Skip to main contentPsst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveFree Webinar — Wednesday, September 16 at 2:00 PM EDT

Register Free →
logo
Get CLEATUS

Earthwork and Site Grading

Active
Federal

Contract Overview

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

AI Contract Overview

Show more

The Earthwork and Site Grading subcontract is issued by the Department of the Interior through Ner Services Mabo for the purpose of performing excavation, grading, and compaction activities to prepare a site for construction. This opportunity falls under NAICS code 237990 and is designated as a total small business set aside. The solicitation was posted on August 27, 2026, with a response deadline of September 10, 2026, at 6:00 PM. Interested parties can find further details and submission guidelines via the provided government workspace link.

General Info

DOI subcontract for site excavation and grading, small business set aside, deadline September 10.

Agency

Department Of The Interior → Ner Services Mabo (43000)View Agency

NAICS

237990 - Other Heavy and Civil Engineering ConstructionView NAICS

Place of Performance

MA

Set-Aside

SBA

Documents

This scope was carved out of 140P4526Q0042.

The full solicitation package (6 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

STEA - K2 PYLE MAINTENANCE

AI Contract Breakdown

Uniform Contract Format

No contract breakdown available.

Cannot generate Contract Breakdown because no documents were found from this contract's source.

Timeline

Posted

subcontract

Response Deadline

Submission deadline

Response Deadline

Ready to pursue this opportunity?

Start your free trial to track this contract, build proposals with AI assistance, and manage your pipeline.

Organization & Contact Information

Show more
AgencyDepartment Of The Interior → Ner Services Mabo (43000)
ContactsNo contacts available
OfficeN/A
Organization / Agency
Department Of The Interior → Ner Services Mabo (43000)
View Agency Profile
Office AddressN/A
ContactsNo contact information available

Full Description

Show more
Excavation, grading, and compaction activities to prepare site for construction.

Similar Contracts

Same NAICS industry code

NAICS: 237990
New
SLED
RFP2027-06 Recreation Playground Replacement
Solicitation # PE-60707-NONST-2027-000000055
The Barrow County Board of Commissioners is seeking sealed proposals for the Recreation Playground Replacement project, identified as RFP2027-06. Interested parties must attend a mandatory pre-proposal conference on September 18, 2026, at 10:00 am at the playground site located at 82 Maynard Street, Winder, Georgia, to be eligible for submission. Proposals must be submitted in sealed envelopes and delivered to the County Clerk's Office at 30 North Broad Street, Winder, Georgia, by 2:00 pm on Thursday, October 1, 2026. Following the opening of proposals, the owner will evaluate submissions and award the project, if applicable, within 60 days. All inquiries and specifications are managed by Purchasing Analyst Amber Brock via the Barrow County website or email.
Barrow County Board of Commissioners

POSTED

about 3 hours ago

DEADLINE

in 29 days
View Details
NAICS: 237990
New
Bowman, ND Water Storage Reservoir
Solicitation # bowman-nd-water-storage-reservoir
The Bowman, ND Water Storage Reservoir project involves the demolition and removal of an existing 300,000 gallon concrete water storage tank and the subsequent construction of a new 600,000 gallon concrete tank. The scope of work encompasses associated piping, incidentals, the construction of an access road and parking pad, as well as topsoil removal, excavation, seeding, erosion control, and fencing. Bidders may provide alternate bids for either a cast-in-place or precast tank. Managed by Rice Lake West, the solicitation requires bids to be submitted to estimating@rlwest.org by 5:00 p.m. on September 9, 2026. The project includes specific minority and women-owned business enterprise goals, with a 2% target for MBE and a 3% target for WBE. The primary point of contact for this North Dakota based project is Karen Calabro.
Rice Lake West

POSTED

about 3 hours ago

DEADLINE

in 6 days
View Details
NAICS: 237990
New
Elm City Contract #2 – Water Filtration and Emergency Backup Generator Project
Solicitation # elm-city-contract-2-water-filtration-emergency-backup-generator-project
HG Reynolds Company Inc. is soliciting bids for the Elm City Contract #2, which focuses on a water filtration and emergency backup generator project located in North Carolina. This opportunity is specifically set aside for small businesses, including SBA-certified HUBZone small businesses, Disadvantaged Business Enterprises, Minority Business Enterprises, and Woman Business Enterprises. The solicitation was posted on September 2, 2026, with a very short response deadline of September 3, 2026. Interested parties should contact Cassie Hoy for further details regarding this project, which falls under NAICS code 237990.
HG Reynolds Company Inc.

POSTED

about 3 hours ago

DEADLINE

in about 5 hours
View Details
NAICS: 237990
New
North of River Sanitary District No. 1 WRRF Upgrades and Expansion
Solicitation # north-river-sanitary-district-no-1-wrrf-upgrades-expansion
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 through the Building Connected electronic system, with a final bid deadline of September 17, 2026, at 10:00 a.m. The project is partially financed by 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. Eligible bidders include certified DBE, MBE, WBE, SBE, SBRA, LSFA, and HUB Zone small businesses. To be considered responsive, firms must possess a valid California Contractor’s license and provide acceptable insurance. Additionally, responsible subcontractors may be required to provide bonding for 100% of their contract value, though Kiewit will reimburse the associated bond premiums.
Kiewit Infrastructure West Co.

POSTED

about 3 hours ago

DEADLINE

in 15 days
View Details
NAICS: 237990
New
Runway 19L, 28L & 28R Timber Trestle Improvements CA
Solicitation # runway-19l-28l-28r-timber-trestle-improvements-ca
The Runway 19L, 28L, and 28R Timber Trestles Improvement Project involves implementing safety enhancements on trestles that support critical FAA approach lighting systems. Managed by Thompson Builders Corporation in California, the project aims to improve maintenance personnel access and extend the service life of the trestles by over ten years. This solicitation is set aside for Small Businesses and specifically seeks Local Business Enterprise firms under NAICS code 237990. Interested parties must submit their responses by September 9, 2026. Primary contact for this opportunity is Kelsey Heaphy.
Thompson Builders Corporation

POSTED

about 3 hours ago

DEADLINE

in 6 days
View Details
NAICS: 237990
New
Haleiwa Small Boat Harbor Maintenance Dredging and Revetted Mole Repair
Solicitation # W9128A26BA002
The Haleiwa Small Boat Harbor Maintenance Dredging and Revetted Mole Repair project, solicitation W9128A26BA002, is a firm-fixed-price contract issued by the U.S. Army Corps of Engineers Honolulu District. Located in Haleiwa, Oahu, Hawaii, the project involves maintenance dredging of approximately 4,260 cubic yards with ocean disposal at an approved site south of Oahu, vegetation clearance, and the repair of the revetted mole through stone rework and void filling. The estimated contract value ranges between 1 million and 5 million dollars, with a performance period of 200 calendar days from the receipt of the Notice to Proceed. This opportunity is set aside for small businesses, including specific preferences for HUBZone, SDB, WOSB, VOSB, and SDVOSB concerns. Bids must be submitted as sealed physical envelopes by September 30, 2026, as electronic submissions are not permitted. Mandatory requirements for responsiveness include active SAM registration, a bid guarantee, and the submission of Standard Form 1442. The contractor is required to provide key personnel, including a Project Manager, Superintendent, QC Manager, and Site Safety and Health Officer, and must adhere to Davis-Bacon Act wage requirements. Acceptance of the dredging work is based on pre- and post-dredge multi-beam hydrographic surveys conducted by a third-party qualified surveyor. Failure to meet the delivery schedule will result in liquidated damages of 2,297 dollars per calendar day of delay.
Healy Tibbitts Builders, Inc.

POSTED

about 3 hours ago

DEADLINE

in 27 days
View Details
NAICS: 237990
New
SLED
Kiefer Landfill- Module 5, Phase 1 Liner Construction
Solicitation # 20260901044
The County of Sacramento in California is soliciting bids for the Kiefer Landfill Module 5, Phase 1 Liner Construction project. This solicitation, identified by number 20260901044, falls under NAICS code 237990 and will be performed in Sloughhouse, California. Interested parties must submit their responses by the deadline of October 8, 2026. Primary points of contact for this project are Jeremy Zuber and Crystal Sheehan.
County of Sacramento

POSTED

about 3 hours ago

DEADLINE

in about 1 month
View Details
NAICS: 237990
New
SLED
Tennis Court Rehabilitation and Reconstruction Project
Solicitation # PE-66020-NONST-2027-000000100
The City of South Fulton in Georgia is soliciting proposals for the Tennis Court Rehabilitation and Reconstruction Project, identified by solicitation number PE-66020-NONST-2027-000000100. The project requires qualified and experienced contractors to rehabilitate and reconstruct four existing tennis courts located within the South Fulton Tennis Center. Interested parties must submit their responses by the deadline of October 9, 2026, at 7:00 PM. The primary point of contact for this solicitation is David Bryant, and the work will be performed within the state of Georgia.
City of South Fulton

POSTED

about 4 hours ago

DEADLINE

in about 1 month
View Details
NAICS: 237990
New
SLED
Rebid - Great River Park Improvement Project
Solicitation # Bid No 27-04
The Rebid for the Great River Park Improvement Project, identified as Bid No 27-04, is a solicitation issued by the DAS Procurement agency in Connecticut. This project is currently for advertisement only, and online submissions are not being accepted at this time. The response deadline is set for October 7, 2026, and the primary point of contact is Michelle Enman. Because the project involves more than 150,000 dollars in state funding, it must adhere to state contract compliance requirements, including nondiscrimination statutes and specific spending allocation goals. The established goals for this project are 9.26 percent for Small Business Enterprises and 3.70 percent for Minority Business Enterprises. The selected contractor is required to demonstrate a good faith effort to meet these allocation goals.
DAS Procurement

POSTED

about 5 hours ago

DEADLINE

in about 1 month
View Details
NAICS: 237990
New
Federal
BEJ Curtesy Dock Supply and Installation
Solicitation # W912PM26QA046
Solicitation W912PM26QA046, issued by the Department of Defense through the W074 Endist Wilmington, is for the supply and installation of the BEJ Curtesy Dock. This project is a total small business set-aside under NAICS code 237990. The contract will be awarded to the lowest priced technically acceptable quote, and vendors must submit both a price quote and a technical proposal in Adobe PDF format by the deadline of October 9, 2026. A mandatory site visit is scheduled for September 25, 2026, at 10:00 AM ET at 2080 Jordan Dam Road, Moncure, North Carolina, with RSVPs required by September 23. All inquiries or requests for information must be emailed to Benjamin Rickman and Troy Small by September 25 at 4:00 PM ET. Strict adherence to the specified file naming conventions and formatting requirements is necessary to avoid being determined non-responsive.
W074 Endist Wilmington

POSTED

about 7 hours ago

DEADLINE

in about 1 month
View Details
NAICS: 237990
New
Federal
KB Dock Piers Ladder Replacement
Solicitation # N0025326Q0009
The Naval Undersea Warfare Center Division Keyport is soliciting quotations for the replacement of pier ladders at NUWC Keyport and NBK Bangor. This requirement, issued under solicitation N0025326Q0009, is a 100 percent small business set-aside under NAICS code 237990. Offerors must provide FOB Destination pricing to Keyport, Washington, and submit all quotes digitally via email by the September 20, 2026, deadline. To be considered responsive, bidders must be registered in the System for Award Management and complete all required representations and certifications within the RFQ, as company-specific quote forms and terms and conditions will not be accepted. The contract emphasizes rigorous safety, environmental, and security compliance. Evaluation factors include a safety component requiring a technical approach narrative not exceeding two pages, detailing the offeror's Safety Management System and subcontractor oversight. Performance is subject to strict adherence to OSHA regulations, ANSI Z359 fall protection standards, and USACE EM-385-1-1 for construction. Additionally, contractors must comply with the NUWCDIVKPT Operations Security guide, which includes non-disclosure requirements and mandatory OPSEC training. Environmental compliance is also mandatory, including specific protocols for hazardous material labeling, waste management, and the use of approved materials.
Naval Undersea Warfare Center

POSTED

about 7 hours ago

DEADLINE

in 18 days
View Details
NAICS: 237990
New
Federal
Y--CONANT BANK STABILIZATION
Solicitation # 140L0626R0011
Solicitation 140L0626R0011 is a firm fixed price, design-build contract issued by the Bureau of Land Management for the Conant Bank Stabilization and Parking Area Expansion project in Bonneville County, Idaho. The project involves the design and construction of riverbank stabilization along approximately 300 linear feet of the South Fork of the Snake River, the restoration or relocation of a raft launch and take-out area, and the expansion of the associated parking area. The total budget for the project, including design, is 2.5 million dollars, with a performance period running from November 2, 2026, to November 11, 2028. This procurement is a total small business set-aside under NAICS code 237990. The award process utilizes a two-phase submission and evaluation procedure based on a tradeoff of price and non-price factors, including the design-build team, key personnel, past performance, project approach, and schedule. Contractors must comply with the Davis-Bacon Act for wage determinations and adhere to specific environmental constraints, including a stream work window from September 15th to October 31st. Key requirements include the provision of performance and payment bonds, liability insurance, and a 15 percent self-performance threshold for subcontracting.
National Operations Center

POSTED

about 7 hours ago

DEADLINE

in 12 days
View Details

More opportunities from Department Of The Interior → Ner Services Mabo (43000)

Same awarding agency

NAICS: 238290
New
Federal
ELEVATOR INSPECTIONS AT FORT NECESSITY NATIONAL BA
Solicitation # 140P4226Q0050
The Department of the Interior is seeking a contractor to perform elevator inspections at Fort Necessity National Battlefield and Friendship Hill National Historic Site in Farmington, Pennsylvania. This solicitation, identified by number 140P4226Q0050, is designated as a total set-aside for small businesses under NAICS code 238290. Interested parties must submit their responses by September 21, 2026, at 4:00 PM. The primary point of contact for this opportunity is Deborah Coles, who can be reached via email or phone for further inquiries regarding the project requirements.
Other Building Equipment Contractors

POSTED

about 7 hours ago

DEADLINE

in 19 days
View Details
NAICS: 541410
New
Federal
99--REPRODUCTION WALLPAPER AND CARPET FOR THE IRONMAST
Solicitation # 140P4226Q0021
Solicitation 140P4226Q0021 is a Firm Fixed Price request for the reproduction and installation of wallpaper and carpeting for the Ironmasters Furnishing Plan at the Hopewell Furnace National Historic Site in Elverson, Pennsylvania. Managed by the Department of the Interior's National Park Service, this project is a total small business set-aside under NAICS code 541410. The scope of work includes the professional installation of materials in designated historical structures, the delivery of a 10% inventory surplus, and strict adherence to historical preservation standards and OSHA safety regulations, specifically 29 CFR 1910. The contract will be awarded based on the Lowest Price Technically Acceptable (LPTA) method. Offerors must be rated as technically acceptable in both technical capability—which requires a technical approach document, three relevant projects from the last five years, and biobased certification—and contractor compliance, including active SAM registration. Proposals must be submitted in two separate electronic files: a PDF for technical capabilities and an editable Excel workbook for pricing. The deadline for submission to Contracting Officer Deborah Coles is September 4, 2026, at 12:00 PM Eastern Time. Invoicing is to be processed electronically via the Invoice Processing Platform.
Interior Design Services

POSTED

1 day ago

DEADLINE

in 2 days
View Details
NAICS: 238220
New
Federal
HVAC System InstallationThis subcontract opportunity with the Department of the Interior, specifically under Ner Services Mabo, involves the installation of comprehensive heating, ventilation, and air conditioning systems. The scope of work includes the setup of ductwork, units, and necessary controls under NAICS code 238220. The project is designated as a total Small Business Set Aside. Interested parties must submit their responses by the deadline of September 10, 2026, at 6:00 PM. The solicitation was officially posted on August 27, 2026.
Plumbing, Heating, and Air-Conditioning Contractors

POSTED

6 days ago

DEADLINE

in 8 days
View Details
NAICS: 238110
New
Federal
Concrete Formwork and PlacementThe Concrete Formwork and Placement subcontract, issued by the Department of the Interior under Ner Services Mabo, involves the forming, reinforcing, and pouring of structural concrete for foundations, slabs, and elevated structures. This opportunity is designated as a total Small Business Set Aside under NAICS code 238110. The solicitation was posted on August 27, 2026, with a response deadline of September 10, 2026. Interested parties must submit their responses by 6:00 PM on the closing date to be considered for this structural concrete project.
Poured Concrete Foundation and Structure Contractors

POSTED

6 days ago

DEADLINE

in 8 days
View Details
NAICS: 238220
New
Federal
Plumbing and Piping Systems InstallationThis subcontract opportunity with the Department of the Interior, specifically Ner Services Mabo, involves the installation of potable water, sanitary sewer, and storm drainage systems for a new construction project. The work falls under NAICS code 238220 and is designated as a total Small Business Set Aside. The solicitation was posted on August 27, 2026, and requires a response by September 10, 2026, at 6:00 PM. Interested parties can find further details and submission guidelines through the provided government workspace link.
Plumbing, Heating, and Air-Conditioning Contractors

POSTED

6 days ago

DEADLINE

in 8 days
View Details
NAICS: 238210
New
Federal
Electrical Installation and Wiring ServicesThis subcontract opportunity, titled Electrical Installation and Wiring Services, is issued by the Department Of The Interior under Ner Services Mabo. The project focuses on the installation of electrical systems for commercial or industrial facilities, specifically covering power distribution, lighting, and control wiring. It is categorized under NAICS code 238210. The contract is designated as a total Small Business Set Aside. Interested parties must submit their responses by the deadline of September 10, 2026, following the posting date of August 27, 2026.
Electrical Contractors and Other Wiring Installation Contractors

POSTED

6 days ago

DEADLINE

in 8 days
View Details
NAICS: 561730
New
Federal
F250 INDE HAZARDOUS TREE REMOVAL AND PRU
Solicitation # 140P4226Q0027
Solicitation 140P4226Q0027 is a request for a single-award, firm-fixed-price Blanket Purchase Agreement (BPA) for hazardous tree removal and pruning services at Independence National Historical Park in Philadelphia, Pennsylvania. The contract is a total small business set-aside under NAICS code 561730. The overall period of performance spans five years, from September 28, 2026, to September 27, 2031, consisting of one base year and four optional one-year periods. The scope of work includes selective clearing of trees in various diameter ranges, structure pruning following ANSI standards, stump grinding, and debris hauling. A critical requirement is the contractor's ability to respond to urgent hazardous tree and limb removal and fully mobilize personnel and equipment within 24 hours of a BPA call. The government will utilize the Lowest Price Technically Acceptable (LPTA) process for award. Technical acceptability is based on the offeror's capability and the submission of at least three relevant projects completed within the last five years with satisfactory performance ratings. Proposals must be submitted electronically as separate technical and price files. Awardees must provide a designated supervisor available during standard business hours, maintain adequate liability insurance and proper licensing, and adhere to OSHA 29 CFR 1910 regulations. Invoicing is managed electronically through the U.S. Department of the Treasury's Invoice Processing Platform, and the prime contractor must comply with limitations on subcontracting for general construction services.
Landscaping Services

POSTED

6 days ago

DEADLINE

in 19 days
View Details
NAICS: 561210
New
Federal
J--FIRE AND SECURITY ALARM PANAL REPLACEMENT AT VALLE
Solicitation # 140P4226Q0047
Solicitation 140P4226Q0047 is a firm-fixed-price request for quotes issued by the Department of the Interior's National Park Service for the replacement of fire and security alarm panels at two locations within Valley Forge National Historical Park in King of Prussia, Pennsylvania. The scope of work includes removing existing panels and sensors and installing new Bosch brand equipment, specifically a Bosch FPD-7024-LT fire alarm control panel at the Administration Building and a security alarm panel at the HQ Train Station. The use of Bosch products is mandated to ensure compatibility with existing proprietary infrastructure and compliance with NFPA and UL listings. The period of performance is scheduled from September 21, 2026, to December 31, 2026. This opportunity is a total small business set-aside under NAICS 561210. Evaluation is based on technical capability, requiring a detailed project approach and schedule, and relevant experience demonstrated through three similar past projects. Offerors must maintain an active SAM registration and provide specific certifications, including bio-based product documentation and compliance with foreign procurement and arms control treaty regulations. Key requirements include ADA compliance for panel installation height and strict adherence to Pennsylvania Department of Transportation and NPS vehicle regulations. Quotes are due by September 11, 2026, and must be submitted electronically with the specified subject line.
Facilities Support Services

POSTED

6 days ago

DEADLINE

in 9 days
View Details
NAICS: 488210
New
Federal
STEA - K2 PYLE MAINTENANCE
Solicitation # 140P4526Q0042
This solicitation, numbered 140P4526Q0042, is for the maintenance of the K2 Pyle Generator located at the Steamtown National Historic Site in Scranton, Pennsylvania. Issued by the Department of the Interior under the Ner Services Mabo office, the project falls under NAICS code 488210. The opportunity is designated as a total Small Business Set Aside. Interested parties must submit their responses by the deadline of September 10, 2026. The primary point of contact for this requirement is Roselyn Sessoms.
Support Activities for Rail Transportation

POSTED

6 days ago

DEADLINE

in 8 days
View Details
NAICS: 332312
Federal
Structural Steel Fabrication and Erection
Fabricated Structural Metal Manufacturing

POSTED

7 days ago

DEADLINE

in 8 days
View Details
NAICS: 327320
Federal
Ready-Mix Concrete Supply
Ready-Mix Concrete Manufacturing

POSTED

7 days ago

DEADLINE

in 8 days
View Details
NAICS: 484220
Federal
Heavy Haul and Equipment Transport
Specialized Freight (except Used Goods) Trucking, Local

POSTED

7 days ago

DEADLINE

in 8 days
View Details