This Subcontract opportunity from Pennsylvania was posted on December 29, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Earthwork and Subgrade Preparation

Closed

State & Local

Submission Closed02/02/2026, 10:00:00 AM EST

Contract Overview

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

Active Opportunities Like This One

NAICS: 237990

New

SLED

Carroll Creek Stream Restoration - CIP# 350007 (MWBE Goals)

Solicitation # IFB-27-11

The City of Frederick is soliciting bids for the Carroll Creek Stream Restoration project (CIP# 350007), located near Old Gas House Pike and Fairview Cemetery in Frederick, Maryland. This comprehensive construction project involves in-stream structure installation, floodplain bench grading, bank stabilization, and extensive planting. Key technical requirements include the installation of reinforced soil lifts, rock sills, and various riparian plantings, with an engineer's estimated project cost of $6,884,784.12. The project is performed on a lump sum and unit price basis and requires strict adherence to Virginia OSHA Standards for excavation and Maryland Department of the Environment guidelines for waterway construction. The bid submission deadline is November 13, 2026, at 3:00 pm, with all responses submitted via the OpenGov Portal. Bidders must meet specific socioeconomic goals, including 31% MBE, 11% WBE, and 2% SDVOSB participation. Required financial securities include a bid bond of 5% of the bid price, followed by 100% performance and materialmen's bonds upon award, and a two-year maintenance bond upon completion. The contract includes a two-year guarantee on all work and stipulates liquidated damages of $500 per calendar day for delays beyond the substantial completion date. Award decisions will be based on the vendor's responsiveness to material requirements and their overall responsibility, including technical capacity and performance record.

POSTED

DEADLINE

ALTA, RIVERVIEW, AND KINGS CANYON HIGH WELL DRILLING PHASE

Solicitation # alta-riverview-kings-canyon-high-well-drilling-phase

The Kings Canyon Unified School District is seeking bids for Project No. 1000316-001C, titled the Alta, Riverview, and Kings Canyon High Well Drilling Phase. This project involves well drilling operations located across Reedley, Parlier, Dinuba, and Fresno, California. The solicitation is managed under NAICS code 237990 and is associated with Anthony J. Prieto Water Well Drilling, Inc. This opportunity is designated as an SBA set-aside, making it available to various small business categories, including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. The solicitation was posted on November 6, 2026, with a response deadline of November 10, 2026. Interested parties may contact Jennah Castagna for further information.

Anthony J. Prieto Water Well Drilling, Inc.

POSTED

DEADLINE

Site Compliance and Improvements - Patton Landing

Solicitation # site-compliance-improvements-patton-landing

The State of California Department of General Services is seeking bids for the Site Compliance and Improvements project at Patton Landing, located in Carnelian Bay, Placer County. Identified by Project Number 13891 and Event ID 0000040533, this solicitation focuses on site compliance and infrastructure enhancements under NAICS code 237990. This opportunity is specifically set aside for SBA certified Service-Disabled Veteran Owned Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 10, 2026. Primary coordination for this project is managed through Nayvi Waite at Resource Development Company LLC.

Resource Development Company LLC

POSTED

DEADLINE

Imperial Irrigation District – East Highline Reservoir

Solicitation # imperial-irrigation-district-east-highline-reservoir

Granite Construction Company

POSTED

DEADLINE

ADVANCE NOTICE: Rail Modernization Program

Solicitation # WMATA-0000010871

The Washington Metropolitan Area Transit Authority has issued an advance notice for the Rail Modernization Program under solicitation number WMATA-0000010871. This solicitation is categorized under NAICS code 237990, focusing on specialized heavy civil engineering construction. Interested parties have until September 30, 2027, to submit their responses. Further details and bidding information can be accessed through the official WMATA supplier portal.

Washington Metropolitan Area Transit Authority

POSTED

DEADLINE

9801 - Madison LakeWay - SkyLine Improvements

Solicitation # 9801

Contract 9801 for the Madison LakeWay – SkyLine Improvements is a solicitation by the City of Madison for the construction of a half-mile linear parkway along the shoreline of Lake Monona adjacent to John Nolen Drive. The project scope is divided into a Base Bid, covering the installation of north and south pile-supported timber-framed boardwalks, pedestrian-scale lighting, enhanced paths, bicycle amenities, wayfinding signage, and extensive landscaping, and an Alternate Bid Item for the construction of the SkyLine Pier. The project also requires significant traffic control, including the implementation of vehicular and bicycle detours and the installation of curb, gutter, and colored concrete medians. The contract will be awarded to the lowest bidder based on unit prices and a grand total. Bidders must provide a bid bond of at least 5 percent of the bid and comply with strict Small Business Enterprise (SBE) participation goals and reporting requirements. Additionally, contractors must adhere to Best Value Contracting apprenticeship standards and non-discrimination policies. Technical requirements include the use of a Wisconsin-registered Professional Engineer for precast and connection designs, adherence to ADA guidelines for signage, and the provision of site mock-ups for masonry, metal, and wood elements. Construction must commence within seven calendar days of receiving a written notice to proceed.

POSTED

DEADLINE

Maintenance Dredging of the Isle au Haut Thoroughfare near Isle au Haut, Maine

Solicitation # W912WJ27BA003

Solicitation W912WJ27BA003 is a 100 percent small business set-aside for the maintenance and advance maintenance dredging of the Isle au Haut Thoroughfare Federal Navigation Project in Maine. The project involves mechanically dredging approximately 3,355 cubic yards of highly compacted coarse sand, gravel, cobbles, and small boulders from a 1,200-foot long channel to a depth of -7 feet Mean Lower Low Water, with an additional one-foot allowable overdepth for a maximum depth of -8 feet. All dredged material will be transported and placed at the Flake Island Disposal Site to enhance juvenile lobster and cod habitats. The estimated price range for this effort is between 1,000,000 and 3,000,000 dollars. Performance is strictly governed by an environmental window from September 15, 2026, to March 15, 2027, with all dredging and disposal activities required to be completed by March 1, 2027. The mandatory performance period is 120 calendar days after the receipt of the Notice to Proceed. Award is based on a sealed bidding process under NAICS 237990, requiring performance and payment bonds. Contractors must utilize the Procurement Integrity Enterprise Environment for submissions and adhere to a three-phase quality control process, including preparatory, initial, and follow-up inspections, with all documentation managed via a Construction Management Platform.

W2SD Endist New England

POSTED

DEADLINE

Borough of Millvale, Pennsylvania, Local Protection Project (LPP) PL84-99 Rehabilitation

Solicitation # W911WN27QA004

This presolicitation notice is for the rehabilitation of the Millvale Local Protection Project in Allegheny County, Pennsylvania, following flood damage in April 2024. The project involves repairing Girty's Run and Boomer Run, specifically addressing bank erosion, ruptured gabion baskets, and washed-out concrete buttresses. Key requirements include the implementation of temporary stream diversion, dewatering, and strict environmental controls. The work is expected to be completed within 365 calendar days of the Notice to Proceed, with an anticipated construction cost between $300,000 and $350,000. This is a 100% Total Small Business Set-Aside under NAICS code 237990, to be awarded as a Firm-Fixed-Price purchase order based on best value. The contractor must provide a Project Superintendent and a Quality Control System Manager, both with at least five years of relevant experience, as well as a dedicated Level 1 Site Safety and Health Officer. All work must comply with USACE safety manual EM 385-1-1. The solicitation is expected to be issued around November 4, 2026, with an anticipated award date of November 30, 2026. Interested offerors must be registered in both SAM and the PIEE Solicitation Module.

W072 Endist Pittsburgh

POSTED

DEADLINE

Y--Timucuan Ecological and Historic Preserve TIMU-335

Solicitation # 140P2026R0081

Solicitation 140P2026R0081 is a Small Business Set-Aside, Firm-Fixed-Price contract issued by the National Park Service for the stabilization of the Kingsley Plantation shoreline at the Timucuan Ecological and Historic Preserve in Jacksonville, Florida. The project, estimated between $1 million and $5 million, involves repairing and extending a seawall damaged by Hurricane Ian. The scope of work includes selective demolition, the installation of a new weatherable rigid vinyl sheet pile wall with tie rods and deadman walls, the addition of a structural FRP composite sheet pile wall extension to the east, and various civil works such as excavation, limestone riprap installation, and spartina sea grass restoration. The mandatory performance period is 259 calendar days, with work required to begin within 10 days of award. Award selection will be based on the Best Value Continuum Tradeoff Process, where non-price factors—including technical approach, schedule, management approach, safety, project experience, key personnel experience, and past performance—are combined to be significantly more important than price. Due to the sensitive location, the contractor must adhere to strict environmental protection procedures to protect marine mammals, sea turtles, and endangered species, and must comply with the Marine Mammal Protection Act and the Endangered Species Act. Key personnel requirements include a Project Manager, Job Site Superintendent, Quality Control Manager, and Safety Manager. Invoicing is processed electronically through the U.S. Department of the Treasury's Invoice Processing Platform, requiring a signed cover letter from the Contracting Officer's Representative.

Dsc Contracting Services Division

POSTED

DEADLINE

SiteworkThis subcontract agreement focuses on the sitework for the Novi High School Innovation Hub Building, a project managed by the Novi Community Schools in Michigan. The selected contractor will be responsible for comprehensive site preparation, including clearing, excavation, and grading, to deliver a fully prepared building pad and graded site in strict accordance with the Project Manual. The solicitation was posted on November 6, 2026, with a response deadline of November 20, 2026. Classified under NAICS code 237990, the contract requires the subcontractor to perform these earthwork services for the prime contractors to ensure the facility project meets all specified engineering and site requirements.

Novi Community Schools

POSTED

DEADLINE

Port of Giurgiulesti Resilience and Logistics UpgradeThe Port of Giurgiulesti Resilience and Logistics Upgrade is a subcontract managed by the Department of State's Bureau of European and Eurasian Affairs. The project focuses on enhancing the resilience of the Port of Giurgiulesti and improving multimodal connectivity for prime contractors. Key objectives include upgrading port infrastructure and reinforcing berths, as well as improving rail, road, and ship connections to increase overall storage and transshipment capacity through the use of port cranes. All work must adhere to international maritime and logistics standards to ensure the delivery of upgraded facilities and increased cargo handling capabilities. The solicitation was posted on November 6, 2026, with a response deadline of December 6, 2026, falling under NAICS code 237990.

Bureau Of European And Eurasian Affairs

POSTED

DEADLINE

The City of Zanesville in Ohio is soliciting bids for a construction project focused on infrastructure improvements to a boat ramp and parking area. The primary scope of work involves replacing an existing gravel parking lot with new asphalt and the removal and replacement of the current boat ramp. Comprehensive site activities include grading, site preparation, concrete work, the installation of a retaining wall, minimal electrical upgrades, and overall site restoration. Additionally, the contract includes an add alternate for the removal and replacement of the existing concrete entrance drive. This solicitation, identified by number 49877, was posted on November 5, 2026, with a response deadline of December 3, 2026. The project is being managed by a state and local government entity within the state of Ohio. Interested parties can find further details and submission guidelines through the provided Bid Express link.

City of Zanesville

POSTED

about 19 hours ago

DEADLINE

in 27 days

AI Contract Overview

This subcontract for Earthwork and Subgrade Preparation is issued by Lancaster County, Pennsylvania. The scope of work involves excavation and the proof-rolling of subgrade utilizing a 30-ton dump truck. Additionally, the contractor is responsible for performing soil compaction testing in accordance with ASTM standards and installing a 6-mil vapor barrier beneath the concrete slab. The project is categorized under NAICS code 237990 and is located within Lancaster County. Interested parties must submit their responses by the deadline of February 2, 2026, at 3:00 PM.

General Info

Agency

Pennsylvania → Lancaster County

NAICS

237990 - Other Heavy and Civil Engineering Construction

Place of Performance

Lancaster County, PA, USA

Set-Aside

NONE

Documents

This scope was carved out of 24-331-04.

The full solicitation package (8 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

WWTF Garage Project

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed

PostedDec 29

subcontract

Response DeadlineFeb 2

Deadline has passed

Submission Closed

02/02/2026, 10:00:00 AM EST

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Organization & Contact Information

AgencyPennsylvania → Lancaster County

ContactsNo contacts available

OfficeN/A

Organization / AgencyPennsylvania → Lancaster County

Office AddressN/A

ContactsNo contact information available

Full Description

Excavation, proof-rolling of subgrade using a 30-ton dump truck, soil compaction testing per ASTM standards, and installation of a 6-mil vapor barrier beneath the concrete slab.