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SOUTHERN DREDGING CO., INC. (052385267) 925 WAPPOO RD STE C CHARLESTON, SC 29407-5969

UEI: SLED_BCE8572CE5D1EFBD

SOUTHERN DREDGING CO., INC. (052385267) 925 WAPPOO RD STE C CHARLESTON, SC 29407-5969 is a federal contractor, registered under UEI SLED_BCE8572CE5D1EFBD. It has been awarded $5,995,500 in federal contracts. Primary work spans Other Heavy and Civil Engineering Construction. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

SLED_BCE8572CE5D1EFBD

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

Southern Dredging Co., Inc. specializes in marine construction and dredging operations. Their technical expertise includes the execution of complex dredging projects involving allowable overdepth specifications to ensure precise channel depths. They possess the capability to manage multi-option cont...

Key Performance Metrics

Awards Count

1

All time

Active

0

Currently performing

Completed

0

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency

Department Of Defense$6.0M100%

Awards by NAICS

237990 - Other Heavy and Civil Engineering Construction$6.0M100%

Awards by Agency Over Time

Awards by Place of Performance

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Award history, agency mix, and NAICS coverage for SOUTHERN DREDGING CO., INC. (052385267) 925 WAPPOO RD STE C CHARLESTON, SC 29407-5969

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Open opportunities in SOUTHERN DREDGING CO., INC. (052385267) 925 WAPPOO RD STE C CHARLESTON, SC 29407-5969's top NAICS codes and agencies

ADVANCE NOTICE: Rail Modernization Program

Solicitation # WMATA-0000010871

The Washington Metropolitan Area Transit Authority has issued an advance notice for the Rail Modernization Program under solicitation number WMATA-0000010871. This solicitation is categorized under NAICS code 237990, which pertains to other heavy and civil engineering construction. The notice was posted on October 29, 2026, and the deadline for responses is set for September 30, 2027. Interested parties can find further details and manage bids through the official WMATA supplier portal.

Washington Metropolitan Area Transit Authority

POSTED

about 6 hours ago

DEADLINE

ALTA, RIVERVIEW, AND KINGS CANYON HIGH WELL DRILLING PHASE

Solicitation # alta-riverview-kings-canyon-high-well-drilling-phase

The Alta, Riverview, and Kings Canyon High Well Drilling Phase is a solicitation issued by the Kings Canyon Unified School District under project number 1000316-001C. This project involves well drilling operations across multiple locations, including Reedley, Parlier, Dinuba, and Fresno, California. The solicitation is categorized under NAICS code 237990 and is managed through Anthony J. Prieto Water Well Drilling, Inc. This opportunity is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses. The solicitation was posted on October 29, 2026, with a response deadline of November 10, 2026. Interested parties may contact Jennah Castagna for further information regarding the bidding process.

Anthony J. Prieto Water Well Drilling, Inc.

POSTED

about 6 hours ago

DEADLINE

Construction of The Recharge Master Plan Update (RMPU) Basin Improvements Project - Montclair Basin Improvements

Solicitation # construction-recharge-master-plan-update-rmpu-basin-improvements-project-montclair-basin-0

The Recharge Master Plan Update Basin Improvements Project involves the construction of two drop inlet diversion structures across the 25-foot-wide concrete San Antonio Creek Channel in Montclair, California. The scope of work includes excavating 8 to 10 feet below the channel floor, installing steel debris grates, and fitting wall-mounted steel gates on the east sides of the structures. Additionally, the project requires the installation of 4-foot-diameter discharge pipelines leading to Montclair Basins 2 and 3, which will be covered by 3 feet of soil and terminate in concrete outlet structures designed for flow dissipation. The project also encompasses the delivery of complete electrical, instrumentation, and SCADA integration to manage gate actuation, with programming limited to approved integrators Technical Systems, Inc. or E Technologies Group. This solicitation is managed by Granite Construction Company, with a response deadline of November 5, 2026. The contract is categorized under NAICS code 237990 and includes a set-aside for Disadvantaged Business Enterprises.

Granite Construction Company

POSTED

about 6 hours ago

DEADLINE

ARWA Carrizo System Expansion: Well Drilling

Solicitation # arwa-carrizo-system-expansion-well-drilling

The Alliance Regional Water Authority is seeking bids for the Carrizo System Expansion project focusing on well drilling services located in Rosanky, Texas. This solicitation, identified as ARWA IFB Number 2026-001, is managed by Hydro Resources - Mid Continent, Inc. and falls under NAICS code 237990. The opportunity is specifically set aside for Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 3, 2026. Primary coordination for this contract is handled by Amy Majors.

Hydro Resources - Mid Continent, Inc.

POSTED

about 6 hours ago

DEADLINE

Construction of The Recharge Master Plan Update (RMPU) Basin Improvements Project - Montclair Basin Improvements

Solicitation # construction-recharge-master-plan-update-rmpu-basin-improvements-project-montclair-basin

Empire Equipment Service, Inc. is soliciting quotes for the Construction of The Recharge Master Plan Update Basin Improvements Project, specifically focusing on the Montclair Basins 2 and 3 Diversion Improvements. The project is located at the San Antonio Creek Channel at I-10 and Moreno Street in Montclair, California, and is being performed for the Inland Empire Utilities Agency. This opportunity is specifically seeking certified DBE and DVBE subcontractors and suppliers, with set-asides available for various small business categories including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone certified businesses. Interested parties must submit their responses by November 5, 2026. Primary inquiries and quotes should be directed to Gio Marquez via the estimating department.

Empire Equipment Service, Inc.

POSTED

about 6 hours ago

DEADLINE

Site Compliance and Improvements - Patton Landing

Solicitation # site-compliance-improvements-patton-landing

The State of California Department of General Services is seeking bids for the Site Compliance and Improvements project at Patton Landing, located in Carnelian Bay, Placer County. This solicitation, identified by project number 13891 and event ID 0000040533, focuses on site compliance and infrastructure enhancements under NAICS code 237990. The opportunity is specifically set aside for SBA certified Service-Disabled Veteran Owned Small Businesses and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 10, 2026. Primary coordination for this project is managed through Nayvi Waite at Resource Development Company LLC.

Resource Development Company LLC

POSTED

about 6 hours ago

DEADLINE

Structural Repair at NCMT Berths 24-3 and 24-4, CA

Solicitation # structural-repair-ncmt-berths-24-3-24-4-ca

This solicitation, issued by Griffith Company, concerns structural repair work at NCMT Berths 24-3 and 24-4 located in California. The scope of work involves the demolition and removal of existing concrete decks, pile caps, and appurtenances, followed by the construction of a new reinforced concrete deck. Additionally, the project requires the repair of existing piles, the installation of pile jackets, and the replacement of various waterfront elements, including bull rails, wale systems, fenders, and mooring hardware such as bollards. The opportunity is designated as a Small Business set-aside under NAICS code 237990. Interested parties must submit their responses by the deadline of November 4, 2026. For further inquiries, the primary point of contact is Savana Powell.

Griffith Company

POSTED

about 6 hours ago

DEADLINE

Marine Piling and Wharf Structural RepairThis subcontract for Marine Piling and Wharf Structural Repair involves performing critical structural repairs for prime contractors on wharf projects for the Town of Plymouth in Massachusetts. The scope of work includes driving piles, replacing decayed concrete or timber supports, installing marine-grade fasteners, and executing structural shoring. To complete these tasks, the contractor must utilize specialized equipment such as barges, cranes, pile drivers, and marine diving gear. The project requires strict adherence to coastal engineering standards and necessitates a valid marine construction certification to ensure a structurally sound support system. Interested parties must submit their responses by November 19, 2026, for work to be performed at the Court Street location in Plymouth.

Town of Plymouth

POSTED

about 8 hours ago

DEADLINE

22623 Town Wharf Repairs - Phase II

Solicitation # BD-27-1316-PR138-PD138-134965

The Town of Plymouth is seeking sealed bids for the Town Wharf Repairs - Phase II project under solicitation number BD-27-1316-PR138-PD138-134965. This open market solicitation was posted on October 29, 2026, with a response deadline of November 19, 2026, at 3:00 PM. The project involves the execution of wharf repairs as detailed in the specifications and plans available through the official town bids website. Administrative oversight for this contract is managed by Sandra Strassel, the Purchaser, located at 26 Court St, Plymouth, MA 02360. All inquiries and bid submissions should be directed to this office. While the solicitation identifies the primary service as Town Wharf Repairs, specific pricing, budget estimates, and detailed performance schedules are contained within the full Invitation for Bids documentation rather than the summary metadata.

Town of Plymouth

POSTED

about 8 hours ago

DEADLINE

Storm Drainage and Utility Installation

City of Woodstock

POSTED

about 10 hours ago

DEADLINE

in about 1 month

OSM 32(3821)101.1

Solicitation # 49587

This project involves the reclamation of abandoned mine lands and the installation of a passive treatment system at State Game Lands 332, located in Blacklick and Young Townships within Indiana County, Pennsylvania. Managed by the Pennsylvania Department of Environmental Protection, the contract has an estimated value exceeding 5,000,000 dollars and a performance term of 720 calendar days. A bid bond is required for participation in this solicitation. The scope of work is divided into mine land reclamation and passive treatment system construction. Key reclamation activities include the supply and application of nearly 200,000 tons of alkaline materials, extensive grading across five distinct areas totaling over one million cubic yards, stream relocation, and seeding of 59 acres. The passive treatment components consist of the installation of holding and settling ponds, vertical flow ponds, an aerobic wetland, a dewatering basin, and specialized drainage and flushing systems.

Pennsylvania Department of Environmental Protection

POSTED

about 11 hours ago

DEADLINE

Carlson Field Athletic Complex: Construction of new Pickleball Courts

Solicitation # BCP-REC-26

The Town of Hingham, Massachusetts, is soliciting sealed bids for the construction of eight new pickleball courts at the Carlson Field Athletic Complex, with an estimated project cost of $1,300,000. The scope of work includes site preparation such as the removal of trees and shrubs, re-grading, and the installation of the courts, posts, nets, walkways, benches, shade shelters, and ADA pathways. Additionally, the project requires a new asphalt parking lot and the installation of solid AF-6 Acoustifence Panels around the entire perimeter for sound attenuation. The contractor is responsible for maintaining construction fencing and erosion control, coordinating closely with the Town and the demolition contractor, Pasquazzi Bros, Inc. The contract will be awarded to the lowest responsible and eligible bidder who possesses at least seven years of experience constructing sports courts or similar athletic facilities. Bidders must provide a statement of qualifications, including three similar public project examples and three references, one of which must be a Massachusetts municipality from the last two years. This is a lump sum, fixed-price contract with no escalation for fuel, labor, or materials. Compliance with Massachusetts prevailing wage laws, OSHA regulations, and the Massachusetts Building Code is mandatory. Bids must be submitted electronically via the OpenGov portal by November 3, 2026, at 9:00 am, and must include a 5% bid security.

POSTED

about 11 hours ago

DEADLINE

SWAST-5153-E Exeter Main Operating Enabling Works

Solicitation # SWAST-5153-E

Solicitation SWAST-5153-E is an open competition issued by the South Western Ambulance Service NHS Foundation Trust for the Exeter Main Operating Enabling Works. The project scope encompasses civil engineering and construction work specifically focused on SWALE, car park development, and landscaping in Devon, UK. The estimated contract value is 420,000 GBP excluding VAT, with a total estimated value of 504,000 GBP including VAT. The performance period is scheduled to run from December 11, 2026, through March 31, 2027. The award will be determined using a weighted scoring system where price accounts for 60 percent, quality and technical criteria account for 30 percent, and social value accounts for 10 percent. This solicitation is noted as being particularly suitable for small and medium-sized enterprises. Interested parties must submit their electronic tenders via the designated Atamis portal by the deadline of November 19, 2026, at 12:00pm.

South Western Ambulance Service Nhs Foundation Trust

POSTED

about 11 hours ago

DEADLINE

Solicitation # 49593

The Ohio Department of Natural Resources is seeking proposals for the Lake Logan Dam Improvements project under solicitation number 49593. This SLED organization opportunity is categorized under NAICS code 237990, focusing on specialized construction activities related to dam infrastructure. The solicitation was posted on October 29, 2026, and requires all responses to be submitted by the deadline of November 6, 2026, at 7:00 PM. Interested parties can find further details and submission guidelines through the Bid Express portal.

Ohio Department of Natural Resources

POSTED

about 12 hours ago

DEADLINE

Pre-Qualification For Construction Of Park, Recreation & Libraries Parks And Facilities For 2027

Solicitation # 13-202

Solicitation 13-202 is a pre-qualification process issued by the City of Roseville, California, for the construction of park, recreation, and library facilities scheduled for 2027. The objective is to identify qualified contractors with the capacity and experience to execute new park construction and rehabilitation projects. Interested parties must submit their pre-qualification packages via email to the City Clerk’s Office by 3:00 p.m. on November 23, 2026. Submissions are limited to 25 megabytes and must include a signed questionnaire, DIR registration for all contractors and subcontractors, and current workers' compensation certificates of insurance. To achieve pre-qualified status, applicants must meet essential qualifications, including a valid California Contractor's license and specific insurance limits of 1,000,000 dollars per occurrence and 2,000,000 dollars aggregate. Experience requirements mandate the completion of at least six new park construction projects for public agencies within the last three years, with a maximum of three rehabilitation projects allowed toward this total. Financial solvency is verified through third-party credit checks, where a score of 650 or less may lead to disqualification. Evaluation also considers compliance with California apprenticeship laws, Davis-Bacon prevailing wage requirements, and CAL OSHA safety standards.

City of Roseville, Parks, Recreation & Libraries Department (PRL)

POSTED

about 12 hours ago

DEADLINE

Drainage Installation ContractorThis subcontract opportunity is for a Drainage Installation Contractor to support prime contractors on Lancashire County Council projects located at the Samlesbury Enterprise Zone. The selected contractor will be responsible for the comprehensive installation of foul water drainage systems, which includes performing excavation, trenching, pipe laying, and bedding. The scope of work involves utilizing excavators and prefabricated manhole units to ensure all systems are properly connected to the main sewer network. The final deliverable is a fully installed and tested foul water drainage system. Interested parties must submit their responses by the deadline of November 27, 2026. This project falls under NAICS code 237990 and is managed by the Lancashire County Council.

Lancashire County Council

POSTED

about 12 hours ago

DEADLINE

DGT Helipad Design and Construction

Solicitation # C484350

The Dartford and Gravesham NHS Trust is seeking proposals under solicitation C484350 for the design and construction to upgrade the existing helipad at Darent Valley Hospital. The primary objective of the project is to ensure the facility achieves full compliance with CAP 1264 and all other applicable statutory and regulatory requirements. The scope of work will be informed by detailed site surveys, technical assessments, and design development. The estimated value of the contract is 500,000 GBP excluding VAT, with an estimated performance period running from January 14, 2027, to January 14, 2028. This open competition is open to all bidders, though it is specifically reserved for and encourages participation from small and medium-sized enterprises, voluntary, community and social enterprises, and suppliers based in Kent. Award decisions will be based on a combination of quality, cost, and social value. Interested parties must submit their tenders electronically via the Atamis portal by the deadline of November 16, 2026, at 12:00 pm, with an enquiry deadline set for November 2, 2026.

Dartford and Gravesham NHS Trust

POSTED

about 13 hours ago

DEADLINE

Traditional Dig and Replace Sewer ContractorThis subcontract opportunity is for a Traditional Dig and Replace Sewer Contractor to support prime contractors on projects managed by the City of Phoenix Office of the City Engineer. The scope of work involves open-cut excavation and the replacement of failed sewer lines, specifically including trenching, the removal of old piping, and the installation of new clay or PVC piping. Contractors will be responsible for performing spot repairs using excavators and appropriate bedding materials, as well as the delivery of newly installed sewer pipe sections. Interested parties must hold a valid Arizona ROC license to be eligible for this work. The solicitation was posted on October 29, 2026, with a response deadline set for November 30, 2026. This procurement is managed by the Design and Construction Procurement agency in Arizona under NAICS code 237990.

Design and Construction Procurement

POSTED

about 14 hours ago

DEADLINE

in about 1 month