BID-2025-19 - WASTEWATER TREATMENT PLANT DEMOLITION PROJECT

CITY OF IMPERIAL
WASTEWATER TREATMENT
PLANT DEMOLITION PROJECT
CONTRACT DOCUMENTS
SPECIAL CONDITIONS
CIVIL TECHNICAL SPECIFICATIONS
ELECTRICAL TECHNICAL SPECIFICATIONS
February 18, 2026
CITY OF IMPERIAL BID NO. 2025-019
THG PROJECT NUMBER: 173.138

CITY OF IMPERIAL
NOTICE INVITING SEALED BIDS
City of Imperial - Wastewater Treatment Plant Demolition Project
BID NO. 2025-19
PUBLIC NOTICE IS HEREBY GIVEN that the City of Imperial, as CITY, invites
sealed bids for the above stated project and will receive such bids in the offices of the City
Clerk at 420 S. Imperial Avenue, Imperial, California 92251 up to the hour of 3:00 P.M.
Thursday, April 16, 2026, at which time they will be publicly opened and read aloud. A bid
summary will then be prepared and posted.
A Mandatory Pre-Bid meeting will be conducted at 10:00 AM on Tuesday, April 7,
2026 at City Hall located at 420 S. Imperial Ave., Imperial, California 92251 to be followed
by a Field Walkthrough at the project site.
The work to be done consists of furnishing all materials, equipment, tools, labor and
incidentals as required by the contract documents for demolition work at the City of Imperial
Wastewater Treatment Plant. The project will also include improvements to repair a minor
channel leak at the Ultraviolet Disinfection Facility.
Bid packages are available at City Hall, 420 S. Imperial Avenue, Imperial, California
92251 upon payment of a $175.00 non-refundable fee ($200.00 if mailed). Only those firms
who have purchased the bid documents will be provided any addendums that may be
issued for this project prior to the bid opening date.
Any contract entered into pursuant to this notice will incorporate the provisions of the
State Labor Code of the State of California. Compliance with the State prevailing rates of
wages and apprenticeship employment standards established by the State director of
Industrial Relations will be required. Affirmative action to ensure against discrimination in
employment practices on the basis of race, color, national origin, ancestry, sex, or religion
will also be required.
This project is funded with local funds and does not have a specific contract
Disadvantaged Businesses Enterprises (DBE) Contract Goal.
The Contractor's compliance with Executive Order 11246 and the regulations in 41
CFR Part 60-4 shall be based on its implementation of the Equal Opportunity Clause,
specific affirmative action obligations required by the specifications set forth in 41 CFR 60-
4.3(a), and its efforts to meet the goals established for the geographical area where the
contract resulting from the solicitation is to be performed. The hours of minority and female
employment and training must be substantially uniform through the duration of the contract,
and in each trade, and the Contractor shall make a good faith effort to employ women and
minority individuals evenly on each of its projects.
The transfer of minority or female employees or trainees from contractor to contractor
or from project to project for the sole purpose of meeting the Contractor's goals shall be a
violation of the contract, the Executive Order, and the regulations in 41 CFR Part 60-4.
Compliance with the goals will be measured against the total work hours performed.
Each bid must be accompanied by a guaranty of cash, certified check, cashier's check
or bid bond made payable to the City of Imperial for an amount equal to at least ten percent
(10%) of the bid. Such guaranty to be forfeited should the bidder to whom the contract is
awarded fails to enter the contract. All guaranties to be returned after the contract is
awarded.
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In conformance with the State of California Public Contract Code Section 22300, the
contractor may substitute securities for any funds withheld by the City to ensure
performance under the contract.
At request and expense of the contractor, securities equivalent to the amount withheld
shall be deposited with the City or with a State or Federally chartered bank as the escrow
agent who shall pay such funds to the contractor upon notification by the City of contractor's
satisfactory completion of contract.
The type of securities deposited and the method of release shall be approved by the
City Attorney's office.
As used in this notice, and in the contract resulting from this solicitation, the "covered
area" is in the City of Imperial in Imperial County, State of California.
The contract documents call for monthly payments based upon the engineer's
estimate of the work completed. The City of Imperial will retain five (5) percent of each
progress payment as security for completion of the balance of the work. At the request and
expense of the successful bidder, the City will pay the amounts so retained upon
compliance with the requirements of Public Contract Code Section 22300 and the provisions
of the contract documents pertaining to Substitution of Securities.
Bids must be prepared on the approved proposal forms in conformance with the
Instructions to Bidders and submitted in a sealed envelope plainly marked on the
outside;
ATTN: CITY CLERK: SEALED BID FOR:
City of Imperial - Wastewater Treatment Plant Demolition Project
BID NO. 2025-19
The Proposal should be delivered in a sealed envelope no later than 3:00 P.M.
Thursday, April 16, 2026, addressed as follows:
Jenell Guerrero, MPA - Public Services Manager
City of Imperial Public Services Department
420 S. Imperial Avenue, Imperial, CA 92251
Questions concerning the proposal should be directed to Jenell Guerrero, MPA - Public
Services Manager with the City of Imperial at (760) 355-3336 or via email:
jguerrero@cityofimperial.org.
Clarification desired by a proposer shall be requested in writing by 12:00 P.M. on April 10,
2026. Clarifications to plan holder questions will be responded to via Addendum. Oral
explanation or instructions shall not be considered binding on behalf of the City.
Any modifications to this solicitation will be issued by the City as a written addendum.
The City will not consider proposals received after the specified time and date.
This RFP does not commit the City of Imperial to award a contract or pay any costs
associated with the preparation of a Proposal.
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The City of Imperial reserves the right to reject any or all bids, to award each item
separately, delete portions of the work, and/or waive any informality on any bid. No bid may
be withdrawn for 60 days after the time set for the opening thereof.
Failure by the successful bidder to enter into a contract with the City or to deliver
goods and/or services in accordance with the bid may result in a declaration by the City that
the bidder is not a responsible bidder, and elimination from consideration in future bidding.
No contractor or subcontractor may be listed on a bid proposal for a public works
project (submitted on or after March 1, 2015) unless registered with the Department of
Industrial Relations pursuant to Labor Code section 1725.5 [with limited exceptions from this
requirement for bid purposes only under Labor Code section 1771.1 (a)]. No contractor or
subcontractor may be awarded a contract for public work on a public works project
(awarded on or after April 1, 2015) unless registered with the Department of Industrial
Relations pursuant to Labor Code section 1725.5. This project is subject to compliance
monitoring and enforcement by the Department of Industrial Relations. Any bid submitted by
a contractor or subcontractor not properly licensed and not registered with the Department
of Industrial Relations shall be considered non-responsive and will be rejected.
At the time of contract award, the prime contractor shall possess a Class "A" contractor's
license and/or any combination of "C" specialty contractor's license(s) sufficient to perform
the work.
Dated this day of , 2026.
By:
Kristina Shields - City Clerk
City of Imperial
420 S. Imperial Avenue
Imperial, CA 92251
(760) 355-4373
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CITY OF IMPERIAL
INSTRUCTIONS TO BIDDERS
City of Imperial - Wastewater Treatment Plant Demolition Project
BID NO. 2025-19
PROPOSAL FORMS
Bids shall be submitted in writing on the Bid Proposal forms provided by the CITY. All
information requested therein must be clearly and legibly set forth in the manner and
form indicated. The CITY will not consider any bid proposal not meeting these
requirements and/or not submitting all forms requested herein.
PROPOSAL GUARANTEE (BID BOND)
Proposals must be accompanied by a proposal guarantee consisting of a certified
check or bid bond payable to the CITY in the amount of (10%) of the total amount Bid.
Any proposal not accompanied by such a guarantee will not be considered. If a
bidder to whom a contract is awarded fails or refuses to execute the contract
documents or furnish the required insurance policies and bonds as set forth in those
documents, the proposal guarantee shall be forfeited to the CITY. The proposal
guarantees of all bidders will be held until the successful bidder has properly
executed all contract documents.
NON-COLLUSION AFFIDAVIT
Bidder shall declare that the only persons or parties interested in the proposal as
principals are those named therein; that no officer, agent, or employee of the CITY is
personally interested, directly or indirectly, in the proposal; that the proposal is made
without connection to any other individual, firm, or corporation making a bid for the
same work; and that the proposal is in all respects fair and without collusion or fraud.
The Non-Collusion Affidavit shall be executed and submitted with the proposal.
PROPOSAL BID SHEET
Bidders shall give a lump sum for each and all the items set forth. The bidder shall
set forth for each item of work, in clearly legible figures, a lump sum price for the item
in the respective spaces provided for this purpose. A portion of the Quantities for this
project are contained in Special Conditions Table D to give an indication of the
general scope of work, but the accuracy of figures is approximate, and the bidder is
required to make his/her own estimates from the drawings and archived documents.
If there is a discrepancy in the summation of the lump sum bid items Total Base Bid
Amount between the Total Base Bid Amount listed by the contractor on the Bid Form
and the mathematically correct Total Base Bid Amount, then the mathematically
correct Total Base Bid Amount will prevail.
No bidder may withdraw his proposal for a period of sixty (60) days after the time set
for opening thereof. However, the CITY will return all proposal guarantees within ten
(10) days after the award of the contract or rejection of the bids, as the case may be,
to the respective bidders whose proposals they accompany.
DELIVERY OF PROPOSAL
Proposals may be mailed or delivered by messenger. However, it is the bidder's
responsibility alone to ensure delivery of the proposal to the hands of the CITY's designated
official prior to the bid opening hour stipulated in the "Notice Inviting Sealed Bids." Late
proposals will not be considered. Proposals shall be enclosed in a sealed envelope plainly
marked on the outside,
ATTN: CITY CLERK: SEALED BID FOR:
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City of Imperial - Wastewater Treatment Plant Demolition Project
BID NO. 2025-19
WITHDRAWAL OF PROPOSALS
A proposal may be withdrawn by a written request signed by the bidder. Such
requests must be delivered to the CITY's designated official prior to the bid opening
hour stipulated in the "Notice Inviting Sealed Bids". The withdrawal of a proposal will
not prejudice the right of the bidder to submit a new proposal, providing there is time
to do so. Proposals may not be withdrawn after said hour without forfeiture of the
proposal guarantee.
IRREGULAR PROPOSALS
Unauthorized conditions, limitations, or provisions attached to a proposal will render it
irregular and may cause its rejection. The completed proposal forms shall be without
interlineations, alterations, or erasures. Alternative proposals will not be considered
unless specifically requested. No oral, telegraphic, or telephonic proposal,
modification, or withdrawal will be considered.
TAXES
No mention shall be made in the proposal of Sales Tax, Use Tax, or any other tax, as
all amounts bid will be deemed and held to include any such taxes, which may be
applicable.
DISQUALIFICATION OF BIDDERS
In the event that any bidder acting as a prime contractor has an interest in more than
one proposal, all such proposals will be rejected, and the bidder will be disqualified.
This restriction does not apply to subcontractors or suppliers who may submit
quotations to more than one bidder, and while doing so, may also submit a formal
proposal as a prime contractor.
No contract will be executed unless the bidder is licensed in accordance with the
provisions of the State Business and Professions Code.
INTERPRETATION OF PLANS AND DOCUMENTS
If any person contemplates submission of a bid for the proposed contract and is in
doubt as to the true meaning of any part of the services to be performed, he may
submit to the Engineer of the CITY a written request for an interpretation or correction
thereof. The person submitting the request will be responsible for its prompt delivery.
Any interpretation or correction of the proposed documents shall be made only by
addendum duly issued and copy of such addendum will be mailed or delivered to
each person receiving a set of such documents.
The Engineer will not be responsible for any other explanation or interpretations of the
proposed documents.
ADDENDA OR BULLETINS
All bidders are advised as to the possibility of issuance of addenda affecting the
items, scope or quantity of the work required for this project. Each bidder shall be
fully responsible for informing himself as to whether or not any such addenda have
been issued. The effect of all addenda to the Contract Documents shall be
considered in the bid, and said addenda shall be made a part of the contract
documents and shall be returned with them. Failure to cover in his bid any such
addenda issued may render his bid irregular and may result in its rejection by the
CITY.
LEGAL RESPONSIBILITIES
All proposals must be submitted, filed, made, and executed in accordance with State
and Federal laws relating to bids for contracts of this nature whether the same are
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expressly referred to herein or not.
Any Bidder submitting a proposal shall by such action thereby agree to each and all of
the terms, conditions, provisions, and requirements set forth, contemplated, and
referred to in the Contract Documents, and to full compliance therewith.
AWARD OF CONTRACT
Following a review of the bids, the CITY shall determine whether to award the
contract or to reject all bids. The award of contract, if made, will be to the lowest
responsible Bidder as determined solely by the CITY. At the time of contract award,
the successful Bidder shall hold a Class A Contractors License or a combination of
Class C license(s), as required to perform the work, issued by the State of California.
Additionally, the CITY reserves the right to reject any or all proposals, to accept any
bid or portion thereof, to waive any irregularity, and to take the bids under advisement
for the period of time stated in the "Notice Inviting Sealed Bids", all as may be
required to provide for the best interests of the CITY. In no event will an award be
made until all necessary investigations are made as to the responsibility and
qualifications of the Bidder to whom the award is contemplated.
No bidder may withdraw his proposal for a period of sixty (60) days after the time set
for opening thereof. However, the CITY will return all proposal guarantees within ten
(10) days after the award of the contract and execution of the contract documents or
rejection of the bids, as the case may be, to the respective bidders whose proposals
they accompany.
LABOR CODE
Pursuant to the provisions of Section 1773 of the Labor Code of the State of
California (herein referred to as Labor Code), the CITY has obtained the general
provisions rate of per diem wages and the general prevailing rate for holiday and
overtime work in this locality for each craft, classification or type of workman needed
to execute the contract from the Director of the Department of Industrial Relations.
These rates are on file with the Clerk of the CITY.
Travel and subsistence payments to each workman needed to execute the work shall
be made as such travel and subsistence payments are defined in the applicable
collective bargaining agreements filed in accordance with Section 1773.8 of the Labor
Code.
The Contractor shall comply with the provisions of Section 1774 of the Labor Code.
Failure to comply with the subject section will subject the Contractor to penalty and
forfeiture provisions of Section 1775 of the Labor Code.
Pursuant to the provisions of Section 1770 of the Labor Code, the general prevailing
rate of wages has been ascertained (which rate includes employer payments for
health and welfare, vacation, pension and similar purposes) applicable to the work to
be done, for straight time, overtime, Saturday, Sunday and holiday work. The holiday
wage rate listed shall be applicable to all holidays recognized in the collective
bargaining agreement of the particular craft, classification or type of workmen
concerned.
The CITY will not recognize any claim for additional compensation because of the
payment by the Contractor of any wage rate in excess of the prevailing wage rate set
forth in the contract. The possibility of wage increases is one of the elements to be
considered by the Contractor in determining his bid, and will not under any
circumstances be considered as the basis of a claim against the CITY on the contract.
The CONTRACTOR and subcontractors shall comply with Section 1777.6 of the
Labor Code which stipulates that it shall be unlawful to refuse to accept otherwise
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qualified employees as registered apprentices solely on the grounds of race, religious
creed, color, national origin, ancestry, sex, or age, of such employee, except as
provided in Section 3077 of the Labor Code.
WORKMAN'S COMPENSATION CERTIFICATE
Section 3700 of the Labor Code requires that every employer shall secure the
payment of compensation by either being insured against liability to pay
compensation with one or more insurers or by securing a certificate of consent to self-
insure from the State Director of Industrial Relations.
In accordance with this section and with Section 1861 of the Labor Code, the
contractor shall sign a Compensation Insurance Certificate, which is included with the
Contract Agreement, and submit same to City along with the other required contract
documents, prior to performing any work. Reimbursement for this requirement shall
be considered as included in the various items of work.
CLAYTON ACT AND CARTWRIGHT ACT
Section 4551 of the State Government Code specifies that in executing a public works
contract with the CITY to supply goods, services or materials, the Contractor or
Subcontractor offers and agrees to assign to the CITY all rights, title and interest in
and to all causes of action it may have under Section 4 of the Clayton Act (15 U.S.C.
Sec. 15) or under the Cartwright Act (Chapter 2 commencing with Sec. 16700) of Part
2 of Division 7 of the Business and Professions Code, arising from purchase of
goods, services or materials pursuant to the contract or subcontract. This assignment
shall become effective when the CITY tenders final payment to the Contractor without
further acknowledgment by the parties.
SUBSTITUTION OF SECURITIES
In conformance with the State of California Public Contract Code Section 22300, the
contractor may substitute securities for any funds withheld by the CITY to ensure
performance under the contract.
At the request and expense of the contractor, securities equivalent to the amount
withheld shall be deposited with the City or with a State or Federally chartered bank
as the escrow agent who shall pay such funds to the contractor upon notification by
CITY of Contractor's satisfactory completion of the contract.
The type of securities deposited and the method of release shall be approved by the
City Attorney's office.
SUBLETTING AND SUBCONTRACTING
Pursuant to the Subletting and Subcontracting Fair Practices Act (commencing with
Section 4100 of the Government Code), bidders are required to list in their proposal
the name and location of place of business of each subcontractor who will perform
work or labor or render services in or about the construction of the work or
improvement or a subcontractor who specially fabricates and installs a portion of the
work or improvement according to detailed drawings contained in the Plans and
Specifications in excess of 1/2 of 1% of this prime contractor's total bid. Failure to list
a subcontractor for a portion of the work means that the prime contractor will do that
portion of the work. It is the Agency's intent for the Subletting and Subcontracting
Fair Practices Act to apply to all phases of the work.
CITY BUSINESS LICENSE
The Contractor shall obtain a City of Imperial Business License prior to the City's
issuing the Notice to Proceed. The annual fee for the Business License is ninety-six
dollars ($96.00).
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CITY OF IMPERIAL
BID PROPOSAL
For
City of Imperial - Wastewater Treatment Plant Demolition Project
BID NO. 2025-19
TO CITY OF IMPERIAL, as CITY:
In accordance with CITY's "Notice Inviting Sealed Bids", the undersigned BIDDER hereby
proposes to furnish all materials, equipment, tools, labor, and incidentals required for the
above stated project as set forth in the Contract Documents, and to perform all work in the
manner and time prescribed.
BIDDER declares that this proposal is based upon careful examination of the work site,
Plans, Specifications, Instructions to Bidders, and Contract Documents. If this proposal is
accepted for award, BIDDER agrees to enter into a contract with the CITY at the unit and/or
lump sum prices set forth in the following Proposal Bid Sheet. BIDDER understands that
failure to enter into a contract in the manner and time prescribed will result in forfeiture to
the CITY of the Bid Bond accompanying this proposal.
BIDDER understands that a bid is required for the entire work that the estimated quantities
set forth in the Specifications are solely for the purpose of assisting in determining the work
to be completed, and that final compensation under the contract will be based upon the
lump sum work satisfactorily completed. It is agreed that the unit and/or lump sum prices
bid include all appurtenant expenses, taxes, royalties, and fees. In the case of
discrepancies in the amounts bid, unit prices shall govern over extended amounts and the
mathematically correct sum of all items shall prevail over a mathematically incorrect sum
written on the bid form.
BIDDER agrees and acknowledges that he is aware of the provisions of Section 3700 of the
Labor Code which requires every employer to be insured against liability for workman's
compensation or to undertake self-insurance in accordance with the provisions of that code,
and that the BIDDER will comply with such provisions of that code before commencing the
performance of this Contract if awarded it.
BIDDER certifies that in all previous contracts or subcontracts, all reports which may have
been due under the requirements of any agency, State, or Federal equal employment
opportunity orders have been satisfactorily filed, and that no such reports are currently
outstanding.
BIDDER declares that the only persons or parties interested in this proposal as principals
are those named herein; that no officer, agent, or employee of the CITY is personally
interested, directly or indirectly, in this proposal; that this proposal is made without
connection to any other individual, firm, or corporation making a bid for the same work; and
that this proposal is in all respects fair and without collusion or fraud.
BIDDER certifies that affirmative action has been taken to seek out and consider
disadvantaged business enterprises for those portions of the work to be subcontracted, and
that such affirmative actions have been carefully documented, that said documentation is
open to inspection, and that said affirmative action will remain in effect for the life of any
contract awarded hereunder. Furthermore, BIDDER certifies that affirmative action will be
taken to meet all equal employment opportunity requirements of the contract documents.
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DATED: , 2026 BIDDER:
BIDDER'S ADDRESS: BY:
TITLE:
TELEPHONE #:
FAX #:________________________
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