This Solicitation opportunity from Kiewit Infrastructure West Co. was posted on September 17, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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North of River Sanitary District No. 1 WRRF Upgrades and Expansion

Closed

north-river-sanitary-district-no-1-wrrf-upgrades-expansion

Submission Closed09/17/2026, 12:00:00 AM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 237990

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Solicitation # construction-recharge-master-plan-update-rmpu-basin-improvements-project-montclair-basin

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Dam Remediation & Heavy Civil ConstructionThis subcontract for Dam Remediation and Heavy Civil Construction involves performing primary structural remediation for prime contractors on Bureau of Indian Affairs dam projects. The scope of work focuses on ensuring dam stability through specialized services, including structural concrete placement, dam wall repair, and grouting. The ultimate goal of the engagement is to deliver a fully remediated and stabilized dam structure. Qualified candidates must possess significant experience in heavy civil engineering and the management of large-scale water infrastructure projects. This opportunity falls under NAICS code 237990 and is associated with the Department of the Interior. The solicitation was posted on October 23, 2026, with a response deadline of November 2, 2026.

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Sediment Excavation & Channel RestorationThis subcontract for Sediment Excavation and Channel Restoration involves working with prime contractors on projects for the Lake County Watershed Protection District in Lakeport, California. The primary scope of work includes the removal of gravel and sediment, averaging one foot in depth, to lower channel beds and enhance fish passage. The selected contractor will utilize excavators or dredging equipment and must coordinate closely with temporary water diversion systems while strictly adhering to environmental permit avoidance measures to deliver a fully restored channel bed. The opportunity is categorized under NAICS code 237990 and was posted on October 23, 2026. Interested parties must submit their responses by the deadline of October 31, 2026.

Lake County Watershed Protection District

POSTED

about 14 hours ago

DEADLINE

in 7 days

AI Contract Overview

Kiewit Infrastructure West Co. is soliciting sub-quotes for the North of River Sanitary District No. 1 WRRF Upgrades and Expansion project located in Bakersfield, California. The scope of work is extensive, covering civil and site work such as aggregates, trucking, asphalt paving, and curb and gutter; structural and finishing tasks including concrete reinforcing, masonry, welding, roofing, and painting; and general electrical work. Interested firms must contact Kiewit to receive an Invitation to Bid via the Building Connected system, with a bid deadline of September 17, 2026, at 10:00 a.m. The project is partially financed through the Water Infrastructure Finance and Innovation Act (WIFIA) administered by the EPA, making it subject to American Iron and Steel (AIS) provisions, the Davis-Bacon Related Acts, and DBE Program requirements. Kiewit is specifically seeking quotes from certified DBE, SBE, MBE, WBE, SBRA, LSFA, and HUB Zone small businesses. To be considered responsive, bidders must hold a valid California Contractor’s license and provide acceptable insurance. Additionally, responsible subcontractors must provide bonding for 100% of their contract value, for which Kiewit will reimburse the premiums.

General Info

Kiewit seeks sub-quotes for Bakersfield WRRF upgrades by September 17, 2026.

Agency

Kiewit Infrastructure West Co.

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

CA, USA

Set-Aside

SBA

Documents

NORSD WRRP Upgrades and Expansion DBE Sub-Quote Invitation

special-notice

Low

AI Contract Breakdown

Uniform Contract Format

Timeline

PhaseClosed

Response DeadlineSep 17

Deadline has passed

PostedSep 17

Solicitation

Submission Closed

09/17/2026, 12:00:00 AM UTC

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Organization & Contact Information

AgencyKiewit Infrastructure West Co.

Contacts1 person available

OfficeN/A

Organization / AgencyKiewit Infrastructure West Co.

Office AddressN/A

Contacts

Jose Valenzuela

contact@example.gov

+1 (555) 000-0000

Full Description

Kiewit is requesting quotes for various areas of work including but not limited to: Aggregates, trucking and hauling, street sweeping, ductile iron pipe, plastic pipe (PVC), manhole materials, asphalt paving, curb and gutter, ready mix supply, concrete reinforcing installation, concrete pumping, masonry work, metals, welding services, stainless steel pipe, steel pipe, metal deck building insulation, membrane roofing, flashing and sheet metal, metal doors and frames, overhead door, plaster and gypsum board, flooring, painting and coating, louvers and vents, bolts and gaskets, valves, fiberglass reinforced plastic pipe and electrical work. Firms interested in providing a sub-quote for this project must contact Kiewit and responding firms will be issued an “Invitation to Bid” through Kiewit’s electronic use of Building Connected system (at no cost to bidder) with project information and bid instructions. Plans and specifications are also available for review at Kiewit’s office. The Project is financed in part by federal funding sources such as the Water Infrastructure Finance and Innovation Act ("WIFIA") administered by the EPA and is therefore subject to the American Iron and Steel ("AIS") Provisions, DBE Program requirements and the Davis-Bacon Related Acts. Responsive bidders must possess a valid California Contractor’s license (as appropriate) and provide acceptable insurance. Responsible subcontractors and material contractors may be required to provide bonding for 100% of their contract value. Kiewit will reimburse bond premiums. Kiewit is signatory to collective bargaining agreements with carpenters, laborers, cement masons, ironworkers, operating engineers and teamsters. Kiewit will consider quotes from any and all bidders who demonstrate an ability to foster and maintain labor harmony on the Project. Kiewit intends to conduct itself in good faith with all project participants on this project. For further information regarding this project, insurance, bonding, related assistance with equipment, supplies, and materials, or the project schedule, please contact our Lead Estimator. Kiewit Infrastructure West Co. 3090 Bristol Street, Suite 600, Costa Mesa, CA 92626 Tel: (714) 845-1600 Lead Estimator: Jose Valenzuela Email jose.valenzuela@kiewit.com