This Government Contract opportunity from California was posted on May 11, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Seismic Data Interpretation & Structural Analysis

Closed

State & Local

Submission Closed06/29/2026, 09:00:00 PM UTC

Contract Overview

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

Active Opportunities Like This One

NAICS: 541330

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SEEKING QUALIFIED SUBCONSULTANTS IN RIVERSIDE COUNTY/SOCAL TO SUPPORT WELL REPLACEMENT PROJECT WITH WATER DISTRICT

Solicitation # seeking-qualified-subconsultants-riverside-countysocal-support-well-replacement-project-water

GHD Inc. is seeking qualified subconsultants to support the Corydon Well Replacement Design Project for the Elsinore Valley Municipal Water District in California. The opportunity is specifically open to Disadvantaged Business Enterprises, Small Business Enterprises, Women-Owned Business Enterprises, and Minority-Owned Business Enterprises. Scope of work encompasses a variety of professional services, including engineering, environmental analysis, surveying, geotechnical services, permitting, public outreach, and utility location. Interested firms should align with relevant NAICS codes, such as 541330, and must contact Charlie Brown at charles.brown@ghd.com to submit a qualifications package. Solicitation documents must be requested by 5pm PST on Friday, August 14, 2026, with a final response deadline of September 15, 2026.

POSTED

DEADLINE

Corydon Well Replacement (C2305)

Solicitation # C2305

Ardurra Group, Inc. is soliciting proposals from Disadvantaged Business Enterprise (DBE) firms for the Corydon Well Replacement Project on behalf of the Elsinore Valley Municipal Water District. The project involves the design of a new municipal groundwater production well to replace and abandon the existing Corydon well in California. The scope is divided into two phases: Phase 1 focuses on technical specifications, civil site design, bidding assistance, and full-time on-site construction management; Phase 2 covers the architectural, civil, mechanical, structural, electrical, and instrumentation and controls design for equipping, testing, and commissioning the well. Key technical requirements include the use of 24-inch diameter stainless steel Ful-Flo louvered well screens and compliance with AWWA, SWRCB-DDW, and DWR standards. The total estimated project cost is 2,260,788 dollars, which includes 2,000,000 dollars for construction, while the professional services fee will be negotiated with the selected firm. Award decisions are based on demonstrated competence and professional qualifications, with weighted factors including relevant experience (25%), project approach (25%), scope and schedule (20%), innovation (10%), cost (10%), and overall proposal quality (10%). Proposals must be submitted via the PlanetBids portal by September 1, 2026. The contract is subject to stringent federal and state regulations, including Build America Buy America (BABA) requirements, the Iran Contracting Act, and various non-discrimination and ethics clauses. Payment must be processed through the Department of Treasury Automated Standard Application for Payments (ASAP) system.

POSTED

DEADLINE

Corydon Well Replacement Project - Professional Design, Bidding Support, Engineering Services During Construction

Solicitation # corydon-well-replacement-project-professional-design-bidding-support-engineering-services-during-0

The Corydon Well Replacement Project, identified by contract number C2305, is a solicitation for professional design, bidding support, and engineering services during construction. Located in Lake Elsinore, Riverside, California, the project is owned by the Elsinore Valley Municipal Water District and managed through AKM Consulting Engineers. The scope of work falls under NAICS code 541330, focusing on specialized engineering services to facilitate the replacement of the Corydon Well. Interested parties must submit their responses by the deadline of September 1, 2026. The solicitation was officially posted on August 12, 2026, and is open to qualified firms, including those designated as Disadvantaged Business Enterprises. Primary coordination for this project is handled by Katie Neubauer at AKM Consulting Engineers.

AKM Consulting Engineers

POSTED

DEADLINE

Corydon Well Replacement Project – Professional Design, Bidding Support and Engineering Services During Construction

Solicitation # WO# C2305

The Corydon Well Replacement Project, managed by GEI Consultants, Inc. for the Elsinore Valley Municipal Water District in California, is a professional services engagement with a total estimated project cost of 2,260,788 dollars. The project is divided into two primary phases: Phase 1 focuses on the technical specifications, civil site design, and abandonment of the existing Corydon Well, including bidding assistance and full-time on-site construction management. Phase 2 involves the design, equipping, testing, and commissioning of the new groundwater production well, encompassing architectural, civil, mechanical, structural, electrical, and instrumentation and controls engineering. The project is partially funded by a Department of the Interior Bureau of Reclamation WaterSMART grant, requiring strict adherence to federal procurement standards, including the Build America, Buy America Act and 2 CFR Part 200. Qualified firms, including certified DBE and small businesses, are sought to provide a wide array of specialized services such as hydrogeology, geotechnical investigation, SCADA systems, and environmental permitting. The contract is governed by the laws of the State of California with venue in Riverside County. Key requirements for the selected consultant include providing a 100 percent performance and payment bond, maintaining specific commercial general liability and automobile insurance limits, and complying with California prevailing wage laws. Proposals must be submitted via the PlanetBids Vendor Portal by September 1, 2026, and will be evaluated based on the most advantageous terms, considering qualifications, experience, and pricing. Performance is scheduled to begin on November 2, 2026, with a final report due by January 28, 2028.

GEI Consultants, Inc.

POSTED

DEADLINE

Small Business (DVBE/DBE) Participation SupportThe California Department of Transportation is seeking certified Disadvantaged Business Enterprise or Disabled Veteran Business Enterprise capacity to fulfill subcontracting goals on various projects. This opportunity is specifically designed to support small business participation within the agency's operational framework, focusing on professional engineering services as indicated by the associated NAICS code. Interested parties must submit their responses by September 14, 2026. This contract serves as a mechanism to ensure that qualified DBE and DVBE firms have the opportunity to provide essential support and expertise on Caltrans projects, promoting diversity and inclusion in the state's transportation infrastructure development.

California Department of Transportation

POSTED

DEADLINE

Construction-Phase Traffic Control PlanningThe California Department of Transportation is seeking a subcontractor for Construction-Phase Traffic Control Planning under NAICS code 541330. The scope of work involves the development of comprehensive Temporary Traffic Control plans, which include the design of staging, detours, and detailed signage layouts to support construction projects. This opportunity was posted on August 12, 2026, with a response deadline of September 14, 2026. Interested parties can find further details and submission guidelines through the Cal eProcure portal.

California Department of Transportation

POSTED

DEADLINE

Traffic Operations Planning & AnalysisThe California Department of Transportation is seeking a subcontractor for Traffic Operations Planning and Analysis under NAICS code 541330. The scope of work involves the development of traffic operation plans, signal timing optimization, congestion mitigation strategies, and the implementation of performance monitoring for both urban and highway corridors. This opportunity was posted on August 12, 2026, with a response deadline of September 14, 2026. Interested parties can find further details and submission requirements through the Cal eProcure portal.

California Department of Transportation

POSTED

DEADLINE

12A2404 A&E On-Call Traffic Operation and Traffic Management Planning Services, District 12

Solicitation # 12A2404

The California Department of Transportation (Caltrans) is soliciting Statements of Qualifications (SOQs) for an on-call contract to provide Architectural and Engineering (A&E) Traffic Operation and Traffic Management Planning Services within District 12. The estimated contract value ranges from $2,000,000 to $3,200,000 with an anticipated term of three years. Work will be assigned via individual task orders for specific locations throughout the district. The procurement follows a dual-phase evaluation process consisting of an initial technical screening of the SOQ, which accounts for 25% of the final score, followed by interviews involving an example task order presentation, technical scenario questions, and a closing statement. Qualified firms must submit their SOQs in strict accordance with Caltrans formatting guidelines, utilizing GSA SF330 forms and adhering to specific page limits for prime consultants and subconsultants. Key requirements include providing ten representative project examples, resumes for key personnel, and proof of registration with the California Department of Industrial Relations for prevailing wage compliance. While there is a 0% participation goal, firms claiming Disadvantaged Business Enterprise (DBE) or Disabled Veteran Business Enterprise (DVBE) status must provide the required ADM and DGS certification forms. Submissions must be delivered via mail or hand delivery to the Division of Procurement and Contracts in Sacramento by the specified deadline.

California Department of Transportation

POSTED

DEADLINE

A&E Services, Renovate Vermillion Latrines-Vermillion, SD

Solicitation # 26SOI19934

The South Dakota Department of the Military is seeking Statements of Interest from professional Architectural and Engineering firms to renovate the men's and women's bathrooms in Vermillion, South Dakota. The primary objective of the project is to maximize space usage and ensure full compliance with ADA codes. Required services encompass site investigation, design development, and construction administration, necessitating a team that includes an architect as well as mechanical and electrical engineers. The anticipated timeline begins with team selection in August 2026, followed by a 30 percent design submission due in November 2026. Interested firms must submit a qualification package of 20 pages or less by August 28, 2026. Submissions will be evaluated based on a comprehensive set of criteria, including project methodology, technical competence, knowledge of state and National Guard regulations, quality assurance processes, and past performance with the Department of the Military. Evaluation points are heavily weighted toward the firm's ability to integrate complex codes into construction plans and their history of meeting schedules and cost controls. A technical review committee will use these submissions to shortlist the most qualified firms for the project.

South Dakota State Government

POSTED

DEADLINE

Roof Inspection & Condition AssessmentThe Roof Inspection and Condition Assessment subcontract, issued by the Department of Commerce NOAA, requires the performance of pre-repair assessments for one or more buildings. The scope of work includes moisture scanning, structural evaluations, and detailed reporting to accurately define the necessary repair requirements. This opportunity is designated as a total Small Business Set Aside under NAICS code 541330. The solicitation was posted on August 12, 2026, with a response deadline of August 19, 2026.

Department Of Commerce Noaa

POSTED

DEADLINE

Mechanical, Electrical, and Plumbing (MEP) EngineeringThis subcontract opportunity is for the Department of State's US Embassy Bogota to secure Mechanical, Electrical, and Plumbing (MEP) engineering services. The scope of work involves the comprehensive design of electrical power distribution, lighting, plumbing, fire protection systems, and HVAC for embassy facilities located in Bogota. The project falls under NAICS code 541330 and was posted on August 12, 2026. Interested parties must submit their responses by the deadline of August 31, 2026.

POSTED

DEADLINE

CAD Drawing Verification and As-Built Documentation Services

W6QM Micc-Ft Leavenworth

POSTED

about 10 hours ago

DEADLINE

in about 1 month

AI Contract Overview

The contract involves performing expert engineering analysis of strong-motion seismic data collected from lifeline structures to evaluate their performance during seismic events and to derive insights that can enhance future seismic design practices. The work requires advanced technical expertise in geotechnical and structural engineering to interpret complex seismic recordings, identify structural response patterns, and provide actionable recommendations that contribute to the resilience of critical infrastructure. This effort supports the broader goal of improving public safety and infrastructure reliability in seismically active regions by translating empirical data into refined engineering standards. The contract is classified as a subcontract under NAICS code 541330, which covers architectural, engineering, and related services. It was posted on May 11, 2026, with a response deadline of June 29, 2026, and is administered by the California Department of Conservation. The place of performance and specific location details are not specified, indicating flexibility in execution, though the work must align with state-level seismic safety objectives. All submissions must comply with California’s procurement requirements, and successful bidders will be expected to deliver rigorous analytical results that directly inform the state’s seismic risk mitigation strategies.

General Info

Perform expert seismic data analysis to improve lifeline infrastructure resilience per California safety standards.

Agency

California Department of ConservationView Agency

NAICS

541330 - Engineering ServicesView NAICS

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 1026-001.

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

View the prime solicitation

1026-001 Stron Motion Instrumentation: Lifelines

AI Contract Breakdown

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Timeline

PhaseClosed

PostedMay 11

subcontract

Response DeadlineJun 29

Deadline has passed

Submission Closed

06/29/2026, 09:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia Department of Conservation

ContactsNo contacts available

OfficeN/A

Organization / Agency

California Department of Conservation

View Agency Profile

Office AddressN/A

ContactsNo contact information available

Full Description

Perform expert engineering analysis of strong-motion seismic data from lifeline structures to assess structural performance and improve seismic design practices.