2724 ITB Aggregate Road Base

Location:	California
Posted:	Mar 27, 2026
Due:	Apr 20, 2026
Agency:	Contra Costa Water District
Type of Government:	State & Local
Category:	56 - Construction and Building Materials
Solicitation No:	2724
Publication URL:	To access bid details, please log in.

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CONTRA COSTA WATER DISTRICT

INVITATION TO BID

ITB # 2724 Aggregate Road Base

Issued: Friday, March 27, 2026

Submittal Deadline: 4:00 p.m. (PST), Monday, April 20, 2026

Contra Costa Water District

1331 Concord Avenue, Concord, California

Attn: Judy Phan, Purchasing Officer

*It is the bidder’s responsibility to read the entire document, any addendums and to comply with all requirements

listed herein. Any addenda to this Invitation To Bid (ITB) will be directed to all participating bidders. It is the bidders’

responsibility for any addendums, notices, or changes to the ITB or ITB process.

About CCWD

Contra Costa Water District (CCWD) was formed in 1936 to provide water for irrigation and industry

and now serves approximately 550,000 people in central and eastern CCWD is a local service agency

known as a special district. Being a special district allows us to have a single well-defined focus to

meet a specific need. We provide a vital service of keeping the water flowing to our community.

Website: http://www.ccwater.com

II. Notice of Inviting Bidders

A. Submittal of Bids

An electronic bid (in searchable PDF format) Attachment B - Pricing shall be submitted via the

relevant procurement page at CCWD’s PlanetBids Portal below. No hard copy, email, or faxed

bids will be accepted. No bids will be accepted after the due date and time and will be deemed

unresponsive.

https://vendors.planetbids.com/portal/52380/bo/bo-detail/140077

B. Pre-Bid Meeting-Optional

At this time, CCWD will not be conducting a voluntary or mandatory pre-bid meeting.

C. Conditions of Invitation to Bid

Terms of Agreement

This service is for a two (2) year base period Fiscal Year 2027 (FY27) July 1, 2026, through June 30, 2027,

and (FY28) July 1, 2027, through June 30, 2028 with three (3) one (1) year priced options for (FY29) July

1, 2028, through June 30, 2029 (Option 1), (FY30) July 1, 2029, through June 30, 2030 (Option 2)

and (FY31) July 1, 2030 through June 30, 2031 (Option 3).

Liability of Cost and Responsibility

CCWD is not responsible for any costs incurred in preparing a response to this ITB. All expenses associated

with responding shall be borne solely by submitting individual or organization. Respondents shall hold

CCWD harmless from any liability, claims, or expenses arising from or related to their participation in this

process. All materials submitted become the property of CCWD.

Insurance

CCWD has implemented an insurance compliance program requiring all vendors providing products or

services to maintain appropriate insurance coverage before any agreement is issued. Once the most

responsive bidder is identified, that vendor will have 15 days from selection to submit all required

insurance documents, following the provided samples, and to register with CCWD’s insurance

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compliance tracking system, MyCOI. Failure to provide the required insurance documentation within this

timeframe may result in the bid being deemed unresponsive.

Business License

Business licenses will be verified with the issuing agencies and references will be checked.

Prevailing Wage

Pursuant to Section 1770, et seq., of the California Labor Code, the successful bidder shall pay not less

than the prevailing rate of per diem wages as determined by the Director of the California

Department of Industrial Relations. Bidders can download the current prevailing rate of per diem

wages directly from the California Department of Industrial Relations.

(http://www.dir.ca.gov/dlsr/pwd/index.htm ).

Equal Employment Opportunity

Contra Costa Water District is committed to equal employment opportunity for all employees and

applicants. We prohibit discrimination based upon race, color, religion, marital status, age, national

origin, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual

orientation, gender identity or expression, veteran status, or any other actual or perceived status

protected under federal, state, or local law. Employment decisions are based on individual qualifications

and performance.

Bid Notices

CCWD has included the Bid/Proposal General Provisions (Attachment C) to help explain CCWD’s bid and

proposal process. The attached bid requirements must be completed and provided by the

respondent. The information will be the basis for evaluation of cost between respondents and will be

the basis for actual charges for services performed under the terms of this agreement. Submission of a

bid constitutes acceptance of CCWD’s Purchase Order Terms and Conditions (Attachment E). Failure to

indicate herewith any exceptions to the Purchase Order Terms and Conditions/Sample Agreement shall

forever waive any such exceptions, see the Bid Guarantee (Attachment D).

Accessibility Compliance

Unless otherwise specified herein, bidders shall be required to provide all electronic deliverables or

digital content described in this ITB, including documents, websites, or web services to be provided, in a

form which meets Americans with Disabilities Act (ADA) requirements. Specifically, electronic

deliverables or digital content shall adhere to and be compliant with Web Content Accessibility

Guidelines (WCAG) 2.1, Level AA. See https://www.ada.gov/resources/2024-03-08-web-rule/

and https://www.w3.org/WAI/standards-guidelines/wcag/ for more information on these standards.

Compliance is a material requirement of this ITB. Any bid which includes a disclaimer of warranty or

compliance with these standards shall be deemed nonresponsive and will not be considered for award.

Addenda

Any changes, additions, or deletions to this ITB will be in the form of written Addenda issued by the

Contra Costa Water District and posted to PlanetBids. CCWD will not be responsible for failure of any

prospective bidder to receive such Addenda. All Addenda so issued shall become part of this ITB.

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Questions concerning Aggre gate Road Base should be directed on CCWD’s PlanetBids website in Q & A

section, and must be received by 4:00 p.m., Monday, April 6, 2026. Responses to all questions received by

the due date will be published on PlanetBids and CCWD will issue an Addendum to the ITB on Monday,

April 13, 2026.

Best Value Award

CCWD specifically reserves the right to reject any or all bids, to make any awards or any rejections in what

it alone considers to be in the best interest of CCWD, and to waive any irregularities in the bids. CCWD

does not obligate itself to accept the lowest bid and specifically reserves the right to reject any or all bids

or CCWD will accept any bids or combination of bids considered most favorable. CCWD reserves the right

to hire a primary and secondary contractor in the event the primary contractor cannot respond in a

timely manner.

Creative and effective problem-solving thrives in a workforce where different experiences and

perspectives influence employees’ work. Employees thrive when employers recognize the value of those

differences and integrate them into the workplace. CCWD is committed to harnessing the power of its

workforce to solve industry challenges and meet the needs of the communities it serves, now and in the

future. To that end, CCWD is committed to the equitable extension of opportunity to join and

meaningfully contributes to the CCWD team. We seek consultants and contractors who join us in these

commitments in their own operations and activities.

WHAT:

One electronic copy of the bid submitted to CCWD’s PlanetBids Portal prepared in

accordance with the instructions in this Invitation to Bid.

WHEN:

4:00 p.m., (PST), Monday, April 20, 2026

Bid should be prepared considering the information in the following attachments:

Attachment A -

Attachment B -

Attachment C -

Attachment D -

Attachment E -

Attachment F -

Attachment G -

Attachment H -

Scope of Work

Pricing

Bid/Proposal General Provisions

Bid Guarantee

P.O. Terms & Conditions/ Sample Agreement

Contractual Insurance Requirements

Contractor / Consultant Safe Practices Handbook

Contractor Safety Orientation

Sincerely,

Judy Phan

Purchasing Officer

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Attachment A

SCOPE OF WORK

The purpose of this ITB is for the vendor to provide aggregate materials as identified on the Contractor

Rates and Charges page (Attachment B).

Items shall be delivered as requested to the following Contra Costa Water District (CCWD) locations:

• Concord Corporation Yard, 2333 Bisso Lane, Concord CA 94520

• Bollman Water Treatment Plant, 2015 Bates Avenue, Concord CA 94520

• Antioch Service Center, 3965 Neroly Road, Oakley CA 94561

• Los Vaqueros Reservoir, 19 Walnut Blvd., Brentwood CA 94513

• And as needed to various locations throughout the county as directed by the Distribution

Services Supervisor, Canal Supervisor, or their designated representative(s). Each load

delivered must be accompanied by a weight slip.

• BIDDER AGREES TO PROVIDE ALL REQUIRED EQUIPMENT, MATERIAL, FREIGHT AND / OR LABOR

AS SPECIFIED IN BID DOCUMENTS.

1. Duration: This bid shall for furnishing aggregate road base deliveries to various District

locations for fiscal year 2027 (FY27), beginning on July 1, 2026 through June 30, 2027, and

four(4) one(1) year priced options for fiscal years 2028 (FY28), from July 1, 2027 through June

30, 2028, fiscal year 2029 (FY29), from July 1, 2028 through June 30, 2029, fiscal year 2030 (FY30),

from July 1, 2029 through June 30, 2030, fiscal year 2031 (FY31), from July 1, 2030 through June

30, 2031 to be exercised at the District’s sole discretion.

2. Delivery: The District will attempt to give the CONTRACTOR as much advanced notice as

possible. Normally, orders for the material will be placed with the CONTRACTOR no later than

10:00 A.M. the day before required delivery. Orders for the various materials will be made for

full loads. Orders will be placed either by phone, e-mail, or texting (if available and not to the

exclusion of the other methods) to the vendor by CCWD personnel, stating the location,

quantity, and purchase order number. Deliveries to CCWD Facilities shall be made between the

hours of 8:00 A.M. and 3:00 P.M., Monday through Friday (excluding State or Federal holidays or

as otherwise directed). If an emergency arises delivery arrangements will be scheduled by the

district supervisor or the facility/location personnel who placed the order and/or receiving

personnel.

3. Quantity: No guarantee will be made on total quantity and will be on “as required” basis. There

will be no minimum order requirements. Deliveries must be clearly marked with the purchase

order number. If delays in delivery are anticipated, the CONTRACTOR will immediately notify

the CCWD Supervisor of the expected delivery date. The order may be canceled if the delivery

time is unsatisfactory, and CCWD may procure item(s) from other sources, and the

CONTRACTOR will be held responsible for any/all excess cost.

4. Quality: Aggregate Base: Crushed aggregate or processed natural mineral shall be clean, hard,

sound, and free of any detrimental quantity of soft, friable elongated or laminated pieces,

organic matter or other deleterious substances, and shall be of such nature that it can be

compacted readily under watering and rolling to form a firm, stable base. An aggregate is

FY27 ITB# 2724

Aggregate Road Base

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This is the opportunity summary page. It provides an overview of this opportunity and a preview of the attached documentation.

Bid Number:	2724
Bid Title:	2724 ITB Aggregate Road Base
Category:	Invitation to Bid
Status:	Open

2724 ITB Aggregate Road Base

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See also