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

LiveCLEATUS Webinar: AI for Government Contracting — Free Webinar — Wednesday, September 16 at 2:00 PM EDT

Register Free →

Search

Top

Back to Contracts

Karst Feature Mitigation & Earthwork

Active

Federal

Response Deadline10/09/2026, 12:00:00 AM UTC

Contract Overview

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

AI Contract Overview

Show more

This subcontract for Karst Feature Mitigation and Earthwork supports Department of the Navy projects at Andersen Air Force Base in Yigo, Guam. Under the oversight of Navfacsyscom Pacific, the selected provider will perform critical site preparation and stabilization services for prime contractors, including clearing, grubbing, and the delivery of stabilized subgrades. The scope of work focuses on specialized geotechnical interventions, specifically the mitigation of karst features through foundation drilling, grouting in rock, and the application of both permeable and impermeable infill. These operations, categorized under NAICS code 238910, are essential for ensuring structural integrity and soil stabilization across the project site.

General Info

Subcontract for karst mitigation and earthwork site preparation at Andersen Air Force Base, Guam.

Agency

Department Of Defense → Navfacsyscom PacificView Agency

NAICS

238910 - Site Preparation ContractorsView NAICS

Place of Performance

Yigo, GU, USA

Set-Aside

NONE

Documents

This scope was carved out of N62742-26-R-1300.

The full solicitation package (34 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

WON 1665555, FY24 AJJY183012 (P-012), PDI: NORTH AIRCRAFT PARKING RAMP, ANDERSEN AIR FORCE BASE, GUAM

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

PostedJun 4

subcontract

Response DeadlineOct 9

Submission deadline

Response Deadline

10/09/2026, 12:00:00 AM UTCin 29 days

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 Defense → Navfacsyscom Pacific

ContactsNo contacts available

OfficeN/A

Organization / Agency

Department Of Defense → Navfacsyscom Pacific

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Show more

Performs excavation, soil stabilization, and mitigation of karst features for prime contractors on Department of the Navy projects at Andersen Air Force Base, Guam. Executes clearing and grubbing, geotextile soil stabilization, and foundation drilling/grouting in rock. Utilizes permeable and impermeable infill for karst mitigation. Delivers stabilized subgrade and mitigated karst features.

Similar Contracts

Same NAICS industry code

SEA S Concourse Evolution (SCE) – Bid Package 02

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

Hensel Phelps, acting as the General Contractor and Construction Manager, is soliciting bids for Bid Package 2 of the S Concourse Evolution project at Seattle-Tacoma International Airport in Washington. This solicitation is set aside for Small Disadvantaged Businesses under the 8A program and covers a wide array of critical infrastructure subsystems. The scope of work includes demolition and abatement, building concrete retrofit, structural steel, fire suppression, site paving, runway and taxi marking, site demolition and earthwork, deep foundations, site utilities, aviation fueling systems, and baggage handling systems. The estimated total contract value ranges from approximately 124.6 million to 143.7 million dollars. Bids must be submitted via email to the designated point of contact by September 15, 2026, using the provided bid forms and including a required bidders bond. The project is governed by a Project Labor Agreement and requires all subcontracts to be executed on Hensel Phelps standard forms. Additionally, successful bidders for subcontracts exceeding 100,000 dollars must provide 100 percent payment and performance bonds, and all subcontractors are required to provide a workers compensation waiver of subrogation.

POSTED

about 10 hours ago

DEADLINE

T32-ROW-DemoAbatement&Removal Laurens PI 0013578-192785

Solicitation # 48400-eRFQ-001986-2027

The Georgia Department of Transportation is seeking a prequalified firm to perform the demolition and removal of improvements, structures, and other encumbrances within right-of-way or easement areas for project T32-ROW-DemoAbatement&Removal Laurens PI 0013578-192785. This solicitation, numbered 48400-eRFQ-001986-2027, is strictly limited to bidders who hold a current prequalification certificate for Right of Way Property Management Services from GDOT. The contract will be awarded to the lowest responsive and responsible bidder based on the analysis of submitted bid prices. Responses must be submitted by September 18, 2026, at 7:00 PM. A strict restriction of communication is in effect, prohibiting respondents from contacting GDOT staff, the Commissioner, or Board Members regarding this scope of work until a successful respondent is announced. Failure to adhere to this communication blackout may result in the rejection of the bid. Interested parties can contact Tameka Crowder for further inquiries.

Department of Transportation

POSTED

about 10 hours ago

DEADLINE

Mesa College Design Center Buildings Z100 – Z600 Renovation Project

Solicitation # 20260908048

The San Diego Community College District has issued solicitation number 20260908048 for the Mesa College Design Center Buildings Z100 through Z600 Renovation Project located at 7250 Mesa College Drive in San Diego, California. This comprehensive renovation involves extensive site and interior improvements, including demolition, carpentry, roofing, plumbing, HVAC, electrical, and landscape enhancements. The project scope specifically addresses mechanical air distribution, lighting systems, and civil engineering requirements such as storm drain and erosion control. A critical component of the work involves technical hazardous building material abatement to manage asbestos, lead-related construction, PCBs, and universal waste within the impacted buildings and walkway canopies. Bidders must adhere to rigorous administrative and contractual requirements, including the Statewide Educational Wrap Up Program (SEWUP) Owner Controlled Insurance Program (OCIP) and the San Diego Community College District Community Benefits Agreement. The latter mandates compliance with specific labor rules, union recognition, and wage standards. The solicitation package includes detailed site logistics and phasing plans to manage construction impacts on campus parking, ADA access, and worker travel paths. Interested parties must submit bids by the deadline of October 8, 2026, ensuring all required certifications, bid security forms, and subcontractor designations are included in accordance with the project manual and Division 00 procurement instructions.

San Diego Community College District

POSTED

about 10 hours ago

DEADLINE

Elm Park Site Furnishings Renovation / DPRC

Solicitation # BD-23-1172-PUR00-PUR01-133101

The City of Worcester Purchasing Department is seeking bids for the Elm Park Site Furnishings Renovation project, identified by bid number 8810-J7 and solicitation number BD-23-1172-PUR00-PUR01-133101. This solicitation is managed by the state of Massachusetts and will be performed within the city of Worcester. Interested parties must submit their responses by the deadline of September 30, 2026, at 3:00 PM. Detailed bid documents are available through the official city website at www.worcesterma.gov or via the CommBuys portal. The primary point of contact for this procurement is Purchaser Jerry Kucera.

PUR001 - Purchasing Department

POSTED

about 11 hours ago

DEADLINE

Athletic Field Re-Sodding

Solicitation # IFB 2026-028

The City of Coral Gables is soliciting bids for the Athletic Field Re-Sodding project under IFB 2026-028. The scope of work involves the removal and lawful disposal of existing turf, precision laser grading, and the supply and installation of new sod. This solicitation was posted on September 9, 2026, with a response deadline of October 7, 2026, at 6:00 PM. Interested parties can contact primary point of contact Rodolph Adonis or secondary contact Neivy Garcia for further information.

City of Coral Gables

POSTED

about 14 hours ago

DEADLINE

Mobile Home Demolition

Solicitation # W911YN-26-Q-A024

Solicitation W911YN-26-Q-A024 is a small business set-aside request for quotes for the demolition of mobile office units located at FMS 11, 9902 Normandy Blvd, Jacksonville, Florida. The project involves the safe demolition of a 70 ft x 30 ft unit, executed in three phases: structural demolition and separation, debris processing and haul-away via roll-off dumpsters, and a final site cleanup to ensure the area is hazard-free. The contractor is also responsible for installing safety cones, caution tape, and decals. The period of performance is scheduled from October 1, 2026, to October 31, 2026. Award will be based on price alone, utilizing simplified acquisition procedures in accordance with FAR 12. The agency will evaluate the lowest-price quote for acceptability against the Performance Work Statement and may review past performance via the Supplier Performance Risk System. Invoicing must be processed electronically through the Wide Area WorkFlow system using 2in1 invoices. All quotes must be submitted at the unclassified level and remain valid for at least 60 days from the solicitation closing date.

W7M2 Uspfo Activity Fl Arng

POSTED

about 14 hours ago

DEADLINE

Y1PZ--823-NSP25-003 National Shrine Project at Wood National Cemetery

Solicitation # 36C78626B0032

The Department of Veterans Affairs National Cemetery Administration intends to solicit a contract for the National Shrine Project at Wood National Cemetery in Milwaukee, Wisconsin. The project involves comprehensive section renovations, including site surveying, grading, drainage, headstone realignment and cleaning, and turf restoration. All work must adhere to National Cemetery Administration standards and be completed within 365 calendar days from the Notice to Proceed, with specific seasonal windows required for turf renovation. This procurement is 100 percent set aside for verified Veteran Owned Small Businesses under NAICS code 238910. The estimated magnitude of construction is between 500,000 and 1,000,000 dollars. Eligible bidders must be registered and verified in the SBA database and SAM.gov. The full solicitation and related documents are expected to be posted on SAM.gov around September 15, 2026.

National Cemetery Administration (36C786)

POSTED

about 14 hours ago

DEADLINE

2026 CDBG Asbestos Abatement and Demolition Project

Solicitation # MS27-034

The City of Victorville, through its Code Compliance agency, is soliciting bids for the 2026 CDBG Asbestos Abatement and Demolition Project under solicitation number MS27-034. The project involves the demolition of four structures, including one city-owned property and three privately owned properties that require legal authorization before work can begin. The selected contractor will be responsible for performing asbestos abatement based on provided surveys, demolishing the structures, lawfully disposing of debris, and completing final site cleanup. Authorization to proceed will be issued for each property individually as site access and legal requirements are finalized. The contract is subject to strict federal and state compliance standards, including HUD Davis-Bacon Labor Standards for wage rates and Title 41 Part 60 regulations for Affirmative Action and equal employment opportunity. Contractors must adhere to certified payroll submission protocols and comply with California Division of Apprenticeship Standards requirements via Forms 140 and 142 for apprenticeship dispatch and reporting. Responses to this solicitation are due by October 6, 2026.

Code Compliance

POSTED

about 19 hours ago

DEADLINE

Specialized Earthwork (Ledge/Obstruction Removal)

THALL - Town Hall

POSTED

about 21 hours ago

DEADLINE

Site Excavation and Restoration

THALL - Town Hall

POSTED

about 21 hours ago

DEADLINE

Demolition Contractor

DFW - Division of Fisheries and Wildlife

POSTED

about 21 hours ago

DEADLINE

Excavation Support & Protection Specialist

DFW - Division of Fisheries and Wildlife

POSTED

about 21 hours ago

DEADLINE

More opportunities from Department Of Defense → Navfacsyscom Pacific

Same awarding agency

Add Fuel Hydrant at Pumphouse 3 and 4, US NAVSUPPACT Andersen AFB, Guam

Solicitation # N62742DBBP722

This Sources Sought announcement is for a planned construction project at US NAVSUPPACT Andersen AFB in Guam to install eleven new fuel hydrant outlets and associated 14 inch stainless steel hydrant loop piping. The scope of work includes fuel piping, grounding, emergency fuel shutoff stations, cathodic protection systems, and pavement demolition and repair on an active airfield. The project must adhere to specific military standards and includes environmental mitigation for contaminated soil and archaeological monitoring. The estimated magnitude of construction is between 100 million and 250 million dollars. This is not a solicitation for proposals, and no contract will be awarded from this specific announcement. The government is seeking to identify capable sources and will evaluate responses based on experience, bonding capacity, and small business representation. Interested parties must submit the required questionnaires via email to the designated points of contact by September 23, 2026, at 2:00 PM HST. Submissions are limited to ten single-sided pages.

Oil and Gas Pipeline and Related Structures Construction

POSTED

about 14 hours ago

DEADLINE

RFP N62742-26-R-3601 Enterprise Construction Management Support Multiple Award Contract (ECMS MAC)

Solicitation # N6274226R3601

The Enterprise Construction Management Support Multiple Award Contract (ECMS MAC), solicitation N6274226R3601, is a performance-based acquisition by NAVFAC Pacific to provide professional and technical construction management services for the NAVFAC Enterprise. This includes support for regional Facilities Engineering Commands and Officer-In-Charge of Construction offices under NAVFAC Atlantic and Pacific. The contract focuses on ensuring that construction, restoration, and modernization projects, with values ranging from $10 million to $10 billion, are completed on schedule and within budget. Key supported initiatives include the Shipyard Infrastructure Optimization Program, Golden Dome for America, and the Pacific Deterrence Initiative. The procurement will result in multiple Indefinite Delivery Indefinite Quantity (IDIQ) contracts with a total not-to-exceed value of $500,000,000. The contract structure consists of a 12-month base period, four 12-month option periods, and one six-month extension of services. Services are advisory in nature and include quality assurance, schedule review, cost engineering, commissioning, program management, and risk analysis. Award decisions will be based on a tradeoff source selection process evaluating past performance, experience, management/technical approach, safety, and small business utilization, with a minimum small business participation target of 20 percent. Security requirements include a Confidential facility security clearance and compliance with DD Form 254. All proposals must be submitted electronically via the PIEE Solicitation Module by September 28, 2026, at 2:00 PM local time.

Engineering Services

POSTED

DEADLINE

Logistics and International Shipping CoordinationThe contract entails the coordination of international logistics for the shipment of 1,200 radon detectors from the United States to the National Security Agency facility in Singapore. This includes comprehensive management of packaging to ensure the integrity of the sensitive equipment during transit, arranging for timely customs clearance in both export and import jurisdictions, and implementing end-to-end tracking systems to provide real-time visibility of the shipment. Delivery scheduling must align with the operational requirements of the receiving site at JBPHH, with all activities conforming to U.S. Department of Defense protocols and international shipping regulations. The scope covers full logistics oversight from origin to final delivery, ensuring compliance with security and handling standards for technical instrumentation. The contract is classified as a subcontract under NAICS code 488510, associated with the Naval Facilities Engineering Systems Command Pacific under the Department of Defense, and was posted on June 25, 2026. Performance is designated to take place at JBPHH with a zip code of 96860, indicating the primary point of coordination for the logistics effort despite the international destination. There is no solicitation number listed and no set-aside classification specified, suggesting this is a direct subcontract awarded under an existing prime contract framework. The successful bidder must demonstrate proven experience in secure international shipments of scientific equipment, familiarity with DoD supply chain procedures, and the ability to navigate regulatory complexities between U.S. and Singaporean customs authorities.

Freight Transportation Arrangement

POSTED

DEADLINE

Technical Support & Deployment AssistanceThe contract entails providing expert technical guidance and on-site support for the deployment, placement, and retrieval of radon detectors at Joint Base Pearl Harbor-Hickam in Hawaii, with a focus on ensuring accurate and compliant installation practices. This includes assisting Navy personnel with the practical execution of radon detection protocols, conducting on-site evaluations, and facilitating proper handling procedures throughout the lifecycle of the detectors. The work requires a high level of technical proficiency and direct interaction with military personnel to ensure operational standards are met in a secure and controlled environment. In addition to physical deployment activities, the contract mandates comprehensive training for Navy staff on the correct methodologies for using, maintaining, and retrieving radon detection equipment. This training component is critical to building institutional capability and sustaining long-term monitoring efforts without sustained external support. The subcontract is issued under NAICS code 541620, indicating classification as environmental consulting services, and is administered by NAVFACSYSCOM Pacific under the Department of Defense. Performance is strictly limited to the specified location at JBPHH, ZIP code 96860, with no indication of remote or alternative site flexibility.

Environmental Consulting Services

POSTED

DEADLINE

Supply of NRPP-Certified Long-Term Radon DetectorsThe contract requires the supply of 1,200 NRPP-certified long-term radon detectors that must meet the specifications outlined in the NAVRAMP Guidebook, ensuring compliance with federal standards for radon measurement accuracy and reliability. These detectors must be capable of reporting radon levels in both pCi/L and pCi*days/L to support comprehensive exposure analysis and long-term monitoring needs at NSA Singapore. The equipment is intended for deployment in a military installation context, necessitating high integrity and traceability in measurement data. The contract is listed as a subcontract under NAICS code 334510, indicating it involves manufacturing instruments for measuring and testing environmental factors. Performance is designated for JBPHH with a zip code of 96860, though the detectors are ultimately destined for NSA Singapore, suggesting logistical coordination across Pacific command jurisdictions. The solicitation was posted on June 25, 2026, under the Department of Defense through Navfacsyscom Pacific, emphasizing its connection to defense infrastructure safety programs. No set-aside designation is specified, and there is no designated point of contact listed, implying the procurement may be processed through standard subcontractor channels.

Electromedical and Electrotherapeutic Apparatus Manufacturing

POSTED

DEADLINE

Temporary HVAC Bypass and Air Filtration SupportThe contract involves the installation and operation of temporary HEPA filtration units and air scrubbers to ensure air quality is maintained in areas adjacent to Building 258 during containment activities. This work is focused on providing temporary HVAC bypass and air filtration support, addressing the need for clean and safe air in the vicinity affected by containment processes. The contract falls under the NAICS code 238220, which pertains to plumbing, heating, and air-conditioning contractors. Issued by the Department of Defense through Navfacsyscom Pacific, the contract is classified as a subcontract and will be performed at Joint Base Pearl Harbor-Hickam (JBPHH), with the zip code 96860. The contract was posted on June 12, 2026, and aims to support environmental controls necessary for safe containment operations by utilizing specialized air filtration equipment. This effort ensures compliance with air quality standards and protects personnel and surrounding environments during the containment period.

Plumbing, Heating, and Air-Conditioning Contractors

POSTED

DEADLINE

Post-Remediation Clearance Testing and Environmental ConsultingThis contract involves independent air and surface sampling services conducted after mold abatement activities to ensure that mold levels meet acceptable safety thresholds. The scope includes not only the collection and analysis of environmental samples but also the preparation of a comprehensive clearance report that must be submitted for government approval. The work is designated as a subcontract under the Department of Defense, specifically through the Naval Facilities Engineering Systems Command Pacific (Navfacsyscom Pacific), with the place of performance at Joint Base Pearl Harbor-Hickam (JBPHH), zip code 96860. The primary focus of the contract is to verify the effectiveness of mold remediation efforts through scientifically sound testing methods, thereby safeguarding occupant health and regulatory compliance. The contractor is expected to provide detailed documentation summarizing the findings, which aids the government in making informed decisions regarding facility safety and occupancy. This contract falls under the NAICS code 541620, which pertains to environmental consulting services, highlighting the technical and specialized nature of the tasks involved.

Environmental Consulting Services

POSTED

DEADLINE

Hazardous Waste Transportation and DisposalThis contract involves the subcontracted transportation and legal disposal of mold-contaminated materials originating from Building 258 to an EPA-approved hazardous waste facility. The scope includes proper packaging, labeling, and preparation of all required documentation to ensure compliance with environmental regulations. The work is to be performed at Joint Base Pearl Harbor-Hickam (JBPHH), with oversight provided by the Department of Defense's Navfacsyscom Pacific office. The contract falls under NAICS code 484220, which pertains to specialized freight trucking, specifically for hazardous materials. While no solicitation number or set-aside status is indicated, the contract is clearly focused on meeting stringent regulatory standards for hazardous waste management. The project emphasizes strict adherence to EPA guidelines to ensure safe and legally compliant handling and disposal of the mold-contaminated waste.

Specialized Freight (except Used Goods) Trucking, Local

POSTED

DEADLINE

Emergency Mold Remediation and AbatementThis contract involves comprehensive hazardous mold remediation services on the second and third floors of Building 258 at Joint Base Pearl Harbor-Hickam (JBPHH). The scope includes containment of the affected areas, removal of all contaminated materials, thorough cleaning using HEPA filtration, and proper disposal of hazardous waste. All activities are required to be performed in strict compliance with OSHA regulations and relevant environmental standards to ensure safety and regulatory adherence. Issued as a subcontract by the Department of Defense's Navfacsyscom Pacific, this emergency remediation effort falls under the NAICS code 562910, which pertains to environmental remediation services. The contract was posted on June 12, 2026, and reflects an urgent need to address mold hazards to maintain building safety and operational readiness at the military installation located in the 96860 zip code area.

Remediation Services

POSTED

DEADLINE

Airfield Paving (Concrete & Asphalt)This subcontract opportunity with Navfacsyscom Pacific involves the installation of rigid and flexible pavement for aircraft parking ramps at Andersen Air Force Base in Yigo, Guam. The selected contractor will work under prime contractors on Department of the Navy projects to perform cast-in-place concrete work, install base courses for rigid paving, and apply both airfield and road mix asphalt paving to deliver the completed ramp surfaces. The project falls under NAICS code 238110 and was posted on June 4, 2026, with a response deadline of October 9, 2026. This effort is managed by the Department of Defense to ensure the successful delivery of critical airfield infrastructure.

Poured Concrete Foundation and Structure Contractors

POSTED

DEADLINE

Hazardous Materials Remediation & DisposalThis subcontract for Hazardous Materials Remediation and Disposal involves the removal, handling, and disposal of contaminated materials for prime contractors on Department of the Navy projects located at Andersen Air Force Base in Yigo, Guam. The scope of work specifically focuses on the remediation of asbestos, lead, and PCBs, including the management of lighting ballasts and lamps. The selected provider must adhere to Health, Safety, and Emergency Response Procedures for Contaminated Sites and submit a comprehensive Asbestos Hazard Abatement Plan. Key deliverables include the provision of certified disposal manifests and official clean site verification. This opportunity is managed by Navfacsyscom Pacific under the Department of Defense with a response deadline of October 9, 2026.

Remediation Services

POSTED

DEADLINE

Telecommunications OSPThis subcontract opportunity involves the installation of outside plant telecommunications infrastructure for prime contractors on Department of the Navy projects located at Andersen Air Force Base in Yigo, Guam. The scope of work specifically focuses on the installation and delivery of telecommunications OSP conduits and cabling. The project is managed under the Department of Defense through Navfacsyscom Pacific and is categorized under NAICS code 237110. The solicitation was posted on June 4, 2026, with a response deadline set for October 9, 2026.

Water and Sewer Line and Related Structures Construction

POSTED

DEADLINE

Ready to Pursue This Opportunity?

Get AI-powered intelligence on this solicitation and the ones like it

Every page of the solicitation package shredded into a compliance breakdown

AI-powered matching based on your capabilities and past performance

Competitor and incumbent history on the requirement

Automated alerts on amendments, Q&A deadlines, and award

Join 650+ contractors already using CLEATUS