This Subcontract 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.

Top

Embankment Reshaping and Sloping

Closed

International

Submission Closed05/13/2026, 06:00:00 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: 237310

New

Terrace Drive Sewer System Improvements, Chimney Rock

Solicitation # terrace-drive-sewer-system-improvements-chimney-rock

This solicitation, issued by Payne, McGinn and Cummins, Inc., seeks a contractor for the Terrace Drive Sewer System Improvements project located in Chimney Rock, North Carolina. The scope of work specifically involves the asphalt milling and overlay of 5,200 square yards. The opportunity is set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by the deadline of December 1, 2026. Primary inquiries regarding this project should be directed to Robert M. McGinn, Jr.

Payne, McGinn and Cummins, Inc.

POSTED

DEADLINE

North Hollywood Central Remediation Well Collector Line; IFB No. 8003R1

Solicitation # 8003R1

Kiewit Infrastructure West Co. is soliciting sub-quotes for the North Hollywood Central Remediation Well Collector Line project, an infrastructure initiative for the City of Los Angeles Department of Water and Power located in California. The comprehensive scope of work includes underground construction such as tunneling, boring, jacking, and micro tunneling, as well as site work involving land surveying, site clearing, shoring, and subsurface investigation. Additional requirements encompass surface improvements like asphalt paving, landscaping, and the installation of traffic signs, signals, and lighting, along with environmental support services including storm water pollution prevention and quality control. This solicitation is open to qualified Small Business, Women-Owned Small Business, and Disadvantaged Business Enterprise subcontractors and suppliers. To be considered, responsive bidders must possess a valid California Contractor's license, provide acceptable insurance, and be capable of providing bonding for 100 percent of their contract value, with bond premiums reimbursed by Kiewit. Bidders must also demonstrate an ability to maintain labor harmony on the project. Quotes are due by November 18, 2025, and are to be submitted through the Building Connected system.

Kiewit Infrastructure West Co.

POSTED

DEADLINE

IEUA - Regional Water Recycling Plant No. 5 (RP-5) Offsite Facilities Project NO. EN19001.03

Solicitation # ieua-regional-water-recycling-plant-no-5-rp-5-offsite-facilities-project-no-en1900103-0

The IEUA Regional Water Recycling Plant No. 5 Offsite Facilities Project involves the comprehensive delivery of materials, labor, and equipment required to install, commission, and start up a fully functional system. The scope of work is primarily focused on four major components: the Butterfield Dual Force Main, the Mountain Avenue Lift Station, the RP-2 Lift Station, and the Butterfield Lift Station. This solicitation is managed by Steve P. Rados, Inc. for performance in California and is specifically set aside for Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by November 19, 2026, ensuring all work aligns with the provided bid documents and relevant NAICS classifications for heavy and civil engineering construction.

POSTED

DEADLINE

Roadway, Sidewalk, and Trail Restoration

POSTED

DEADLINE

Conservation Work and Access Road Improvement of Shahr-e Gholghola to Chehel Dukhtaran Ancient Qalah and Access Road Improvement of Zargaran Bala and Zargaran Payeen Valley in Bamiyan, Afghanistan Aziz Ur Raman Tanha - [email hidden]

Solicitation # AFG26ITB009

UNESCO is soliciting bids for a large-scale works project in Bamiyan province, Afghanistan, focused on preserving heritage properties and upgrading informal settlements in Sayed Abad, Zargaran Bala, and Zargaran Payeen villages. The scope of work includes the conservation of the Ancient Qalahh of Chehel Dukhtaran, improvement of access roads from Shahr-e Gholghola to the Qalahh, and the installation of drainage systems. Key construction activities involve stone masonry, Plain Cement Concrete (PCC), boulders, and Reinforced Cement Concrete (RCC). The project is supported by the government of Italy and implemented through UNESCO and UN-Habitat. The contract will be awarded to the lowest priced technically qualified bidder based on criteria including technical capacity, experience, and compliance with specifications. The performance period requires commencement within 45 days of site access, with substantial completion expected within four months. Financial terms include a potential 20% advance payment, with progress payments submitted monthly and final payment processed 30 days after the issuance of a Certificate of Substantial Completion. Contractual obligations include a 10% performance guarantee valid for 12 months post-completion and a 12-month defects liability period. Liability insurance must cover the contract value plus 10%. For delays, liquidated damages are set at 0.35% of the contract price per calendar day, capped at 10%. Bidders must submit their proposals in PDF format via email by November 29, 2026, ensuring all files are under 10MB per email and avoiding third-party file-sharing tools.

POSTED

DEADLINE

Solicitation # 2027030

Spartanburg County Government is soliciting proposals for RFP 2027030 to perform intersection improvements at New Cut Road, Mount Zion Road, and Blackstock Road. The scope of work includes roadway realignment, grading, drainage installation, and the application of hot mix asphalt surface and intermediate courses. All construction must adhere to the latest SCDOT Standard Specifications and Drawings, with traffic control managed according to MUTCD and SCDOT Work Zone Traffic Control Manual standards. The project requires a Prime Contractor approved by SCDOT, and the final completion deadline is set for October 31, 2027. Proposals will be evaluated based on a weighted criteria of 80 percent for cost and 20 percent for compliance with proposal requirements. This is a unit price bid contract governed by the laws of South Carolina, requiring a one year written warranty on materials and workmanship upon written acceptance by the County. Contractors must provide a detailed project schedule and a current certificate of insurance with their submission. Payment is made from appropriated funds, with undisputed invoices due upon receipt and considered past due after 30 days.

Spartanburg County Government

POSTED

DEADLINE

Culvert Installation & Site WorkThis subcontract for Culvert Installation and Site Work involves performing emergency culvert washout repairs for prime contractors on road projects within Washington County, Ohio. The scope of work requires the execution of excavation, site preparation, and the installation of pre-cast concrete box culverts, including backfilling and sediment control, all to be completed within a single-day window to deliver a fully installed culvert and restored roadway. Eligible contractors must be pre-qualified by the Ohio Department of Transportation and enrolled in the Ohio Drug-Free Workplace Program. The solicitation was posted on November 7, 2026, with a response deadline of November 24, 2026. This project falls under NAICS code 237310 and is managed through the Washington County Engineer.

Washington County, OH - Engineer

POSTED

DEADLINE

Salem Twp- T-16 Culvert Washout Replacement

Solicitation # 49913

The Salem Township T-16 Culvert Washout Replacement project involves the emergency repair of a culvert washout on Duck Creek Road in Whipple, Ohio. The scope of work requires the contractor to provide all labor, equipment, and materials to replace the existing washout with a pre-cast concrete four-sided box culvert. The project is governed by the 2023 Ohio Department of Transportation Construction and Materials Specifications and the requirements of the Washington County Engineer. The estimated project cost is $91,527.00, and the contract will be awarded to the lowest and best bidder, provided the bid does not exceed the estimate by more than 10 percent. All work must be completed by April 1, 2027, with a one-year guarantee against defects following final payment. Contractors must adhere to strict regulatory requirements, including Ohio Prevailing Wage Laws, the Ohio Bureau of Worker’s Compensation Drug-Free Workplace Program, and Ohio preference for local products and labor. Required deliverables for the pre-construction meeting include a subcontractor list, a construction schedule, and road closure estimates. The contractor must provide a bid guaranty and, if necessary, a performance bond. Additionally, the project mandates compliance with various federal non-discrimination acts and requires the submission of certified payrolls and proof of Ohio workers' compensation coverage. The Township serves as the sole judge of the quality of materials and workmanship, and the pre-cast box culvert must be installed within a single day after coordinating with the county.

Washington County, OH - Engineer

POSTED

DEADLINE

Ultrathin Bonded Asphalt Surfacing (UBAS) InstallationThis subcontract involves the specialized installation of Ultrathin Bonded Asphalt Surfacing (UBAS) overlay for prime contractors working on Kansas Turnpike Authority projects. The scope of work requires the application of the UBAS overlay across I-35 and its associated interchanges between mile markers 112 and 132. All work must be performed using specialized UBAS paving equipment and must adhere to the 2015 Standard Specifications for State Road and Bridge Construction to deliver a completed surface. The project falls under NAICS code 237310 and was posted on November 7, 2026, with a response deadline of November 10, 2026. Interested parties can find further details through the provided BidExpress solicitation link.

Kansas Turnpike Authority

POSTED

DEADLINE

Commercial Grade Asphalt Paving and PatchingThis subcontract involves the installation of commercial grade asphalt surfacing and patching on the I-35 mainline for prime contractors working on Kansas Turnpike Authority projects. The scope of work includes the application of Class A HMA Surface and mainline patching utilizing asphalt pavers, rollers, and tack coat distributors. All work must strictly adhere to mix designs SM-12.5A or SR-12.5A and utilize binder PG64-28/PG70-28 to deliver the final surface layer and completed patches. The project falls under NAICS code 237310 and was posted on November 7, 2026, with a response deadline of November 10, 2026. Interested parties can find further details through the provided BidExpress solicitation link.

Kansas Turnpike Authority

POSTED

DEADLINE

Asphalt Milling and Shoulder InlayThis subcontract for Asphalt Milling and Shoulder Inlay involves providing specialized paving services for prime contractors on Kansas Turnpike Authority highway projects. The scope of work requires milling existing pavement to a depth of two inches, the removal and disposal of all milled materials, and the preparation and inlaying of the outside shoulder. All operations must be conducted using cold milling machines and hauling trucks in strict accordance with the 2015 Standard Specifications for State Road and Bridge Construction. The project falls under NAICS code 237310 and focuses on the delivery of a properly milled pavement surface and a completed shoulder inlay. Interested parties should note the tight response window, with the solicitation posted on November 7, 2026, and the deadline for responses set for November 10, 2026.

Kansas Turnpike Authority

POSTED

DEADLINE

KTA Contract 8297, managed by the Kansas Turnpike Authority, involves the installation of an Ultrathin Bonded Asphalt Surfacing (UBAS) overlay on I-35, including interchanges, from mile marker 112 to 132 in Lyon County. The scope of work encompasses UBAS, commercial grade asphalt patching and surfacing, patching of the I-35 mainline, and the milling and inlaying of the outside shoulder. Key deliverables include the installation of specific pavement markings, such as 12-inch white chevron lines and 6-inch yellow edge lines, and the implementation of comprehensive work zone traffic control. Performance is scheduled in phases, with asphalt patching and commercial grade paving starting no earlier than April 12, 2027, and UBAS and remaining work commencing after May 31, 2027. The contract will be awarded to the lowest responsible bidder based on the summation of unit prices multiplied by approximate quantities. Bidders must provide a statement of financial condition unless pre-qualified by the Kansas Department of Transportation or the Authority, and must submit a bid bond of 5 percent of the bid. The contractor is required to provide certificates of insurance for Workers' Compensation, Employer's Liability, and Comprehensive Public Liability and Property Damage Insurance. All work must adhere to the 2015 Standard Specifications for State Road and Bridge Construction and KDOT Construction Manual standards, with strict prohibitions against making turnarounds through the barrier wall.

Kansas Turnpike Authority

POSTED

1 day ago

DEADLINE

in 2 days

AI Contract Overview

The contract titled Embankment Reshaping and Sloping requires the contractor to reshape and slope embankments following excavation to ensure structural stability and compliance with environmental regulations. This involves precise grading and compaction activities to meet engineering and ecological standards, ensuring that the modified embankments resist erosion and support surrounding ecosystems. The work must be executed in accordance with applicable guidelines to maintain long-term integrity and minimize environmental impact. Issued by the Department of Fisheries and Oceans under the Government of Canada, this subcontract is classified under NAICS code 237310 which relates to water and resource management construction. The solicitation was posted on May 4, 2026, with a response deadline of May 13, 2026, and the work is to be performed in Canada. Although no specific location or point of contact is provided, interested parties are directed to the official tender portal for further details and submission requirements.