Project Information

Bid Title

BID#1974?MDUSD 2026?Roofing Project - Glenbrook Middle School?and Dent Center

Issuing Agency

Mt. Diablo Unified School District

Location

California

Published Date

Feb 19, 2026

Closing Date

Mar 19, 2026

Government Level

State & Local

Status

Closed

Original Source

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Bid Documents

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Project Description

BID#1974 MDUSD 2026 Roofing Project - Glenbrook Middle School and Dent CenterOPEN FOR BIDDING.  Bids Due March 19, 2026 at 10:00 a.m.

• 1974 BID Volume 1
• 1974 BID Volume 2
• 1974 BID Drawings-Glenbrook MS
• 1974 BID Drawings-Dent Ctr

Attachment Preview

MT. DIABLO UNIFIED SCHOOL DISTRICT

PURCHASING &WAREHOUSE DEPARTMENT

2326 BISSO LANE, CA 94520-4802

BID #1974

Volume I

MDUSD 2026 Roofing Project – Glenbrook Middle School

and Dent Center

Roofing restoration and/or replacement with Garland

system at Glenbrook Middle School and the Dent Center

March 19, 2026

DOCUMENT 00 01 10

TABLE OF CONTENTS - CONTRACT DOCUMENTS

PROCUREMENT AND CONTRACTING REQUIREMENTS

Division 00

Section

00 01 01

00 01 10

00 01 15

00 11 16

00 21 13

Title

Title Page

Table of Contents (This Document)

List of Drawings, Tables and Schedules

Notice to Bidders / Invitation to Bid

Instructions to Bidders

00 41 13

00 43 13

00 43 36

00 43 40

00 43 50

DOCUMENTS THAT BIDDER MUST SUBMIT AS PART OF ITS BID

Bid Form

Bid Bond (Security)

Designated Subcontractors List

Noncollusion Declaration

Iran Contracting Act Certification

00 45 00

00 45 10

00 45 40

00 45 55

00 45 85

00 54 50

00 54 55

Notice of Award

Agreement

Certifications to be Completed by Contractor

Disabled Veteran’s Business Enterprise Participation Certification

Criminal Background Investigation/Fingerprinting Certification

Escrow of Bid Documentation

Escrow Agreement for Security Deposits in Lieu of Retention

00 61 14

00 61 15

Performance Bond

Payment Bond (Contractor’s Labor and Material Bond)

00 65 00

00 65 10

00 65 36

00 70 00

00 71 00

00 91 13

District Closeout Forms

Notice to Proceed

Warranty and Guarantee Form

General Conditions

Special Conditions

Addenda - All addenda issued by District become part of the Contract.

END OF DOCUMENT

Mt. Diablo Unified School District

TABLE OF CONTENTS

DOCUMENT 00 01 10- 1

DOCUMENT 00 01 15

LIST OF DRAWINGS, TABLES AND SCHEDULES

DRAWINGS

Glenbrook Middle School

Sheet

Number

Description

1 Cover Sheet

2 Scope of Work

3 Roof Plan

4 Typical Details

5 Details

6 Details

7 Details

8 Details

Dent Center

Sheet Number

1

2

3

4

5

Description

Cover Sheet

Scope of Work

Roof Plan

Typical Details

Details

SCHEDULES

The following is the anticipated schedule and is subject to change

Activity

Issue Bid

Mandatory Bid Walk

Request for Information Deadline

Bids Due

Anticipated Board Action-Approval of Bid

Contract Documentation

Notice to Proceed

Project Completion-Glenbrook Middle School

Project Completion-Dent Center

Anticipated Closeout Documentation

Anticipated Board Action-Notice of Completion

Date

2/19/2026

3/6/2026

3/12/2026

3/19/2026

4/15/2026

4/26/2026

6/3/2026

7/31/2026

8/7/2026

9/30/2026

10/28/2026

END OF DOCUMENT

Mt. Diablo Unified School District

LIST OF DRAWINGS, TABLES AND SCHEDULES

DOCUMENT 00 01 15- 1

DOCUMENT 00 11 16

NOTICE TO BIDDERS / INVITATION TO BID

1. Notice is hereby given that the governing board (“Board”) of the Mt. Diablo Unified School District (“District”)

will receive sealed bids to construct the following project:

Bid #1974 MDUSD 2026 Roofing Project – Glenbrook Middle School and Dent Center (“Project” or

“Contract”)

2. To bid on this Project, the Bidder is required to have been prequalified by the District prior to submitting its

bid. In addition, if the Project has electrical, mechanical, or plumbing components that will be performed by

subcontractors performing under the following license classification(s), then each of those subcontractors that

intend to bid as a first-tier subcontractor to a general contractor (prime contractor) are required to have been

prequalified by the District: C-4, C-7, C-10, C-16, C-20, C-34, C-36, C-38, C-42, C-43, and/or C-46. All

prequalification questionnaires will be received until 3:00p.m., March 12th, 2026, Through the District’s

Prequalification Vendor, Quality Bidders at https://www.qualitybidders.com/users/sign_up.

3. Bidders must submit sealed bids on or before 10:00 a.m., March 19th, 2026,at the District Purchasing &

Warehouse Office at 2326 Bisso Lane, Concord, California 94520, and Bidders must ensure that the District

time stamps the Bidder’s bid at or before that time. After the designated bid opening time, the District will

open the bids and publicly read them aloud. Any claim by a Bidder of error in its bid must be made in

compliance with Public Contract Code § 5100, et seq. The District is not responsible for (1) bids received after

the deadline noted above; or (2) bids misdelivered, by any method, even to a different District address.

4. The Project consists of:

Roofing restoration and/or replacement with Garland System per plans and specifications at

Glenbrook Middle School and the Dent Center.

5. All bids shall be on the forms provided by the District. Each bid must conform and be responsive to all

pertinent bid and Contract Documents, including, but not limited to, the Instructions to Bidders.

6. To bid on this Project, the Bidder is required to possess one or more of the following State of California

Contractor Licenses:

B: General Building Contractor

C-39: Roofing

The Bidder's license(s) must be active and in good standing at the time of the bid opening and must remain so

throughout the term of the Contract.

7. As security for its Bid, each Bidder shall provide with its Bid form

• a bid bond issued by an admitted surety insurer on the form provided by the District,

• cash, or

• a cashier's check or a certified check, drawn to the order of the Mt. Diablo Unified School District,,

in the amount of ten percent (10%) of the total bid price. This bid security shall be a guarantee that the Bidder

shall, within seven (7) calendar days after the date of the Notice of Award, enter into a contract with the

District for the performance of the services as stipulated in the bid.

8. The successful Bidder shall be required to furnish a 100% Performance Bond and a 100% Payment Bond if it is

awarded the Contract for the Project.

9. The successful Bidder may substitute securities for any monies withheld by the District to ensure performance

Mt. Diablo Unified School District

INVITATION TO BID

DOCUMENT 00 11 16- 1

under the Contract, in accordance with the provisions of Public Contract Code § 22300.

10. The successful Bidder and its subcontractors shall pay all workers on the Project not less than the general

prevailing rate of per diem wages and the general prevailing rate for holiday and overtime work as determined

by the Director of the Department of Industrial Relations, State of California, for the type of work performed

and the locality in which the work is to be performed within the boundaries of the District, pursuant to Labor

Code § 1770 et seq. Prevailing wage rates are on file with the District and are available to any interested party

on request or at www.dir.ca.gov/oprl/statistics_and_databases.html. Bidders and Bidders’ subcontractors

shall comply with the registration and qualification requirements pursuant to Labor Code §§ 1725.5 & 1771.1.

11. A mandatory pre-bid conference and site visit will be held on March 6th,2026, at 10:00a.m. starting at

Glenbrook Middle School (2351 Olivera Rd., Concord, CA) followed by Dent Center (1936 Carlotta Dr.,

Concord, CA.)., All prospective Bidders are required to sign in at the start of the walk and attend both campus

walks. The Site Visit is expected to take approximately one hour per site. Failure to attend or tardiness will

render bid ineligible.

12. Contract Documents are available on February 19th, 2026, for review on the District Purchasing & Warehouse

webpage: https://www.mdusd.org/departments/business-services/purchasing-warehouse/bid-

information/construction-bids. In addition, Contract Documents are available for review at the following

builders’ exchanges:

Bay Area Builders Exchange

(520) 483-8880

A list of these builders' exchanges is available at the District’s Facilities Office.

13. The District’s Board reserves the right to reject any and all bids and/or waive any irregularity in any bid

received. If the District awards the Contract, the security of unsuccessful Bidder(s) shall be returned within

sixty (60) days from the time the award is made. Unless otherwise required by law, no Bidder may withdraw

its bid or bid security for ninety (90) days after the date of the bid opening.

14. The District shall award the Contract, if it awards it at all, to the lowest responsive responsible Bidder based

on:

The base bid amount only.

END OF DOCUMENT

Mt. Diablo Unified School District

INVITATION TO BID

DOCUMENT 00 11 16- 2

Commodity Codes

• NAICS 236220Commercial and Institutional Building Construction
• NAICS 238160Roofing Contractors

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