This Government Contract opportunity from Government of Canada was posted on April 28, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Dredging of Class B Material – Zone 1 (Base Scope)

Closed

International

Submission Closed05/20/2026, 07:00:00 PM UTC

Contract Overview

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

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NAICS: 238910

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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

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.

POSTED

DEADLINE

Sewer Manhole AdjustmentThe City of Compton Public Works Department is seeking a subcontractor to adjust existing sewer manholes to align with new road elevations following asphalt resurfacing projects in the Compton area, specifically within ZIP code 90220. This work requires precise grading and elevation adjustments to ensure manholes are properly leveled with the newly surfaced roads, maintaining safe traffic flow and preventing water accumulation or structural damage. The contract is classified under NAICS code 238910, indicating it falls within specialty trade contracting for sewer and related infrastructure work. All bids must be submitted by August 21, 2026, and the solicitation was posted on August 4, 2026. The work is intended to support ongoing municipal infrastructure upgrades and must be performed in coordination with road resurfacing schedules to ensure seamless integration and compliance with local public works standards.

City of Compton Public Works Department

POSTED

DEADLINE

Converge Des – Ucsd Health Core And Finance Ti

Solicitation # 5764

The UCSD Health Core & Finance Tenant Improvement project, identified as Bid #5764 and titled Converge Des – UCSD Health Core and Finance TI, is a multi-floor construction effort spanning nearly 58,238 square feet across floors one through three and a portion of the fourth floor at 6256 Greenwich Drive in San Diego, California. The scope encompasses comprehensive demolition of existing finishes, partitions, ceilings, DFH, MEP components, and miscellaneous elements, followed by new construction including partitions, finishes, casework, MEP and fire protection systems, and low-voltage cabling for data, security, and audiovisual networks. Specific requirements include installation of building-standard motion sensors, new exit signage and tunnel mounts, rework of fire life safety systems to accommodate the new layout, HVAC capacity sufficient for 100 occupants, and integration of tenant CCTV infrastructure. The project demands strict adherence to environmental, safety, and regulatory standards, including compliance with the Buy Clean California Act, prevailing wage rates, patient health information protocols, and the requirement for Environmental Product Declarations (Type III, ISO 14025) for all eligible materials. All contractors and subcontractors must be registered with the California Department of Industrial Relations and comply with labor, safety, and sustainability mandates. The contract is awarded on a lowest responsive and responsible bid basis, with the contract sum determined by the lump sum base bid, adjusted by unit price items and augmented by a daily compensable delay rate multiplied by a specified multiplier. Bids must be submitted on the official University form, accompanied by a bid security equal to 10% of the base bid, in the form of either a bid bond or certified check payable to The Regents of the University of California. The solicitation mandates submission through a sealed envelope delivered physically by the deadline of August 14, 2026, with electronic, telephonic, or facsimile submissions expressly prohibited. Contractors are required to provide performance and payment bonds, commercial general liability insurance with limits of $1 million per occurrence and $2 million aggregate, workers’ compensation as required by California law, employer’s liability coverage of $1 million per employee and accident, and builder’s risk property insurance. Additional requirements include submission of key personnel documentation, certified payroll records, daily progress reports, and compliance with bonding and insurance exhibits such as performance bonds, payment bonds, and certificates of insurance. Substantial completion must be achieved within 182 days of the Notice to Proceed, with final completion

University of California, San Diego

POSTED

DEADLINE

Solicitation # FA252126B0003

The 45th Contracting Squadron at Patrick Space Force Base, Florida, is issuing an Invitation for Bid under solicitation FA252126B0003 for a Demolition Indefinite Delivery/Indefinite Quantity contract set aside exclusively for Economically Disadvantaged Women-Owned Small Businesses certified under the SBA program. All bids must comply with FAR Part 14 sealed bidding procedures, and awards will be made solely on the basis of price and price-related factors to the most advantageous responsible bidder. The work involves full demolition services—including removal, transportation, and disposal of structures and materials—along with site restoration at Cape Canaveral Space Force Station, Patrick Space Force Base, and other facilities across Brevard and Martin Counties in Florida. Performance is structured as a one-year base period with four optional one-year extensions, governed by NAICS code 238910. Only bidders registered in the System for Award Management and the Wide Area Workflow system are eligible, and all proposals must be submitted electronically via SAM.gov, with no paper copies provided. The solicitation is expected to be released in mid-August 2026, and a mandatory pre-bid site visit will be scheduled upon its release. All questions must be directed via email to the designated Point of Contact, and responses must reference the solicitation number.

POSTED

DEADLINE

Demolition, Removal, and Remediation

Solicitation # 6913G626Q300044

The Contractor is required to perform demolition, removal, and remediation services at the GFL VOR facility in Glens Falls, New York, under a firm-fixed-price contract with a period of performance from August 10, 2026, to September 30, 2026. The scope includes abating approximately 850 square feet of asbestos-containing floor tiles and mastic, 2,100 square feet of asbestos-containing roofing, and two presumed asbestos-containing fire doors, as well as removing a lead-paint-containing TACAN antenna and support pole. The contractor must demolish a 36 ft. x 36 ft. equipment building and its attached radome, remove all associated foundations, site improvements including shelters, fencing, wooden power poles, electrical equipment, underground wiring and piping, and restore the site by excavating foundations to at least 1.5 feet below grade, backfilling with suitable material, and spreading a uniform 0.5-foot layer of fill over disturbed areas. The work must comply with all applicable federal, state, and local regulations, adhering to the most stringent requirement where conflicts exist. The contractor must submit a draft Demolition, Removal, and Restoration Work Plan within 10 business days after a kickoff meeting, which must detail technical methods, schedules, waste characterization sampling protocols, disposal facility identification, required permits, a Site Safety and Health Plan, and a Risk Management Plan. After a five-day government review period, the contractor must address feedback and submit a final work plan within five business days. All permits must be obtained by the contractor and appended to the final plan, and site close-out documentation is required. The contractor must possess required certifications for asbestos abatement and other specialized work, and all proposal submissions must include a completed SF-1449, a two-page technical narrative demonstrating competence, and a detailed firm-fixed-price breakdown covering labor, equipment, laboratory analysis, trucking, disposal, surveys, and permits, all submitted via email to roland.regan@dot.gov no later than August 4, 2026. The award will be made on a best-value basis, selecting the offeror with the lowest price among those submitting an acceptable technical proposal. The contract includes numerous FAR and TAR clauses governing whistleblower rights, small business set-asides, labor standards, cybersecurity, data protection, Buy American requirements, electronic invoicing via iSupplier, compliance with DOT safeguarding controls, seat belt use policies, and

6913G6 Volpe National Transportation System Cntr

POSTED

about 20 hours ago

DEADLINE

in about 10 hours

AI Contract Overview

The contract entails the hydraulic or mechanical dredging of 15,055 cubic meters of Class B material from Zone 1 at the Steveston Paramount Site in Richmond, British Columbia, under the jurisdiction of the Department of Fisheries and Oceans, Government of Canada. The scope includes all necessary mobilization activities, execution of dredging operations, and full compliance with environmental regulations to ensure minimal impact on local ecosystems and water quality. The work must be performed in alignment with applicable federal and provincial environmental standards, with no tolerance for noncompliance. This is a subcontract opportunity posted on April 28, 2026, with a response deadline of May 20, 2026. The North American Industry Classification System code is 238910, indicating it falls under other construction support activities. The place of performance is specifically identified as Richmond, British Columbia, and the contract is issued by the Canadian federal government through its procurement platform. All potential bidders must submit proposals prior to the deadline and are expected to demonstrate proven experience in handling Class B material, environmental stewardship, and dredging operations in sensitive coastal areas.

General Info

Dredging 15,055 m³ Class B material at Steveston Paramount, BC, ensuring environmental compliance.

Agency

Government of Canada → Department of Fisheries and Oceans

NAICS

238910 - Site Preparation ContractorsView NAICS

Place of Performance

Canada, British Columbia, Richmond, CAN

Set-Aside

NONE

Documents

(0)

No documents available

AI Contract Breakdown

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Timeline

PhaseClosed

PostedApr 28

subcontract

Response DeadlineMay 20

Deadline has passed

Submission Closed

05/20/2026, 07:00:00 PM UTC

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Organization & Contact Information

AgencyGovernment of Canada → Department of Fisheries and Oceans

ContactsNo contacts available

OfficeN/A

Organization / Agency

Government of Canada → Department of Fisheries and Oceans

Office AddressN/A

ContactsNo contact information available

Full Description

Hydraulic or mechanical dredging of 15,055 m³ of Class B material from Zone 1 at Steveston Paramount Site, including mobilization and environmental compliance.