This Government Contract opportunity from Pennsylvania was posted on May 20, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Backfilling and Grading

Closed

State & Local

Submission Closed06/17/2026, 06:00:00 PM UTC

Contract Overview

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

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NAICS: 238910

New

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. This solicitation is set aside for Small Disadvantaged Businesses under NAICS code 238910. The scope of work is extensive and divided into eleven subsystems, including 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 total estimated contract value ranges from approximately 124.6 million to 143.7 million dollars. Bids must be submitted via email by September 15, 2026, using the official bid form provided in the Instructions to Bidders. The project is governed by a Project Labor Agreement and requires all subcontracts to be executed on standard Hensel Phelps forms. Key requirements for bidders include the submission of a bidders bond and the provision of 100 percent payment and performance bonds for any subcontract exceeding 100,000 dollars. Additionally, all subcontractors must provide a Workers Compensation Waiver of Subrogation. Interested parties can access bid documents through Building Connected.

POSTED

DEADLINE

Demolition and Site Preparation

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Excavation and Backfill (Structures & Drainage)

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Site Clearing and Grubbing

Department of Transportation

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Demolition and Waste Management

California Department of General Services

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Earthwork and Trenching

California Department of General Services

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Site Clearing and Grubbing

California Department of General Services

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Selective Demolition & Site Prep

Department of Public Defense

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Department of Public Defense

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Site Clearing and Earthwork

Department of Public Defense

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Ditch Regrading and Erosion Control

City of Walnut Grove

POSTED

about 21 hours ago

DEADLINE

in about 1 month

AI Contract Overview

The contract requires backfilling operations to be performed in lifts of no more than six inches, with each layer properly compacted to ensure structural integrity. A maximum differential of six inches side-to-side must be maintained throughout the process to prevent uneven settlement or instability. Following backfilling and compaction, final grading must be completed to achieve the specified grade and contour, culminating in full site restoration to return the area to its intended condition. The work is classified under NAICS code 238910 and is structured as a subcontract opportunity issued by Schuylkill County in Pennsylvania. Responses are due by June 17, 2026, with the solicitation posted on May 20, 2026, and performance expected to take place within Schuylkill County.

General Info

Backfill in six-inch lifts, compacted, max six-inch differential, final grading, site restoration, Schuylkill County, PA.

Agency

Pennsylvania → Schuylkill CountyView Agency

NAICS

238910 - Site Preparation ContractorsView NAICS

Place of Performance

Schuylkill County, PA, USA

Set-Aside

NONE

Documents

This scope was carved out of 31412.20.

The full solicitation package (7 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Mahanoy Township Authority - Water Conservation Upgrades Project (0000-031412.20)

AI Contract Breakdown

Uniform Contract Format

No contract breakdown available.

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Timeline

PhaseClosed

PostedMay 20

subcontract

Response DeadlineJun 17

Deadline has passed

Submission Closed

06/17/2026, 06:00:00 PM UTC

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Organization & Contact Information

AgencyPennsylvania → Schuylkill County

ContactsNo contacts available

OfficeN/A

Organization / Agency

Pennsylvania → Schuylkill County

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Backfilling in lifts no greater than 6 inches with compaction, maintaining no more than a 6-inch differential side-to-side, followed by final grading and site restoration.

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