25-12_Notice_to_Contractors.pdf

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Attached to
Specification No. 25-12 (C51688), Stationary Engine Generator Relocation And Upgrade (SEG)
Solicitation number
0000037176
Issued by
Butte County, California

About this file

This is a Notice to Contractors issued by the California Department of Water Resources (CDWR), a division of the California Natural Resources Agency, for a sealed bid construction project. The project involves the stationary engine generator relocation and upgrade at the Oroville Dam Flood Control Outlet in Butte County, California. Major work includes general construction (traffic control, mobilization, demolition, hazardous material abatement, construction of reinforced concrete and masonry equipment pads, furnishing and installing a 150kW stationary engine generator, and site acceptance testing); earthwork (excavation, backfill, aggregate base placement, and hot mix asphalt); and extensive electrical work (removal and installation of a 13.8 kV to 480-volt unit substation, motor control center replacement, manual transfer switch installation, cable installation and replacement, lighting control panel installation, transformer installation, PLC cubicle wiring, communication equipment installation, fiber optic and CAT 6 cabling, and network cabinet relocation). Sealed bids will be received at the California Natural Resources Agency Headquarters, 715 P Street, Sacramento, California 95814, between 12:00 P.M. and 2:00 P.M. on Wednesday, December 10, 2025, with a public bid opening conducted live and via webinar. An inspection trip for prospective bidders will be conducted as detailed in Document 00003. Bid forms are available only to prequalified bidders meeting State Contract Act requirements outlined in Document 00040. Contractor license classifications required are A and C10, or A with C10 subcontractors. Questions and clarification requests must be submitted via email to doe_specs@water.ca.gov at least 5 days before bid opening.

The Department has established a 25 percent Small Business Enterprise (SBE) participation goal and will apply a Disabled Veteran Business Enterprise (DVBE) incentive during bid evaluation per Documents 00206 and 00201. Prevailing wage rates apply, and contractor registration with the Department of Industrial Relations is required per Document 00703. Prebid brand and trade name alternative requests must be submitted to doe_specs@water.ca.gov no later than 14 days prior to bid opening, with the Department as sole judge of equality determinations. The successful bidder may substitute securities for withheld moneys per Public Contract Code section 10263. Specific work quantities, materials, and equipment requirements are detailed in Document 00410 – Bid Schedule. Prevailing wage rate determinations are on file for inspection at the CDWR Traditional Delivery Section office, 715 P Street, Room 4-407, Sacramento, California 95814, and posted online per Document 00300.

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Notice to Contractors

00002-1 O-23

DOCUMENT 00002

NOTICE TO CONTRACTORS

STATE OF CALIFORNIA

CALIFORNIA NATURAL RESOURCES AGENCY

DEPARTMENT OF WATER RESOURCES

Sealed bids for

STATIONARY ENGINE GENERATOR RELOCATION AND UPGRADE

OROVILLE DAM FLOOD CONTROL OUTLET

STATE WATER FACILITIES

OROVILLE FIELD DIVISION

BUTTE COUNTY

CALIFORNIA

SPECIFICATION NO. 25-12

CONTRACT NO. C51688

will be received by the Department of Water Resources at the California Natural Resources Agency Headquarters, 715 P Street, Sacramento, California 95814, between 12:00 P.M. and not later than 2 P.M. on WEDNESDAY, DECEMBER 10, 2025. A public bid opening will be conducted live at an announced location in the vicinity of such office and via webinar.

NOTE: Bidders/Visitors shall allow sufficient time for checking in with Security upon entering main floor of the California Natural Resources Agency Headquarters. Bids will be accepted and timestamped in the main lobby of the California Natural Resources Headquarters.

Please refer to Document 00200 – Instructions to Bidders, for additional information.

Bid forms for this work are provided in a separate booklet titled BID FORM.

Bids will be considered only if submitted for all the work required for the above project. The work is defined in Section 01110 – Summary of Work, and includes but is not limited to the following principal features:

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1. General Construction:

a. Traffic control and flagging for public safety during ingress and egress of construction traffic.

b. Mobilization and demobilization.

c. Demolition and removal of existing equipment.

d. Identification and abatement of hazardous material.

e. Construct new reinforced concrete and masonry Stationary Engine Generator (SEG) Enclosure equipment pads to support SEG and Unit Substation within SEG Enclosure.

f. Furnish and install 150kW SEG into new SEG Enclosure.

g. Site acceptance and operation testing.

2. Earthwork and Other Related Work:

a. Excavation and compacted backfill for SEG Enclosure and electrical duct banks.

b. Placing aggregate base, controlled low strength material, and hot mix asphalt.

3. Electrical Work:

a. Remove existing 13.8 kV to 480-volt Unit Substation, dispose removed equipment, furnish and install new equipment as shown.

b. Remove existing Motor Control Center (MCC), dispose removed equipment, furnish and install new equipment as shown.

c. Furnish and install Manual Transfer Switch (MTS1) in existing SEG room.

d. Furnish and install all the cables between SEG enclosure/Unit Substation enclosure and Spillway Control Room.

e. Replace Power and Control cables between Spillway Control Room and gate motors on hoist deck.

f. Furnish and testing of Temporary Mobile Generator Controller for gate motors.

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g. Furnish, install and testing of Lighting control panel (TPL1) in existing SEG room.

h. Furnish and install of Panel board (TPA1 and TPA2) in existing SEG room.

i. Furnish and install of Dry type transformer (TT1) in existing SEG room.

j. Field wire Department’s furnished PLC cubicle.

k. Install Department furnished Communication equipment.

l. Furnish and install equipment enclosure in SEG building.

m. Furnish and install fiber distribution unit (FDU) in SEG equipment enclosure.

n. Furnish and install CAT 6 patch panel in SEG equipment enclosure.

o. Furnish and install CAT 6 cable between Slide Gate network enclosure and SEG equipment enclosure.

p. Furnish and install CAT 6 cable between Wedge Blocker Control Panel and SEG equipment enclosure.

q. Terminate all fiber optic cable and CAT 6 cable in SEG equipment enclosure.

r. Install Department’s furnished fixed cameras on SEG building.

s. Furnish and relocate network cabinet in Spillway Control Room.

t. Furnish and install Power Distribution Unit (PDU), Uninterruptible Power Supply (UPS) and Fiber Distribution Unit in Spillway Control Room network cabinet.

u. Terminate all fiber optic cable and CAT 6 cable in the Spillway Control Room.

v. Relocate network equipment from existing network enclosure to new network cabinet in Spillway Control Room.

Quantities of work, materials, and equipment required for completion of the work are specified in Document 00410 – Bid Schedule.

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1. LICENSING

Bidders shall be licensed for the work as required by the Business and Professions Code. Contractor’s license classification(s) for this work:

A and C10, or A with C10 Subcontractors .

2. BIDDING

Submit requests for drawings and specifications for the project by e-mail to doe_specs@water.ca.gov.

Submit questions or requests for clarification by email to doe_specs@water.ca.gov. at least 5 days before the scheduled opening of bids. Responses, if appropriate, will be sent to all prospective bidders.

3. PREQUALIFICATION

All bidders shall be prequalified by the Department. Bid forms will be furnished only to prequalified bidders who meet the requirements of the State Contract Act and Document 00040 – Prequalification.

4. SITE INSPECTION TRIP

An inspection trip for prospective bidders will be conducted at the work site, as per Document 00003 – Notice of Inspection Trip.

5. DVBE AND SMALL BUSINESS PARTICIPATION

Participation by Disabled Veteran Business Enterprises (DVBE) and qualification for Small Business Preference shall be as provided by Document 00206 – Instructions for DVBE Goal and Incentive and Document 00201 – Instructions for Small Business Preference. A DVBE incentive will be applied during bid evaluation in accordance with Document 00206, Paragraph 2 – DVBE Incentive.

In addition, the Department has set a 25 percent Small Business Enterprise (SBE) participation goal in its contracting and is tracking Small Business participation in its contracts. The Department encourages bidders to explore certification as a Small Business and/or Disabled Veteran Business Enterprise and to utilize certified Small Business and Disabled Veteran Business Enterprises during the contract term.

file://///doe-file/co/CSB/DOE-CDS/Specs/Current_specs/O-23%20%5b25-12%20Stationary%20Engine%20Generator%20Relocation%20and%20Upgrade%20(SEG),%20Oroville%20Dam%20Flood%20Control%20Outlet%5d/doe_specs@water.ca.gov mailto:doe_specs@water.ca.gov

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The Department of General Services, Procurement Division, Office of Small Business and DVBE Services:

Certification information:

https://caleprocure.ca.gov/pages/sbdvbe-index.aspx

Database of certified SB/DVBE Firms:

https://caleprocure.ca.gov/pages/PublicSearch/supplier-search.aspx

6. PREBID BRAND AND TRADE NAME REQUESTS

Pursuant to Public Contract Code section 10129, alternatives to a designated material, product, thing, or service by specific brand or trade name that are of equal quality and of required characteristics for the purpose intended may be proposed during the bidding period, provided the bidder complies with the following:

A. Proposals for alternatives to a designated material, product, thing, or service, requested during the bidding period, shall be submitted to the Department via email to doe_specs@water.ca.gov, not later than 14 days prior to the date and time of the bid opening.

B. Proposals shall be accompanied by complete information and descriptive data necessary to determine equality of the material, product, thing or service. Samples shall be provided when requested by the Department. Burden of proof as to availability, comparative quality, suitability, and performance of the material, product, thing, or service shall be upon the bidder. The Department will be the sole judge as to such matters. If the proposal is accepted, bidders will be notified by information letter or addenda.

C. Refer to Document 00706 – Control of Work, Paragraph 5, for substitution requests after issuance of Notice to Begin Work.

7. SUBSTITUTION OF SECURITIES

Pursuant to Public Contract Code section 10263, the successful bidder will be permitted to substitute securities for any moneys withheld by the Department as provided by Public Contract Code section 10261.

8. DEPARTMENT OF INDUSTRIAL RELATIONS REGISTRATION AND

PREVAILING WAGE MONITORING AND ENFORCEMENT

A. Department of Industrial Relations (DIR) registration and prevailing wage monitoring and enforcement shall comply with Document 00703 – Compliance with Applicable Laws and Regulations.

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https://caleprocure.ca.gov/pages/sbdvbe-index.aspx https://caleprocure.ca.gov/pages/PublicSearch/supplier-search.aspx https://caleprocure.ca.gov/pages/PublicSearch/supplier-search.aspx file://///doe-file/co/CSB/DOE-CDS/Specs/Current_specs/O-23%20%5b25-12%20Stationary%20Engine%20Generator%20Relocation%20and%20Upgrade%20(SEG),%20Oroville%20Dam%20Flood%20Control%20Outlet%5d/doe_specs@water.ca.gov

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B. Prevailing Wage Rate Determinations rates are on file for inspection at the office of the Department of Water Resources, Traditional Delivery Section, 715 P Street, Room 4-407, Sacramento, California 95814 and posted on the website listed on Document 00300 – Information Available.

KARLA A. NEMETH

Director of Water Resources

Dated: November 7, 2025 (Advertisement)

File details come from the government source that posted it. Updated .