substitutions will not constitute grounds for sacrificing the Bid security of any Bidder. Any Subcontractor, Supplier, other person, or organization listed and to whom the DISTRICT does not make written objection prior to the giving of the Notice of Award will be deemed acceptable to the DISTRICT subject to revocation of such acceptance after the Effective Date of the Agreement as provided in the Agreement.

13. WAGE RATES

13.1. The DISTRICT has obtained from the Director of the Department of Industrial Relations the prevailing rate of per diem wages for workers to be used on the Project. Copies are on file at the DISTRICT principal office, and are available to interested persons on request. The Successful Bidder agrees, upon execution of the Agreement, to post a copy at the site.

REHABILITATION AND REPLACEMENT PROJECT PAGE 6

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13.2. The Work under these Bidding Documents is to be paid for by public funds and must comply with the minimum prevailing wage rates; therefore, the project is a public work and minimum prevailing wage rates published by the State Department of Labor are applicable. The State's prevailing wage rate information is on file at the office of the DISTRICT.

13.3. This project is subject to compliance monitoring and enforcement by the Department of Industrial Relations. The contractor and subcontractors of all tiers shall furnish electronic certified payroll records to the Labor Commissioner in accordance with Labor Code Section 1771.4.

14. BID FORM

14.1. The Bid Form and other attachments are included with the Bidding Documents. No substitution of forms will be allowed.

14.2. All blanks filled out on the Bid Form must be completed by typing or printing with ink. All price information shall be shown in both words and figures where required. No changes shall be made in the phraseology of the forms.

14.3. Bids by corporations must be executed in the corporate name by the president or a vice-president (or other corporate officer accompanied by evidence of authority to sign) and the corporate seal must be affixed and attested by the secretary or an assistant secretary. The corporate address and state of incorporation must be shown above the signature.

14.4. Bids by partnerships must be executed in the partnership name and signed by a partner, whose title must appear on the line below the signature.

14.5. All names must be typed or printed on the line with the signature.

14.6. The Bid shall contain an acknowledgement of receipt of all Addenda (the numbers of which must be filled in on the Bid Form).

14.7. The Bidder's name, address, point of contact, e-mail address, and telephone number for communications regarding the Bid must be shown.

14.8. The Bid Form also lists certain equipment, product, or systems for which manufacturers or suppliers for each are to be identified in the Bid Form.

15. SUBMISSION OF BIDS

15.1. Bid Form and attachments may be photocopied for submission of Bids.

15.2. Submit Bids not later than the time prescribed, at the place, and in the manner set forth in the Advertisement for Bid. Enclose Bids in an opaque sealed envelope marked with the Project title (and, if applicable, the designated portion of the Project for which the Bid is submitted), solicitation number and name and address of Bidder and accompanied by the Bid security and other required documents. If the Bid is sent through the mail or other delivery system, REHABILITATION AND REPLACEMENT PROJECT PAGE 7 pw://Carollo/Documents/CA/WBMWD/204416-100000/04 Design/04 Specs/Carollo/4. Instructions to Bidders.docx (Bid2) the sealed envelope shall be enclosed in a separate envelope with the notation “BID ENCLOSED - [SOLICITATION NUMBER]” on the face of it. Bids must be made on the prescribed Bid Form provided and submitted with the attachments listed below.

15.3. Bidders shall complete and submit the following attachments with its Bid:

Bid Form, Bid Bond, Non-Collusion Affidavit, and Small and Local Business Enterprise Program Compliance Form.

15.4. Only one Bid from any individual, firm, partnership, or corporation, under the same or different names, will be considered. Should it appear to the DISTRICT that any Bidder is interested in more than one Bid for Work contemplated, all Bids in which such Bidder is interested will be rejected.

16. MODIFICATION AND WITHDRAWAL OF BIDS

16.1. Bids may be modified or withdrawn by an appropriate document duly executed (in the same manner that a Bid must be executed) and delivered to the place where Bids are to be submitted at any time prior to the opening of Bids.

16.2. If, within 24 hours after Bids are opened, any Bidder files a duly signed, written notice with the DISTRICT and promptly thereafter demonstrates to the reasonable satisfaction of the DISTRICT that there was a material and substantial mistake in the preparation of its Bid, that Bidder may withdraw its Bid and the Bid security will be returned. Thereafter, that Bidder will be disqualified from further consideration on the Work to be provided under the Contract Documents.

17. OPENING OF BIDS

17.1. Bids will be opened and (unless obviously non-responsive) read aloud publicly. A summary of the amounts of the base bids and major alternates (if any) will be made available to Bidders within 7 calendar days after the date of Bid opening.

18. BIDS TO REMAIN SUBJECT TO ACCEPTANCE

18.1. All Bids will remain subject to acceptance for 45 calendar days after the date of the Bid opening, but the DISTRICT may, in its sole discretion, release any Bid and return the Bid security prior to that date.

19. BASIS OF AWARD; AWARD OF CONTRACT

19.1. If the Contract is to be awarded, the DISTRICT will give Successful Bidder a Notice of Award within 45 calendar days after the day of the Bid opening.

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19.2. The DISTRICT reserves its right to reject any or all Bids, including without limitation the rights to reject any or all nonconforming, non-responsive, unbalanced or conditional Bids, and to reject the Bid of any Bidder if the DISTRICT believes that it would not be in the best interest of the Project to make an award to that Bidder, whether because the Bid is not responsive or the Bidder is unqualified or of doubtful financial ability or fails to meet any other pertinent standard or criteria established by the DISTRICT. DISTRICT also reserves the right to waive all informalities not involving price, time, or changes in the Work. Discrepancies in the quantity multiplied by unit price and the extended total amount will be resolved in favor of the quantity multiplied by unit price. Discrepancies between the indicated sum of any column of figures and the correct sum thereof will be resolved in favor of the correct sum.

Discrepancies between words and figures will be resolved in favor of the words.

19.3. When alternatives are present: The DISTRICT reserves its right to select the Bid alternative that best suits the DISTRICT’S needs.

19.4. In evaluating Bids, the DISTRICT will consider the qualifications of Bidders, whether or not the Bids comply with the prescribed requirements, and such alternates, unit prices, and other data, as may be requested in the Bid Form or prior to the Notice of Award. DISTRICT shall have the right to accept alternates in any order or combination, unless otherwise provided in the Bidding Documents.

19.5. The DISTRICT may consider the qualifications and experience of Subcontractors, Suppliers, and other persons and organizations proposed for those portions of the Work for which the identity was required.

DISTRICT also may consider the operating costs, maintenance requirements, performance data, and guarantees of major items of materials and equipment proposed for incorporation in the Work when such data are required to be submitted prior to the Notice of Award.

19.6. DISTRICT may conduct such investigations as the DISTRICT deems necessary to assist in Bid evaluation and to establish responsibility, qualifications, and financial ability of Bidders, proposed Subcontractors, Suppliers, and other persons and organizations to execute Work in accordance with the Bidding Documents to the DISTRICT’S satisfaction within the prescribed time.

19.7. If the Contract is to be awarded, it will be awarded to lowest Bidder whose evaluation by the DISTRICT indicates to the DISTRICT that the award will be in the best interests of the DISTRICT.

19.8. In the event of failure of the Successful Bidder to sign the Agreement and provide acceptable Performance and Payment Bond(s), insurance certificate(s), and other required documents, the DISTRICT may award the Contract to the next lowest responsive, responsible Bidder.

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20. EXECUTION OF AGREEMENT

20.1. When the DISTRICT gives a Notice of Award to Successful Bidder, it will be accompanied by unsigned copies of the Agreement and other appropriate documents. Within 15 days thereafter, CONTRACTOR shall sign and deliver the copies of the Agreement and attached documents to the DISTRICT with the required Bonds. Within 10 days thereafter, the DISTRICT shall deliver two fully executed copies to CONTRACTOR (providing that complete insurance documents have been submitted).

21. RETAINAGE

21.1. Provisions concerning retainage and CONTRACTOR'S rights to deposit securities in lieu of retainage are set forth in the Agreement.

22. SMALL AND LOCAL BUSINESS ENTERPRISE

22.1. If a prime contractor intends to employ subcontractors, and the amount of the contract is less than $3 million dollars, as determined by the DISTRICT's engineer's estimate, the prime contractor will be required to:

1.) Attend the pre-bid meeting; and

2.) Advertise for subcontractor bids from SBEs or LBEs in one or more daily or weekly newspapers, trade association publications, trade journals, or other relevant media or demonstrate a communication log of direct contact with SBEs and LBEs; and

3.) Complete the attached Small and Local Business Enterprise Program Compliance Form.

If a prime contractor intends to employ subcontractors, and the amount of the contract is $3 million dollars or more, as determined by West Basin’s engineer’s estimate, the prime contractor must, in addition to the requirements set forth above in items (1), (2) and (3):

4.) Provide written notice of its interest in receiving subcontractor proposals to those SBEs or LBEs having an interest in participating in the work. These notices of interest must be provided not less than 10 calendar days prior to the date the proposals are required to be submitted to the DISTRICT; and

5.) Prime contractor must follow-up the initial solicitations by contacting the interested SBEs or LBEs to determine whether the SBEs or LBEs were interested in performing specific portions of the project. Such follow up contact must be made not less than 3 calendar days prior to the date the proposals are required to be submitted.

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22.2. If a prime contractor does not intend to employ subcontractors, the prime contractor must, in addition to the requirements set forth above:

1.) Complete the attached Small and Local Business Enterprise Program Compliance Form and select the fields to indicate that the prime contractor will self-perform all tasks associated with the engagement and will not utilize subcontractors.

END OF SECTION

SMALL AND LOCAL BUSINESS ENTERPRISE

(SLBE)

POLICY COMPLIANCE

Small and Local Business Enterprise (SLBE) Page 1 of 1 pw://Carollo/Documents/CA/WBMWD/204416-100000/04 Design/04 Specs/Carollo/6. Construction SLBE Form.docx (Bid2)

Small and Local Business Enterprise (SLBE)

Program Compliance Form

DISTRICT maintains a Small and Local Business Enterprise (SLBE) Program that shall be addressed by the prime contractor.

If a prime contractor intends to employ subcontractors, and the amount of the contract is less than $3 million dollars, as determined by West Basin’s engineer’s estimate, the prime contractor will be required to:

1. Attend the Pre-bid meeting.

2. Advertise for subcontractor bids from SBEs or LBEs in one or more daily or weekly newspapers, trade association publications, trade journals, or other relevant media or demonstrate a communication log of direct contact with SBEs or LBEs.

If a prime contractor intends to employ subcontractors, and the amount of the contract is $3 million dollars or more, as determined by West Basin’s engineer’s estimate, the prime contractor must, in addition to the requirements set forth above in items (1) and (2):

3. Provide written notice of its interest in receiving subcontractor proposals to those SBEs or LBEs having an interest in participating in the work. These notices of interest must be provided not less than 10 calendar days prior to the date the proposals are required to be submitted to the District; and

4. Prime contractor must follow-up the initial solicitations by contacting the interested SBEs or LBEs to determine whether the SBEs or LBEs were interested in performing specific portions of the project. Such follow up contact must be made not less than 3 calendar days prior to the date the proposals are required to be submitted.

Publication Name/Location Advertisement Date

Please check to confirm Compliance with SLBE requirement:

O ____________________________________________ has complied with the SLBE (Prime Contractor) requirement, as defined in these contract documents.

OR

Please check to confirm that no subcontractors will be utilized:

O ____________________________________________ will self-perform all tasks (Prime Contractor) associated with this engagement and will not utilize subcontractors.

BID FORM

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Bidder’s Name:

(STIPULATED PRICE BASIS)

NOTE TO BIDDER: Use typewriter or BLACK ink to complete this Bid Form.

To: West Basin Municipal Water District

Address: 17140 S. Avalon Blvd., Ste. 210, Carson, CA 90746-1296

Project Identification: TRWRP Sulfuric Acid Day Tank Area Rehabilitation and Replacement Project

Solicitation No.: RFB-TH-0139

BIDDER INFORMATION

Name, Phone Number, Email Address, and Address for receipt of official communications and for additional information on this Bid:

Company Name:

Address:

Point of Contact:

Email Address:

Telephone No.:

BIDDER'S DECLARATION AND UNDERSTANDING.

This Bid is genuine and not made in the interest of or on behalf of any undisclosed person, firm, or corporation and is not submitted in conformity with any agreement or rules of any group, association, organization, or corporation; Bidder has not directly or indirectly induced or solicited any other Bidder to submit a false or sham Bid;

Bidder has not solicited or induced any person, firm, or corporation to refrain from bidding; and Bidder has not sought by collusion to obtain for itself any advantage over any other Bidder or over the DISTRICT.

Bidder’s Name: ___________________________________________

TRWRP SULFURIC ACID DAY TANK AREA BID FORM

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In submitting this Bid, Bidder acknowledges and accepts DISTRICT’S representations as more fully set forth in the Agreement.

In submitting this Bid, Bidder certifies Bidder is qualified to do business in the state where the Project is located as required by laws, rules, and regulations or, if allowed by statute, covenants to obtain such qualification prior to contract award.

CONTRACT EXECUTION AND BONDS.

The undersigned Bidder agrees, if this Bid is accepted, to enter into an Agreement with the DISTRICT on the form included in the Bidding Documents to perform and furnish Work as specified or indicated in the Bidding Documents for the Contract Price derived from the Bid and within the Contract Times indicated in the Agreement and in accordance with the other terms and conditions of the Bidding Documents.

Bidder accepts the terms and conditions of the Bidding Documents.

INSURANCE.

Bidder further agrees that the Bid amount(s) stated herein includes specific consideration for the specified insurance coverages.

CONTRACT TIMES.

Bidder agrees to accept Contract Times set forth as follows:

Substantial completion of the work at the TRWRP Sulfuric Acid Day Tank Area Rehabilitation and Replacement Project site within 150 calendar days of the issuance of the Notice to Proceed. Final completion at the TRWRP Sulfuric Acid Day Tank Area Rehabilitation and Replacement Project within 180 calendar days of the issuance of the Notice to Proceed. Substantial completion shall include the completion of concrete replacement and epoxy coating, reinstallation of existing equipment, and start-up and commissioning of existing facility.

LIQUIDATED DAMAGES.

Bidder accepts the provisions in the Agreement as to liquidated damages.

If the Contractor fails to complete all of the work within 150 calendar days of the issuance of the Notice to Proceed, the Contractor shall pay to the District, as fixed and liquidated damages and not as penalty, the sum of $5,000 each and every calendar day of delay.

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ADDENDA.

Bidder hereby acknowledges that it has received Addenda

Nos. , , , , , , (Bidder shall insert number of each Addendum received) and agrees that Addenda issued are hereby made part of the Bidding Documents, and Bidder further agrees that this Bid includes impacts resulting from said Addenda.

SUBCONTRACTORS.

As required by Section 4100-4107 of the Public Contract Code, the Contractor bidding shall hereinafter list the subcontractor(s) who will be the subcontractor(s) on the job for each particular trade or subdivision of the work and will state the firm name and principal location of the mill, shop, or office of each: (OR print “NO SUBCONTRACTORS”). The Bidder shall provide proof of each listed subcontractor’s current registration to perform public work pursuant to Section

1725.5 of the Labor Code of the State of California.

DIVISION OF

WORK OR

TRADE

NAME OF

SUBCONTRACTOR

LICENSE

CLASS

LICENSE

NUMBER

DIR.

REG NO.

LOCATION OF

SHOP OR

OFFICE

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MATERIALS SUPPLIERS

8.1 The Contractor is required to identify the Manufacturer of the various materials being provided:

ITEM MANUFACTURER

LEAD TIME

CALENDAR DAYS

9. WORK HOURS

9.1 Work Hours are from Monday to Friday from 6:30 AM to 3:00 PM.

Work on weekends and Holidays is not allowed unless approved by the District in advance.

10. SALES AND USE TAXES.

The Bidder agrees that all federal, state, and local sales and use taxes are included in the stated Bid prices for the Work.

BID SCHEDULE

11.1 Refer to Instructions to Bidders, Section 19.3 for criteria for contract award.

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BID SCHEDULE

BASE BID

Item No.

Quantity And Unit

Description Unit Price Amount

1. Lump Sum (LS)

Mobilization/Demobilization $_______ $________

2. LS Temporary Sulfuric Acid System $_______ $________

3. LS Disassembly of Existing Equipment $_______ $________

4. LS Secondary Containment Concrete Demolition

5. LS Secondary Containment Concrete Replacement

6. LS Concrete Coatings $_______ $________

7. LS Reinstallation of Existing Equipment $_______ $________

8. LS Startup and Commissioning $_______ $________

9. LS Miscellaneous Site Improvements Balance (items not included in items 1-8 above and required to complete bid)

Total (Bid Item Nos. 1 Through 9) $_________

TOTAL Price in written words:

____________________________________________________________Dollars and__________________________________________________________cents.

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11.2 Bid Item descriptions below are not considered to be comprehensive description of entire Work involved in the Items, the necessary appurtenance equipment, adjoining or attached structures and construction features, piping systems, and material and construction operations not mentioned in the item descriptions below are considered Miscellaneous items, and as such must be included in the applicable Bid prices.

1. Bid Item 1 – Mobilization/Demobilization:

a) Includes:

i. All costs for furnishing, installing, the Contractor’s general equipment, i.e., shops, storage, and waste areas, sanitary facilities, field offices, etc.

ii. Miscellaneous Costs, described in Bid Item 12 as related to mobilization.

iii. All costs associated with videotaping and/or completing photographic documentation of all Work areas prior to starting of Work.

iv. All costs associated with obtaining the required bonds and insurances.

v. All costs associated with obtaining permit

vi. Expenses incurred in disassembling and moving equipment, materials, apparatus, tools and storage facilities off site.

vii. Includes expenses for contract closeout as specified in Section 01770.

b) This item does not include the costs for Contractor to operate and maintain general equipment.

c) Total amount to be paid under this bid item shall not exceed five (5) percent of the total contract price.

d) Payment:

i. Lump sum.

2. Bid Item 2 – Temporary Sulfuric Acid System:

a) Includes work required for management, including, but not limited to, temporary piping, protection of temporary piping, temporary power, temporary pumps, secondary containment, and monitoring of pumps, in accordance with Drawings and Specifications.

b) Payment:

i. Lump sum.

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3. Bid Item 3: Disassembly of Existing Equipment:

a) Includes labor and materials and equipment required to disassemble and store all existing mechanical equipment, piping, conduit, wiring, associated panels and instruments from sulfuric acid metering day tank containment area in accordance with Drawings and Specifications.

i. This item includes the proper storage and handling of the existing equipment from weather.

b) Payment:

i. Lump Sum.

4. Bid Item 4 –Secondary Containment Concrete Demolition:

a) Includes all labor and materials and equipment required for demolition of concrete secondary containment in accordance with Drawings and Specifications.

i. Demolishing containment walls, concrete slab, and equipment pads for sulfuric acid metering day tank containment area including removal of demolition debris.

b) Payment:

i. Lump sum.

5. Bid Item 5 –Secondary Containment Concrete Replacement:

a) Includes all labor and materials and equipment required for replacement of concrete secondary containment in accordance with Drawings and Specifications.

i. Replacement of containment walls, concrete slab, and equipment pads of sulfuric acid metering day tank containment area includes:

1. Routing to accommodate other utilities.

2. Excavation.

3. Backfill.

4. Compaction.

5. Installation of reinforcing steel.

6. Installation of concrete.

b) Payment:

i. Lump sum.

6. Bid Item 6 – Concrete Coatings:

a) Includes all labor and materials and equipment required for installing concrete coating on the replaced concrete sulfuric acid metering day tank area in accordance with Drawings and Specifications.

b) Payment:

i. Lump sum.

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7. Bid Item 7 – Reinstallation of Existing Equipment:

a) Includes labor and materials and equipment required to reassemble all existing mechanical equipment, piping, conduit, wiring and instruments from sulfuric acid metering day tank containment area in accordance with Drawings and Specifications.

b) Payment:

i. Lump sum.

8. Bid Item 8 – Startup and Commissioning:

a) Includes all labor, materials and equipment required for startup and commissioning in accordance with Drawings and Specifications.

i. Reinstall and test all the connections of the following items and associated mechanical/instrumentation/ electrical accessories:

1. Sulfuric acid day tank and associated connections.

2. Metering pumps.

3. Metering pump piping and valves.

4. Sump pumps, associated piping and valves.

5. Instrumentation and power associated with equipment. Including existing controls, feedback and alarms.

b) Payment:

i. Lump sum.

9. Bid Item 9– Miscellaneous Site Improvements Balance:

a) At the Contract Lump Sum Price.

b) Includes all labor, materials and equipment required necessary appurtenance equipment, adjoining or attached structures and construction features, piping systems, and material and construction operations not mentioned in the item descriptions above in accordance with Drawings and Specifications:

i. The miscellaneous items may include but are not limited to:

1. Labor.

2. Equipment.

3. Materials.

4. Transportation.

5. Tools.

6. Bonds and Insurance.

7. Worker’s Compensation.

8. Licenses.

9. Permits.

10. Taxes.

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11. General Overhead.

12. Profits.

13. All other expenses necessary for prosecution of the work.

14. Tests: Incidental to the appropriate pay items.

15. Laboratory and Shop Tests.

16. Hydrostatic and Leakage Tests.

17. Painting Tests.

18. Coating Inspections.

19. Material and Equipment Tests.

20. Mechanical and Process Performance Tests.

21. Mechanical Systems Cleaning, and Flushing.

22. Surveying and Staking.

23. Recorder Drawings.

24. Training.

25. O&M Manuals.

REHABILITATION AND REPLACEMENT PROJECT Page 10 of 12 (STIPULATED PRICE BASIS)

12 SURETY.

12.1 If Bidder is awarded a construction contract from this Bid, the surety who provides the Performance and Payment Bond(s) shall be:

whose address is

Street City State Zip

13 CONTRACTOR’S LICENSE.

13.1 Class , California Contractor License No.: , License Expiration Date: ____________

DIR Registration No.: ______________

14 BIDDER’S AUTHORIZATION:

An Individual

By

(Individual's name and signature)

OR

A Partnership

(Partnership name)

(Name and signature of general partner)

(Title)

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OR

A Corporation

(Corporation name)

(State of incorporation)

(Name and signature of person authorized to sign)

(Title)

(Corporate Seal)

OR

A Joint Venture

(Business name)

(Business name)

(Each joint venture party must sign. The manner of signing each individual, partnership, and corporation that is a party to the joint venture should be in the manner indicated above.)

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DATE SUBMITTED: , 20

NONCOLLUSION AFFIDAVIT

________________________________, being first duly sworn, deposes and says that he/she is ____________________________ of_____________________________________ _____ the party making the foregoing bid, that the bid is not made in the interest of, or on behalf of, any undisclosed person, partnership, company, association, organization, or corporation; that the bid is genuine and not collusive or sham; that the bidder has not directly or indirectly induced or solicited any other bidder to put in a false or sham bid, and has not directly or indirectly colluded, conspired, connived, or agreed with any bidder or anyone else to put in a sham bid, or that anyone shall refrain from bidding; that the bidder has not in any manner, directly or indirectly, sought by agreement, communication, or conference with anyone to fix the bid price of the bidder or any other bidder, or to fix any overhead, profit, or cost element of the bid price, or of that of any other bidder, or to secure any advantage against the public body awarding the contract of anyone interested in the proposed contract; that all statements contained in the bid are true; and, further, that the bidder has not, directly or indirectly, submitted his or her bid price or any breakdown thereof, or the contents thereof, or divulged information or data relative thereto, or paid, and will not pay, any fee to any corporation, partnership, company association, organization, bid depository or to any member or agent thereof to effectuate a collusive or sham bid.

Bidder (Print Name or Signature)

State of California ) ) ss.

County of )

On this _________ day of ____________________ 20_____, before me personally came ___________________________to me known, or proven to be on the basis of satisfactory evidence, who being duly sworn, did depose and say: that _________________________ is an authorized representative of the _________________________________ and acknowledged to me that _________________________________ executed the within instrument on behalf of said bidder.

In witness whereof, I have signed and affixed my official seal on the date first above written.

Notary Public

TRWRP SULFURIC ACID DAY TANK AREA BID BOND

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We, as Principal, and as Surety, jointly and severally, bind ourselves, our heirs, representatives, successors and assigns, as set forth herein, to the

WEST BASIN MUNICIPAL WATER DISTRICT

(herein called District) for payment of the penal sum of

Dollars ($ ), lawful money of the United States. Principal has submitted the accompanying bid for the construction of the

If the Principal is awarded the contract and enters into a written contract, in the form prescribed by the District, at the price designated by his bid, and files two bonds with the District, or substitute security in lieu thereof, one to guarantee payment for labor and materials and the other to guarantee faithful performance, in the time and manner specified by the District, and carries all insurance in type and amount which conforms to the contract documents and furnishes required certificates and endorsements thereof, then this obligation shall be null and void; otherwise it shall remain in full force and effect.

Forfeiture of this bond, or any deposit made in lieu thereof, shall not preclude the District from seeking all other remedies provided by law to cover losses sustained as a result of the Principal's failure to do any of the foregoing.

Principal and Surety agree that if the District is required to engage the services of an attorney in connection with the enforcement of this bond, each shall pay District's reasonable attorney's fees incurred with or without suit.

TRWRP SULFURIC ACID DAY TANK AREA BID BOND

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Executed on: ___________________, 202____

PRINCIPAL

(Seal if Corporation) By:

Title:

(Attach Acknowledgment of Authorized Representative of Principal)

Any claims under this bond may be addressed to:

Name and Address of Surety:

Name and Address of Surety's Agent for

Service of Process in California (if different from above):

Telephone number of Surety's agent in California:

(Attach Acknowledgment)

SURETY

By:

(Attorney-in-Fact)

NOTICE:

No substitution or revision to this bond form will be accepted.