This Solicitation opportunity from California was posted on September 24, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Trade Package - Airport Substation Transformer Upgrade Project - TP 08 - Earthwork/Trenching

Closed

11887.67 - TP 08State & Local

Submission Closed10/14/2026, 03:00:00 PM PDT

Contract Overview

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

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NAICS: 238910

New

Federal

REMEDIATION AND RESTORATION ACTIVITIES

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6913G6 Volpe National Transportation System Cntr

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DEADLINE

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Stream Bank Stabilization and Restoration ServicesThis subcontract for Stream Bank Stabilization and Restoration Services involves performing critical stabilization and restoration work on stream banks for prime contractors on City of Atlanta Department of Watershed Management projects. The primary objective is to protect sewer infrastructure through the use of heavy grading equipment to install riprap, geotextiles, and stabilization plantings at emergency repair sites. All work must be performed in strict adherence to GDOT Standard Specifications to ensure the delivery of stabilized banks and long-term infrastructure protection. The opportunity is categorized under NAICS code 238910 and is associated with the City of Atlanta in Georgia. Interested parties should note that the response deadline is December 9, 2026, at 1:00 PM. This project focuses on specialized environmental and structural restoration to mitigate erosion and safeguard municipal utility assets.

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Green Infrastructure Installation & ConstructionThis subcontract for Green Infrastructure Installation and Construction involves partnering with prime contractors to implement green infrastructure systems for the City of Atlanta Department of Watershed Management. The scope of work focuses on the construction of bioswales and bioretention areas, requiring the use of specialized excavation equipment and filtration media. All work must be performed in strict accordance with City of Atlanta Standard Details and GDOT Standard Specifications, with final deliverables including the completed systems and corresponding as-built drawings. The opportunity is categorized under NAICS code 238910 and was posted on November 9, 2026. Interested parties must submit their responses by the deadline of December 9, 2026, at 1:00 PM. This project is situated within the state of Georgia and is managed under the jurisdiction of the City of Atlanta.

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Solicitation # 26-037-CIP

The SportsOhio PowerPlay Demolition project, solicitation number 26-037-CIP, is a contract issued by the City of Dublin, Ohio, for the demolition and restoration of the site located at 6314 Cosgray Road. The scope of work includes the removal of the Can-Am/go cart track, batting cages, mini golf course, and associated concrete seating pads and hardscapes. The project requires the contractor to provide all labor, materials, and equipment necessary for completion, including specific requirements for tree clearing between October 1 and March 31 and final site restoration involving permanent seeding and mulching. The engineer's estimate for the base bid is $259,606.50, with a final completion deadline of April 30, 2027. Bids must be submitted electronically via Bid Express by November 12, 2026. The City utilizes a lowest and best analysis for award, evaluating bidders on performance history, financial stability, and compliance with domestic source end product requirements. Award preference may be given to Ohio or border state bidders. Contractors must adhere to Ohio Prevailing Wage laws and OSHA safety regulations. Required submission documents include a bid guaranty, insurance certificates, a noncollusion affidavit, and a State of Ohio Bureau of Workers Compensation Certificate. Payment terms are set at 30 days from receipt of application, with a 5% retainage applied until the work is 50 percent complete.

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Site Work and EarthworkThis subcontract for Site Work and Earthwork involves providing essential site preparation services for Chesapeake Public Schools facility projects. The scope of work includes site clearing, grading, excavation, and soil stabilization, specifically focusing on mass grading, foundation excavation, and the installation of erosion control to ensure a stabilized building pad and site footprint. The opportunity is managed by the Purchasing agency in Virginia under NAICS code 238910. Interested parties must submit their responses by the deadline of December 9, 2026.

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Site Prep, Utility Locating, and Irrigation DemolitionThis subcontract for the Florida School for the Deaf and the Blind involves comprehensive site preparation and the demolition of legacy irrigation systems. The selected contractor will be responsible for locating and marking utilities, excavating trenches for new lines, and implementing specific preservation measures for running tracks and Bermuda grass. The primary objective is to deliver a cleared and trenched site that is fully prepared for subsequent pipe installation. The project falls under NAICS code 238910 and requires the use of specialized utility locating and trenching equipment. Interested parties must submit their responses by November 24, 2026, to support prime contractors in completing these facility improvements.

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Department of Transportation-2

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DEADLINE

T32-ITB-484-RWPMTIA-0016282-01 - Demolition - PI#0016282

Solicitation # ITB-484-RWPMTIA-0016282

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Department of Transportation-2

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DEADLINE

Subsurface Exploration & Drilling ServicesThis subcontract for Subsurface Exploration and Drilling Services involves performing subsurface exploration and boring operations for prime contractors on New Jersey Department of Transportation bridge and infrastructure projects. The scope of work includes executing boring programs, conducting soil and rock sampling, and performing the stakeout of field locations using stations and coordinates. All operations must be carried out using drilling rigs specifically suitable for roadway environments, and the contractor is required to obtain NJDOT cost-basis approval. The selected provider will be responsible for delivering completed borings, field samples, and raw boring logs. This opportunity is categorized under NAICS code 238910 and was posted by the New Jersey Department of Transportation Procurement. Interested parties must submit their responses by the deadline of December 7, 2026.

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POSTED

DEADLINE

Clearing, Grubbing, and Debris HaulingThis subcontract for the City of Newberry involves comprehensive clearing, grubbing, and debris hauling services to prepare project sites for prime contractors. The scope of work includes removing all vegetation to facilitate fill placement and transporting all resulting tree debris to Life Soil in Newberry, Florida. To execute these tasks, the contractor will utilize heavy machinery, including bulldozers, excavators, brush chippers, and debris trailers, ensuring the final site is cleared and disposal is verified. The opportunity was posted on November 9, 2026, with a response deadline of December 8, 2026. Classified under NAICS code 238910, this project focuses on essential site preparation and environmental clearing within the state of Florida.

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DEADLINE

Pit Fill, Spreading, and Compaction ServicesThis subcontract for Pit Fill, Spreading, and Compaction Services involves providing physical placement and stabilization of fill material for prime contractors on City of Newberry projects. The scope of work includes spreading city-furnished fill material in lifts, compacting the material to meet FDOT subgrade requirements, and performing final grading of the pit area. To achieve these results, the contractor will utilize heavy equipment such as compactors, graders, dozers, and compaction rollers. The final deliverable is a filled and finish-graded pit area that has been verified through density testing. This opportunity is categorized under NAICS code 238910 and was posted on November 9, 2026, with a response deadline of December 8, 2026.

City of Newberry

POSTED

1 day ago

DEADLINE

in 28 days

AI Contract Overview

Webcor is seeking bids for Trade Package TP-08, focusing on earthwork and trenching for the Airport Substation Transformer Upgrade Project in San Francisco. The scope of work includes excavation, backfill, subgrade preparation, shoring for below-grade structures, and the installation of precast trenches, conduits, and vaults. This project aims to replace two existing transformers with three new 55-MVA units and upgrade switchgear to enhance power reliability and capacity for the 24-hour airport campus. The project is located on the West of Bayshore property, requiring strict adherence to environmental protections for the San Francisco garter snake Recovery Action Plan and the avoidance of disruptions to airport operations. The estimated cost for this trade package is 600,000 dollars with a 100 percent CMD LBE participation requirement. Interested parties must submit their RFQ applications by October 14, 2026, at 3:00 PM and meet the specific prequalification criteria set by Webcor.

General Info

Webcor seeks earthwork bids for San Francisco airport transformer upgrades by October 14, 2026.

Agency

California → Design-Builder

NAICS

238910 - Site Preparation Contractors

Place of Performance

CA, USA

Set-Aside

NONE

Documents

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Timeline

1 update

PhaseClosed

PostedSep 24

Solicitation

Notice updatedSep 24

The notice description changed.

Response DeadlineOct 14

Deadline has passed

Submission Closed

10/14/2026, 03:00:00 PM PDT

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Organization & Contact Information

AgencyCalifornia → Design-Builder

Contacts1 person available

OfficeSan Francisco, CA, 94128, USA

Organization / AgencyCalifornia → Design-Builder

Office AddressSan Francisco, CA, 94128, USA

Contacts

Tiffany Gonzalez-RuizProcurement Officer I

contact@example.gov

+1 (555) 000-0000

Full Description

Design-Builder Firm Name: Webcor Project Overview: The Airport Substation Transformer Upgrade Project (Project) will replace the two existing Airport Substation transformers with three new 55-MVA transformers (one will serve as a backup), the existing switchgear equipment, and other supporting electrical systems. This contract will increase capacity and improve power supply reliability and redundancy for power supply scenarios outside of normal perations. The Project is one of the two substations that provides power to the Airport, which is a campus operational twenty-four (24) hours a day throughout the year. The Airport shall remain operational at all times during the project's implementation. The Project is also located on the West of Bayshore (WOB) property owned by the Airport. The WOB property contains major utilities, water pump stations, and a biologically sensitive habitat that supports endangered species. The Airport is implementing a long-term Recovery Action Plan for the San Francisco garter snake. Services will need to be implemented in phases, and all the requirements to ensure no disruption to Airport Operations and avoid and minimize impacts to the WOB San Francisco Garter Snake Recovery Action Plan during construction should be applied. Trade Package No.: TP-08 Trade Package Title: Earthwork/trenching Description of the Trade Package Scope of Work: Excavation, backfill and subgrade preparation including shoring for below grade structures, precast trench and conduit. Scope includes furnishing and installation of below grade precast vaults adjacent to existing structures. Trade Package Bid Due Date and Time: RFQ APPLICATION DEADLINE Wednesday October 14, 2026, at 3:00 PM Main Trades of the Trade Package: Earthwork/trenching Estimated Cost: $600k CMD LBE Participation Requirement: 100% Design-Builder requirements or prequalification criteria: Please see Webcor prequalification requirements in the Design Builder Weblink below. Contact for Trade Package information: Leila Lilazi; Email: contact@example.gov Design-Builder web link to the Trade Package or more information: https://app.buildingconnected.com/projects/6ab167b124d2d8085c359b83/bid-packages/6ab168cca270a735781bc793/overview