This Government Contract opportunity from Government of Canada was posted on May 4, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Underground Utility Installation (Water, Sanitary, Storm)

Closed

International

Submission Closed05/20/2026, 08:00:00 PM UTC

Contract Overview

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

Active Opportunities Like This One

NAICS: 238910

New

Monterey One - Renewable Energy Improvements (CP361), Marina, CA

Solicitation # monterey-one-renewable-energy-improvements-cp361-marina-ca

GSE Construction Co., Inc. is soliciting bids for the Monterey One Water Regional Treatment Plant CP361 Renewable Energy Improvements Project located in Marina, California, with a response deadline of August 20, 2026. The project encompasses a wide range of upgrades including replacement of digester gas piping and safety equipment, installation of new level measurement devices, and installation of five owner-furnished linear generators with associated electrical work. It also involves recoating digester interiors, repairing concrete structures, replacing the steam boiler with a hydronic system, removing existing waste gas flares and installing new enclosed flares, demolishing the Cogen facility, and installing biogas conditioning and RNG upgrading equipment with a pipeline to the PG&E injection station. Additional work includes replacing two access roof hatches on each digester with necessary concrete repairs. The solicitation targets subcontractors and suppliers under multiple NAICS codes including 237310, 238110, 238120, 238190, 238320, 238220, and 238210, with set-aside provisions for Disadvantaged Business Enterprise, Minority Business Enterprise, and Woman Business Enterprise certifications. Interested parties must contact estimating@gseconstruction.com to request secure access to all project documents before submitting a bid. The primary point of contact is Michael Demissie, reachable at 925-447-0292.

GSE Construction Co., Inc.

POSTED

DEADLINE

SEA S Concourse Evolution (SCE) – Bid Package 02

Solicitation # sea-s-concourse-evolution-sce-bid-package-02

The Seattle-Tacoma International Airport’s S Concourse Evolution (SCE) Bid Package 2 is a comprehensive construction initiative managed by Hensel Phelps as General Contractor/Construction Manager, targeting critical infrastructure upgrades across multiple subsystems. The scope encompasses demolition and abatement, building concrete retrofitting, structural steel and metal stairs installation, fire suppression system deployment, site paving, runway and taxiway marking, site demolition and earthwork, deep foundations, site utilities, aviation fueling systems, and baggage handling systems. The estimated contract value ranges from $124.2 million to $143.7 million, with individual subsystem budgets ranging from $600,000 for runway marking to over $20 million for baggage handling systems. This is a Project Labor Agreement (PLA) project requiring all subcontractors to adhere to Hensel Phelps’ standard subcontract forms, with performance bonds mandated for all subcontracts exceeding $100,000 and a mandatory Workers’ Compensation Waiver of Subrogation. Bids must be submitted via email to SEA-SCEBids@henselphelps.com by the deadline of August 11, 2026, using the official bid form provided in the Instructions To Bidders, and must include the required bonding documentation. The procurement is designated as an 8A set-aside for Small Disadvantaged Businesses, emphasizing participation from historically underrepresented contractors. All work is to be performed at the Seattle-Tacoma International Airport in Washington, with no specific performance period or payment terms outlined in the available documentation.

POSTED

DEADLINE

NCMT BERTH 24-11 STRUCTURAL REPAIR

Solicitation # 2022-23

The contract is for the structural repair of the concrete marginal wharf at National City Marine Terminal Berth 24-11 in National City, California, encompassing the full rehabilitation of the structure and the reinstallation of the existing shore power system based on Specification No. 2022-23 and Drawing No. NC-2022-02. The scope of work is extensive and involves multiple specialized subcontracted services including AC pavement demolition and disposal, asbestos remediation, concrete coring and saw cutting, demolition of existing structures, testing and removal of contaminated soil, underwater diving operations, electrical and water utility work, storm drain improvements, environmental monitoring, LIDAR surveying, materials testing, reinforcing steel installation, miscellaneous metal fabrication, treated timber disposal, and underwater pile jackets. The project is being managed by Manson Construction Co. as the prime contractor, who is soliciting sub-bids and supplier quotes from qualified Small Business Enterprises to participate across all disciplines, with a stated intent to negotiate seriously with SBE firms for full project engagement. The solicitation is also aligned with disadvantaged business enterprise goals, including DBE under the Department of Transportation, DVBE under the State of California, MBE through NMSDC certification, and WBE through WBENC certification. All proposals must be submitted by the bid due date of August 6, 2026, and should be directed to Emre Erzen at lbestimating@mansonconstruction.com. The place of performance is exclusively at the National City Marine Terminal in California, and no estimated contract value or pricing details are provided in the solicitation documents, indicating the document serves as a request for sub-bid participation rather than a firm contract award. Additional support services are available to potential responders including assistance with project scoping, bonding, insurance, lines of credit, and equipment procurement. Manson Construction is operating as an equal opportunity employer and encourages participation from small and disadvantaged businesses, though specific requirements for unique entity IDs, CAGE codes, or bonding and insurance thresholds are not detailed. The plans and specifications are accessible for download through the Port of San Diego’s website, and inquiries regarding document access can be directed to the Procurement Services Department at 619-686-6392. No contract administration details such as payment procedures, invoicing methods, or period of performance are included in the solicitation materials.

Manson Construction Co.

POSTED

DEADLINE

Port of San Diego NCMT Berth 24-11 Structural Repair, CA

Solicitation # port-san-diego-ncmt-berth-24-11-structural-repair-ca

The contract involves the comprehensive rehabilitation of the existing concrete marginal wharf at National City Marine Terminal Berth 24-11 in California, requiring all labor, materials, equipment, and incidental services necessary to complete the project as outlined in the contract drawings and specifications. This includes the demolition and removal of damaged sections of the concrete deck, pile caps, and other appurtenances, followed by the construction of a new reinforced concrete deck, repair of existing piles, installation of protective pile jackets, and replacement of critical waterfront components such as bull rails, wale systems, and mooring hardware including bollards. All work must be executed to ensure structural integrity, durability, and compliance with applicable standards for marine infrastructure. In addition to structural repairs, the contract mandates the removal, relocation, and reinstallation of the existing shore power system and its associated infrastructure, including conduits, manholes, and related appurtenances. The electrical component requires full testing and commissioning to ensure the system operates reliably and safely as a complete installation. The solicitation is designated as a Small Business set-aside under NAICS code 238910, with the Griffith Company acting as the contracting entity. Responses are due by August 6, 2026, and primary point of contact for inquiries is Chris Mize, reachable at the provided phone number and email address. The project is situated in California, with performance taking place at the specified marine terminal location.

POSTED

DEADLINE

Pismo - DB Services for the Central Coast Blue AWPF, Pismo Beach, CA

Solicitation # pismo-db-services-central-coast-blue-awpf-pismo-beach-ca

GSE Construction Co., Inc. is seeking qualified subcontractors and suppliers to participate in the Design-Build construction of the Central Coast Blue Advanced Water Purification Facility in Pismo Beach, California. The project involves building a new 0.50 million gallons per day facility to produce approximately 500 acre-feet of purified water annually, with key components including a 200,000-gallon equalization tank, multimedia filtration and ultrafiltration systems, two-stage reverse osmosis, UV/advanced oxidation, post-treatment stabilization, chlorination, chemical storage and feed systems, purified water storage and pumping, approximately 2,000 linear feet of HDPE conveyance pipelines, and groundwater recharge infrastructure consisting of one injection well and two monitoring wells. Electrical, instrumentation, SCADA, and control systems are also required. Bidders must respond under specified NAICS codes including 237110, 238120, 237310, 238990, 561730, 238110, 238320, 332312, 238220, and 221310, and must request access to project documents via email to estimating@gseconstruction.com to obtain a secure link for full review prior to submission. The solicitation is open to small business entities including Small Business, Small Disadvantaged Business, Women-Owned Small Business, Disadvantaged Business Enterprise under Department of Transportation certification, and Minority Business Enterprise certified by NMSDC. The response deadline is August 11, 2026, with initial posting on August 5, 2026. Primary points of contact are Michael Demissie and Juan Catano, both reachable through GSE Construction’s email domain. While the official solicitation is listed under NAICS code 238910, the project scope requires services across multiple specialty construction and utility sectors. All bidding must be conducted through the designated email channel, and interested parties are expected to review all provided project documentation before submitting their proposals.

GSE Construction Co., Inc.

POSTED

DEADLINE

Bare Cove Park, Building 12 Demolition Project

Solicitation # BCPDEMP-#1226

The demolition of Building 12 at Bare Cove Park in Hingham, Massachusetts, is being conducted to clear the site for the upcoming Pickleball Court project, with bids solicited under solicitation number BCPDEMP-#1226 and a response deadline of August 26, 2026. All bidders must be certified in demolition by the Massachusetts Department of Capital Asset Management and Maintenance, and the contract is subject to state labor laws including M.G.L. c. 149 §§44A-J and §§26–27H, which govern public works bidding, prevailing wage rates, and contractor compliance. The Town of Hingham, acting through its Town Administrator and Select Board as the Awarding Authority, retains the right to reject any or all bids, waive minor procedural irregularities, and award the contract based on the best interest of the municipality. Compliance with Massachusetts prevailing wage laws is mandatory, requiring contractors and subcontractors to submit detailed Weekly Certified Payroll Reports and Weekly Statements of Compliance, documenting hours worked by classification, accurate wage payments, and adherence to the official wage schedule. The project enforces workforce participation goals of 15.3% for minority workers and 6.9% for women, with all submissions including company and project details, apprenticeship information, and signed attestations of compliance. Owner-operators seeking exemption from prevailing wage obligations must complete a certification form affirming their status as sole owners, but must still pay prevailing wages if any employees are hired. All payroll records must be retained for at least three years, and reports must be submitted weekly to the Town’s Procurement and Contracts Manager, David Sequeira, at the provided contact information. The project is governed entirely under Massachusetts state law and enforced by the Town of Hingham’s Recreation department, with performance taking place at Bare Cove Park, Hingham, MA 02043.

POSTED

DEADLINE

Storm Drainage and Culvert Installation

POSTED

DEADLINE

Sediment Removal, Black Rock Lake, Thomaston, CT

Solicitation # W912WJ26QA140

The U.S. Army Corps of Engineers – New England District is soliciting bids for sediment removal and culvert clearing at Black Rock Lake in Thomaston, Connecticut, with approximately 1,600 cubic yards of material to be excavated and transported to an upland storage site on government property. The contract is valued between $25,000 and $100,000 and is exclusively reserved for small business vendors under a total small business set-aside, with the NAICS code 238910 and a size standard of $19 million in annual revenue. All interested parties must maintain an active registration in SAM.gov at the time of submission; failure to do so will result in rejection as nonresponsive. The solicitation, identified as W912WJ26QA140, was posted on July 23, 2026, with responses due by August 6, 2026, at 9:00 p.m. Eastern Time. Work will be performed at the lake site in Connecticut, while the contracting office is located in Concord, Massachusetts. For inquiries, contact Alicia LaCrosse at the provided phone number or email address.

W2SD Endist New England

POSTED

DEADLINE

RFQ-171-260000000402-2 | 761/24176.SAR; Cheboygan MGP - Direct Contact Excavation

Solicitation # RFQ-171-260000000402-2

The contract solicitation RFQ-171-260000000402-2 pertains to direct contact excavation work for the Cheboygan MGP site in Michigan, with the project managed by the Michigan Department of Technology, Management and Budget. The opportunity was posted on August 5, 2026, and responses are due by August 12, 2026, at 6:00 p.m. EST. Performance will occur across various locations within the state, with no specific city or zip code designated, indicating work may span multiple sites. The solicitation is designated under the SLED category, signifying it is directed toward state, local, or tribal government entities, though no set-aside preferences are indicated. The primary point of contact is Kristi Zakrzewski, reachable via email at zakrzewskik@michigan.gov or by phone at 517-243-5669, with a secondary contact available through the DTMB office. All proposals must be submitted through the Michigan Sigma procurement portal linked in the solicitation details.

POSTED

DEADLINE

26-08 Cal883432B (Calhoun)

Solicitation # 26-08 Cal883432B (Calhoun)

The project titled 26-08 Cal883432B (Calhoun) involves earthwork and erosion control activities in Calhoun County, Iowa, including selective clearing, excavation, and grading totaling approximately 13,800 cubic yards, along with the placement of 2,750 square feet of tied-concrete block mat, 769 linear feet of tile drainage systems, and a water control structure. Additional work includes the installation of 31 tons of riprap and erosion stone, and the seeding of four acres of land to stabilize soil and prevent further erosion. The estimated construction cost ranges between $135,000 and $155,000, with construction activities required to be completed by November 30, 2026, and buffer seeding finalized by December 15, 2026. The solicitation is managed by the Iowa Department of Agriculture and Land Stewardship, with bids due by August 26, 2026, and inquiries directed to Tracy Blocker at the provided contact information.

Agriculture and Land Stewardship

POSTED

DEADLINE

Veterans Memorial Auditorium Entry Planting & Irrigation Project

Solicitation # MCP 2026-04

The Veterans Memorial Auditorium Entry Planting & Irrigation Project at 10 Avenue of the Flags in San Rafael, California, encompasses a full scope of landscape enhancement activities aimed at revitalizing the entryway area. Work includes protecting existing vegetation, clearing the site, preparing and amending soil, installing mulch, and planting new trees and shrubs. The project also requires trenching and backfilling to support the installation of a new irrigation system, along with adjustments to existing irrigation infrastructure and infill planting to ensure cohesive and sustainable growth. All tasks are to be performed with attention to preserving the integrity of the surrounding environment and existing hardscapes. The contract mandates a 120-day maintenance period following completion to ensure the health and establishment of all newly planted vegetation and irrigation systems. The solicitation, issued by Marin County Parks under the County of Marin, carries the solicitation number 20260803057 and is classified under NAICS code 238910 for other construction support activities. Responses are due by August 14, 2026, at 9:00 PM Pacific Time, with inquiries directed to Tara McIntire via email or phone. The project is open to eligible bidders without a specific set-aside classification and is accessible through the BidAmerica platform for full details and submission.

Marin County Parks, County of Marin

POSTED

DEADLINE

Corporation Yard Groundwater Monitoring Wells Project

Solicitation # 3118

The Corporation Yard Groundwater Monitoring Wells Project involves the installation of groundwater monitoring wells, soil vapor wells, and sub-slab vapor pins to assess the extent of petroleum-hydrocarbon contamination in soil and groundwater, evaluate potential vapor intrusion risks into corporation yard buildings, and determine the lateral spread of volatile contaminants, particularly PCE, in soil vapor. The scope of work includes advancing soil borings, collecting samples from soil, groundwater, and soil vapor, and restoring surface conditions after completion. All activities must be performed in strict accordance with the project plans, specifications, and directives from the Engineer to ensure accurate data collection and environmental compliance. The solicitation, numbered 20260803055, was posted on August 4, 2026, with a response deadline of September 11, 2026. The project falls under NAICS code 238910 and is managed by the City of Pittsburg, California. All work will be performed at the corporation yard located in Pittsburg, CA, with a zip code of 94565. The primary point of contact for inquiries is Tina Tan, reachable via email at ttan@pittsburgca.gov or phone at 925-252-4930. The project is not subject to any specific set-aside requirements and is open to all qualified bidders through the BidAmerica platform.

City of Pittsburg

POSTED

1 day ago

DEADLINE

in about 1 month

AI Contract Overview

Canada Lands Company Limited has issued a subcontract for the installation of new underground utility systems in Nova Scotia, Canada, encompassing potable water, sanitary sewer, and storm drainage infrastructure. The solicitation was posted on May 4, 2026, with a response deadline of May 20, 2026, and is classified under NAICS code 238910, which pertains to other heavy and civil engineering construction activities. The work is to be performed in Nova Scotia, with no specific city identified beyond the provincial location. The contract is open to eligible subcontractors without any specified set-aside provisions, and all interested parties must submit responses through the designated Canadian government procurement portal prior to the deadline.

General Info

Installation of underground potable water, sewer, and storm drainage in Nova Scotia by May 20, 2026.

Agency

Government of Canada → Canada Lands Company LimitedView Agency

NAICS

238910 - Site Preparation ContractorsView NAICS

Place of Performance

Canada, Nova Scotia, CAN

Set-Aside

NONE

Documents

(0)

No documents available

AI Contract Breakdown

Uniform Contract Format

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Timeline

PhaseClosed

PostedMay 4

subcontract

Response DeadlineMay 20

Deadline has passed

Submission Closed

05/20/2026, 08:00:00 PM UTC

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Organization & Contact Information

AgencyGovernment of Canada → Canada Lands Company Limited

ContactsNo contacts available

OfficeN/A

Organization / Agency

Government of Canada → Canada Lands Company Limited

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Installation of new underground systems for potable water, sanitary sewer, and storm drainage infrastructure.