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, August 19 at 2:00 PM EDT

Register Free →

Search

Top

Back to Contracts

Dewatering and Temporary Stream Diversion

Active

Federal

Response Deadline08/24/2026, 06:30:00 PM 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 opportunity, managed by W2SN Endist Alaska under the Department of Defense, involves the implementation of dewatering systems and temporary stream diversion. The primary objective of the project is to ensure safe in-tunnel construction, with a specific focus on maintaining operational safety and stability during the winter months. The work will be performed in Seward, Alaska, under NAICS code 238910. Interested parties must submit their responses by August 24, 2026, following the posting date of August 14, 2026.

General Info

Dewatering and stream diversion subcontract in Seward, Alaska. Responses due August 24, 2026.

Agency

Department Of Defense → W2SN Endist AlaskaView Agency

NAICS

238910 - Site Preparation ContractorsView NAICS

Place of Performance

Seward, AK, 99664, USA

Set-Aside

NONE

Documents

This scope was carved out of W911KB27BA005.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Lowell Creek Tunnel Repairs Industry Day

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

PostedAug 14

subcontract

Response DeadlineAug 24

Submission deadline

Response Deadline

08/24/2026, 06:30:00 PM UTCin 9 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 → W2SN Endist Alaska

ContactsNo contacts available

OfficeN/A

Organization / Agency

Department Of Defense → W2SN Endist Alaska

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Show more

Implementation of dewatering systems and temporary stream diversion to allow safe in-tunnel construction, particularly during winter months.

Similar Contracts

Same NAICS industry code

Sewer Force Main InstallationThe Sewer Force Main Installation is a subcontract opportunity issued by Garney Pacific, Inc. for the installation of a pressurized sewer force main. The scope of work specifically includes HDPE fusion, the placement of thrust blocks, and the final connection to pump stations. This project falls under NAICS code 238910 and is designated as a set-aside for various small business categories, including Small Disadvantaged Businesses, Women-Owned Small Businesses, HUBZone, and Veteran-Owned Small Businesses. The solicitation was posted on August 15, 2026, with a response deadline of September 1, 2026. Interested parties can find further details through the provided SBA link regarding the sanitary sewer recycled water project in California.

Garney Pacific, Inc.

POSTED

about 12 hours ago

DEADLINE

Recycled Water Main InstallationThis subcontract opportunity with Garney Pacific, Inc. involves the installation of over 13,000 linear feet of recycled water pipeline. The scope of work includes trenching, the installation of HDPE or ductile iron pipe, and comprehensive pressure testing to ensure system integrity. The project is designated as a set-aside for various small business categories, including Small Disadvantaged Businesses, Women-Owned Small Businesses, HUBZone, and Veteran-Owned Small Businesses. Interested parties must submit their responses by September 1, 2026, under NAICS code 238910.

Garney Pacific, Inc.

POSTED

about 12 hours ago

DEADLINE

Sewer Gravity Main InstallationThe Sewer Gravity Main Installation is a subcontract opportunity issued by Garney Pacific, Inc. for the installation of over 13,000 linear feet of sewer gravity pipeline. The scope of work encompasses comprehensive pipeline services, including trenching, pipe laying, jointing, and backfilling, falling under NAICS code 238910. This opportunity is set aside for various small business categories, including Small Disadvantaged Businesses, Women-Owned Small Businesses, HUBZone Small Businesses, and Veteran-Owned Small Businesses. The solicitation was posted on August 15, 2026, with a response deadline of September 1, 2026.

Garney Pacific, Inc.

POSTED

about 12 hours ago

DEADLINE

Monterey One - Renewable Energy Improvements (CP361), Marina, CA

Solicitation # monterey-one-renewable-energy-improvements-cp361-marina-ca

GSE Construction Co., Inc. is seeking quotes from qualified subcontractors and suppliers for the Monterey One Water Regional Treatment Plant CP361 Renewable Energy Improvements Project in Marina, California. The scope of work involves extensive infrastructure upgrades, including the replacement of digester gas piping, safety equipment, and roof hatches, as well as concrete repairs and recoating of digesters. Key installations include five owner-furnished linear generators, biogas conditioning equipment, an RNG upgrading system with a PG&E injection pipeline, and a new heating water boiler and hydronic system to replace the existing steam system. Additionally, the project requires the replacement of waste gas flares and the demolition of the Cogen facility. The solicitation is open to bidders under various NAICS codes, including 237310, 238110, 238120, 238190, 238320, 238220, and 238210. Interested parties must request project documents via email to review the full specifications before submitting their bids. The response deadline is August 20, 2026. This opportunity is open to various certified entities, including Disadvantaged Business Enterprises, Minority Business Enterprises, and Women Business Enterprises.

GSE Construction Co., Inc.

POSTED

about 12 hours ago

DEADLINE

Kerr Lake Campground & Maintenance Area

Solicitation # kerr-lake-campground-maintenance-area

The Kerr Lake Campground and Maintenance Area project involves the upgrading of 100 campsites and two glasshouses in North Carolina. This solicitation is managed by H.G. Reynolds Co., Inc., with Jesse Hill serving as the primary point of contact. The project falls under several NAICS codes, primarily 238910, and is open to various small business set-asides, including Small Disadvantaged, Women-Owned, HUBZone, and Veteran-Owned small businesses. The solicitation was posted on August 15, 2026, and requires a response by August 19, 2026. Interested parties should coordinate through the provided contact information to meet the submission deadline for this infrastructure improvement effort.

H.G. Reynolds Co., Inc

POSTED

about 12 hours ago

DEADLINE

Portable Building Site Preparation for Ackerman Charter School District (Rebid)

Solicitation # portable-building-site-preparation-ackerman-charter-school-district-rebid

The Ackerman Charter School District is seeking bids for portable building site preparation services in Auburn, Placer County, California. This project, identified as contract number 26-110, is being managed by Martin General Engineering, Inc. and is categorized under NAICS code 238910. Interested parties must submit their responses by the deadline of August 28, 2026. This solicitation includes a set-aside for Disadvantaged Veteran Business Enterprises within the state of California. Primary inquiries and coordination should be directed to Giovanni Romero via the estimating department at Martin General Engineering.

Martin General Engineering, Inc

POSTED

about 12 hours ago

DEADLINE

SEA S Concourse Evolution (SCE) – Bid Package 02

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

The SEA S Concourse Evolution (SCE) Bid Package 02 is a solicitation managed by Hensel Phelps, acting as the General Contractor/Construction Manager, for extensive infrastructure work at the Seattle-Tacoma International Airport in Washington. This 8(a) Small Disadvantaged Business set-aside project encompasses a wide range of construction and technical subsystems, including demolition and abatement, building concrete retrofit, structural steel, fire suppression, site paving, runway and taxi marking, deep foundations, site utilities, aviation fueling systems, and baggage handling systems. The estimated total contract value ranges from approximately 124.2 million to 143.7 million dollars, with the largest budget allocations dedicated to demolition and abatement as well as structural steel. Bids must be submitted via email to Bill Westfall by the deadline of September 1, 2026, using the specific bid forms provided in the Instructions to Bidders. The project is governed by a Project Labor Agreement (PLA) and requires all subcontracts to be executed on Hensel Phelps standard subcontract forms. Key compliance requirements include a Workers Compensation Waiver of Subrogation for all subcontractors and performance bonds for subcontracts exceeding 100,000. Performance will take place at the S Concourse of the Seattle-Tacoma International Airport.

POSTED

about 12 hours ago

DEADLINE

Building and Structure DemolitionThe City of Smyrna in Georgia is seeking a subcontractor for a building and structure demolition project. The scope of work involves the complete demolition and removal of three former medical buildings, a parking deck, walls, fencing, and various other site structures located within an urban environment. This opportunity is categorized under NAICS code 238910. Interested parties must submit their responses by the deadline of September 16, 2026.

POSTED

about 18 hours ago

DEADLINE

in about 1 month

Demolition Emory Hospital Site

Solicitation # PE-63353-NONST-2027-000000044

The City of Smyrna, Georgia, is soliciting bids for the demolition of three former medical facility buildings and associated site improvements located at 3903, 3949, and 3969 South Cobb Drive SE. The selected contractor will be responsible for providing all labor, materials, and equipment to remove the buildings, parking decks, pavement, sidewalks, fencing, and specific utilities. The scope of work also includes clearing and grubbing, implementing erosion and sediment control, and the lawful off-site disposal of all demolition debris. Following the demolition, the contractor must backfill the affected areas and ensure all disturbed ground is graded and stabilized to leave the site in a safe, clean condition for future development. This solicitation, identified as PE-63353-NONST-2027-000000044, was posted on August 14, 2026, with a response deadline of September 16, 2026. Interested parties should contact Kelly Brown for further information regarding this project.

POSTED

about 18 hours ago

DEADLINE

in about 1 month

Storm Drain and Utility Line Excavation

POSTED

about 21 hours ago

DEADLINE

Excavation and Site PreparationThe Transportation, Engineering, and Development agency of Illinois is seeking a subcontractor for an excavation and site preparation project. The scope of work involves the removal of failed paver sections, grading, and the preparation of the sub-base to facilitate paver reinstallation. Because the project is located in a high-traffic urban environment, the contractor must adhere to daily restoration requirements to maintain site accessibility and safety. This subcontract opportunity is categorized under NAICS code 238910. The solicitation was posted on August 14, 2026, and the deadline for responses is September 8, 2026. Interested parties can find further details and submission guidelines through the provided procurement portal.

Transportation, Engineering, and Development | TED

POSTED

about 21 hours ago

DEADLINE

Excavation, Backfill, and Site Restoration

Department of Public Works - Engineering

POSTED

about 22 hours ago

DEADLINE

in about 1 month

More opportunities from Department Of Defense → W2SN Endist Alaska

Same awarding agency

Waste Disposal and Utility Hookup CoordinationThis subcontract, titled Waste Disposal and Utility Hookup Coordination, is issued by the Department of Defense through W2SN Endist Alaska. The scope of work focuses on the implementation of on-site waste disposal systems and the final coordination of essential utility connections, specifically covering water, sewer, and power services. The project is located at Fort Wainwright, zip code 99703. The opportunity was posted on August 14, 2026, with a response deadline of August 27, 2026. It is categorized under NAICS code 238990, which pertains to other building equipment contractor services. Interested parties must submit their responses by the specified deadline to be considered for this utility and waste management coordination effort.

All Other Specialty Trade Contractors

POSTED

DEADLINE

Arctic-Adapted Construction ManagementThe Arctic-Adapted Construction Management subcontract, issued by the Department of Defense via W2SN Endist Alaska, focuses on general construction and project management services at Fort Wainwright. The project utilizes a Progressive Design-Build OTA framework and incorporates a Guaranteed Maximum Price structure, with a specific emphasis on winter construction planning to address the unique environmental challenges of the region. The solicitation was posted on August 14, 2026, with a response deadline of August 27, 2026. Classified under NAICS code 236220, the contract is designed for specialized construction management capable of executing complex infrastructure projects within the extreme climates of Alaska.

Commercial and Institutional Building Construction

POSTED

DEADLINE

Energy Monitoring and Control Systems (EMCS) IntegrationThe Energy Monitoring and Control Systems (EMCS) Integration subcontract is issued by the Department of Defense through W2SN Endist Alaska. The project focuses on integrating energy monitoring systems with existing base infrastructure to improve overall efficiency and reporting capabilities. The work is scheduled to be performed at Fort Wainwright, Alaska. Interested parties must submit their responses by August 27, 2026. This opportunity is categorized under NAICS code 541512, reflecting a focus on computer systems design services. The solicitation was officially posted on August 14, 2026.

Computer Systems Design Services

POSTED

DEADLINE

Site Development and Civil ConstructionThis subcontract for Site Development and Civil Construction is issued by the Department of Defense through W2SN Endist Alaska for work located at Fort Wainwright, Alaska. The project focuses on essential infrastructure improvements, including grading, paving, parking, storm drainage, and landscaping, all specifically designed for execution in arctic conditions. The solicitation was posted on August 14, 2026, with a response deadline of August 27, 2026. Classified under NAICS code 237310, the contract requires specialized civil construction capabilities to manage site development within a high-latitude environment.

Highway, Street, and Bridge Construction

POSTED

DEADLINE

Security and Intrusion Detection Systems (IDS)This subcontract involves the installation and integration of physical security and intrusion detection systems for a dining facility located at Fort Wainwright, Alaska. Managed by the Department of Defense through W2SN Endist Alaska, the project falls under NAICS code 238290. The solicitation was posted on August 14, 2026, with a response deadline of August 27, 2026. Interested parties can find further details and submission guidelines via the provided government workspace link.

Other Building Equipment Contractors

POSTED

DEADLINE

Fire Protection and Life Safety SystemsThis subcontract opportunity involves the design and installation of fire protection and life safety systems for the Department of Defense at Fort Wainwright, Alaska. The scope of work requires the implementation of fire suppression, detection, and alarm systems that strictly adhere to both local codes and Department of Defense standards. The project is categorized under NAICS code 238290 and is managed by W2SN Endist Alaska. Interested parties must submit their responses by the deadline of August 27, 2026, following the posting date of August 14, 2026.

Other Building Equipment Contractors

POSTED

DEADLINE

Mechanical, Electrical, and Plumbing (MEP) Systems InstallationThis subcontract for Mechanical, Electrical, and Plumbing (MEP) Systems Installation is issued by the Department of Defense through W2SN Endist Alaska. The project involves the full installation of electrical and plumbing systems, as well as HVAC systems featuring Arctic-rated mechanical units and necessary utility connections. The work is to be performed at Fort Wainwright, Alaska. The opportunity was posted on August 14, 2026, with a response deadline of August 27, 2026. The contract falls under NAICS code 238220, focusing on specialized plumbing and mechanical contracting.

Plumbing, Heating, and Air-Conditioning Contractors

POSTED

DEADLINE

Structural Engineering and Foundation DesignThis subcontract opportunity, issued by W2SN Endist Alaska under the Department of Defense, seeks structural engineering and foundation design services specifically for building framing and foundations in permafrost and extreme cold environments. The work is to be performed at Fort Wainwright, Alaska, falling under NAICS code 541330. The solicitation was posted on August 14, 2026, with a response deadline of August 27, 2026. Interested parties must submit their proposals by this date to be considered for the project.

Engineering Services

POSTED

DEADLINE

Architectural & Interior Design for Arctic ConditionsThis subcontract opportunity with the Department of Defense, managed by W2SN Endist Alaska, involves the architectural and interior design of a 33,000 square foot dining facility located at Fort Wainwright, Alaska. The project requires the facility to be compliant with Army Standard Designs while being specifically adapted for Arctic climate conditions. The scope of work includes the design of food preparation, dining, administrative, and storage areas. The solicitation was posted on August 14, 2026, with a response deadline of August 27, 2026. This project falls under NAICS code 541310 for architectural services. Interested parties must ensure their designs meet the rigorous environmental demands of the region while adhering to military specifications.

Architectural Services

POSTED

DEADLINE

Specialty Concrete SupplyThis subcontract opportunity, issued by the Department of Defense through W2SN Endist Alaska, involves the supply of specialty concrete materials for tunnel construction. The scope of work specifically requires the provision of high-strength silica fume concrete and abrasion-resistant metallic aggregate concrete mix intended for use in tunnel liners and overlays. The project will be performed in Seward, Alaska, under NAICS code 327320. Interested parties must submit their responses by August 24, 2026, at 6:30 PM.

Ready-Mix Concrete Manufacturing

POSTED

DEADLINE

Rail Installation and Structural Steel WorkThis subcontract opportunity, titled Rail Installation and Structural Steel Work, involves the installation of replacement rails and associated structural components within a tunnel environment. The project is managed by the Department of Defense through W2SN Endist Alaska and will be performed in Seward, Alaska. The solicitation was posted on August 14, 2026, with a response deadline of August 24, 2026. The work falls under NAICS code 238120, focusing on the necessary structural steel and rail replacements required for the specified tunnel location.

Structural Steel and Precast Concrete Contractors

POSTED

DEADLINE

Abrasion-Resistant Concrete Overlay InstallationThis subcontract opportunity with the Department of Defense, managed by W2SN Endist Alaska, involves the installation of an abrasion-resistant concrete overlay to improve tunnel durability. The project requires the application of a 1.5-inch-thick layer featuring metallic aggregate. The work will be performed in Seward, Alaska, under NAICS code 238110. Interested parties must submit their responses by August 24, 2026, at 6:30 PM.

Poured Concrete Foundation and Structure Contractors

POSTED

DEADLINE