This Government Contract opportunity from California was posted on June 17, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Hydraulic and Hydrologic Modeling

Closed

State & Local

Submission Closed07/14/2026, 09:00:00 PM UTC

Contract Overview

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

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NAICS: 541330

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Geotechnical Instrumentation and MonitoringThis subcontract opportunity with Cleary Construction, Inc. involves providing geotechnical monitoring and instrumentation services for municipal sewer improvement projects. The selected contractor will be responsible for ensuring ground stability by installing and managing geotechnical sensors, inclinometers, and settlement markers to track soil and ground movement. A critical requirement for this engagement is that all reporting must be completed by a Professional Engineer (PE). The project is designated as a small business set-aside, welcoming applications from SBA certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by December 4, 2026, under NAICS code 541330. The primary deliverables include the provision of detailed instrumentation data and comprehensive monitoring reports.

Cleary Construction, Inc. Cleary Construction, Inc

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Pure Water Southern California Direct Potable Reuse Testing Facility

Solicitation # pure-water-southern-california-direct-potable-reuse-testing-facility

Kiewit Infrastructure West Co. is seeking proposals for the Pure Water Southern California Direct Potable Reuse Testing Facility project located in California. This solicitation is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, and Women-Owned Small Businesses, falling under NAICS code 541330. Interested parties must submit their responses by November 3, 2026. The primary point of contact for this opportunity is Sepideh Aria, who can be reached via email or phone for further coordination regarding the solicitation details.

Kiewit Infrastructure West Co.

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Business Impact Analysis and Update Disaster Recovery Plan Services – Inland Empire Utilities Agency

Solicitation # business-impact-analysis-update-disaster-recovery-plan-services-inland-empire-utilities-agency

Aanko Technologies Inc. is soliciting certified Disadvantaged Business Enterprise and Small Business Enterprise sub-consultants and suppliers to provide professional services for the Inland Empire Utilities Agency in San Bernardino and Riverside Counties, California. The scope of work focuses on emergency management, business continuity planning, technical writing, data collection, and the updating of IT and disaster recovery plans. Eligible firms should fall under NAICS codes related to administrative management, engineering services, computer systems design, or public relations and technical writing. Interested parties must submit their responses by November 17, 2026. Primary inquiries regarding this solicitation should be directed to Liz Jordan-Wettstein.

Aanko Technologies Inc.

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Planning-Level Concept Exhibit & Feasibility SpecialistThis subcontract opportunity is for a Planning-Level Concept Exhibit and Feasibility Specialist to support prime contractors on Orange County Transportation Authority projects. The selected provider will be responsible for developing preliminary project definitions and visual concept exhibits, framing the purpose and need of projects, and identifying operational and physical constraints. Technical requirements include the use of CAD software and GIS, with a strict mandate to comply with Level 1 HSE Specifications. Key deliverables for this engagement include concept exhibits, priority segment profiles, and implementation readiness summaries. The solicitation was posted on October 27, 2026, with a response deadline of November 30, 2026. This role falls under NAICS code 541330 and is managed through the Planning and Analysis division in California.

Planning-Planning & Analysis

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Planning-Level Traffic and Revenue AnalystThis subcontract opportunity is for a Planning-Level Traffic and Revenue Analyst to support prime contractors on Orange County Transportation Authority projects in California. The selected party will conduct high-level assessments of transportation needs and revenue potential, focusing on modeling planning-level tollable demand and analyzing transit considerations along with access and egress. The scope of work requires the use of specialized traffic modeling software and revenue forecasting tools to deliver priority segment profiles and comprehensive summaries of operations, traffic, and revenue. The project falls under NAICS code 541330 and requires strict compliance with Level 1 HSE Specifications. Interested parties must submit their responses by the deadline of November 30, 2026. The primary objective is to provide the necessary data and analysis to determine expected operating benefits for critical transportation infrastructure.

Planning-Planning & Analysis

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Managed Lanes Planning and Segment Screening SpecialistThis subcontract opportunity is for a Managed Lanes Planning and Segment Screening Specialist to support prime contractors on Orange County Transportation Authority projects. The selected provider will be responsible for performing technical analysis, inventorying existing and planned managed lane facilities, and developing risk-based screening methodologies to recommend priority segments. Key deliverables include segment inventories, detailed maps created with GIS software, and editable screening workbooks. The project falls under NAICS code 541330 and requires strict compliance with Level 1 HSE Specifications. Interested parties must submit their responses by November 30, 2026, to support the Planning and Analysis division within the state of California.

Planning-Planning & Analysis

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DEADLINE

Orange County Managed Lanes Segment Advancement Study C265256

Solicitation # C265256

The Orange County Transportation Authority is soliciting professional services for the Orange County Managed Lanes Segment Advancement Study, a project with an estimated budget of 350,000 dollars and a duration of 18 months. The primary objective of the study is to evaluate existing, planned, and potential managed lane facilities to identify priority segments ready to advance into the Project Initiation Document phase. The work is structured into four key tasks: project management and coordination, segment inventory and screening, priority segment advancement assessment for up to two segments, and the delivery of a final study report with technical appendices. This is a firm fixed price contract requiring the consultant to provide designated key personnel and adhere to Level 1 Health, Safety, and Environmental specifications, including compliance with CCR Title 8. Invoicing occurs on a monthly basis, with payments remitted within 30 calendar days of approval, and final acceptance is contingent upon the release of retention. Proposals must be submitted electronically via the OpenGov portal by November 30, 2026, and must include a detailed cost proposal across the four specified tasks. Consultants are also required to disclose any conflicts of interest and may be required to file Statements of Economic Interest.

Planning-Planning & Analysis

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Construction Phase Oversight & InspectionThis subcontract for Construction Phase Oversight and Inspection supports the City of Pasadena Transportation Department on various parking projects. The selected provider will offer field observation and administrative assistance to prime contractors, focusing on the verification of installed quantities, the review of change orders and RFIs, and the evaluation of waterproofing and coating surface preparations. Essential deliverables include verified quantity logs and final inspection reports, all managed through field inspection tools and documentation software. Qualified candidates must hold a Professional Engineer license or be a Certified Construction Inspector. The solicitation is categorized under NAICS code 541330 and was posted on October 27, 2026, with a response deadline of December 2, 2026.

Transportation Department

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Parking Facility Repair Design & DraftingThe Parking Facility Repair Design and Drafting subcontract is issued by the City of Pasadena Transportation Department for the preparation of technical drawings and specifications for parking projects. The selected contractor will be responsible for designing waterproofing and coating systems, calculating bid quantities, and developing detailed repair plans for isolated concrete damage utilizing CAD software. Key deliverables include the final repair drawings, technical specifications, and comprehensive bid quantity documents to support prime contractors. Qualified candidates must hold a valid California Licensed Professional Engineer certification to perform the work. This opportunity falls under NAICS code 541330 and was posted on October 27, 2026, with a response deadline of December 2, 2026.

Transportation Department

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DEADLINE

Parking Facility Structural Assessment ServicesThis subcontract for Parking Facility Structural Assessment Services supports the City of Pasadena Transportation Department by providing specialized structural evaluations and diagnostic testing for parking projects. The scope of work includes conducting corrosion analysis, water intrusion diagnostics, and Post-Tension system reviews for multi-level garages using advanced diagnostic tools. The selected provider must employ a California Licensed Professional Engineer to ensure all technical standards are met. The primary deliverables consist of detailed condition assessment reports that incorporate cost models and prioritization matrices to guide future repairs. Interested parties must submit their responses by December 2, 2026, under NAICS code 541330.

Transportation Department

POSTED

DEADLINE

SAT Commissioning and Technical Start-up ServicesThe Nebraska Public Power District is seeking a subcontractor to provide SAT Commissioning and Technical Start-up Services for DVR systems at the Cooper Nuclear Station. The selected provider will be responsible for delivering technical direction and on-site support to prime contractors, focusing on the startup, tuning, and commissioning of the systems. Key technical duties include performing Site Acceptance Testing, aligning power system stabilizers, protectors, compensators, and limiters, and documenting unit response characteristics through on-line tuning. To be eligible for this engagement, the contractor must obtain CNS site access and hold Qualified Manufacturer's Representative status. This subcontract opportunity was posted on October 27, 2026, with a response deadline of January 14, 2027. The primary objective of the contract is the delivery of a fully commissioned and tuned DVR system.

Nebraska Public Power District

POSTED

DEADLINE

RFQ: Susquehanna River Road Corridor Safety, Shared-Use Path and Quarry Park Access Improvements

Solicitation # BPM059336

The Town of Port Deposit, in coordination with WILMAPCO, is seeking a multidisciplinary planning and engineering consultant to implement an integrated safety and mobility project for the Susquehanna River Road corridor. The scope of work focuses on establishing a context-sensitive safety strategy using the Safe System Approach, determining safe multi-modal access to the planned Hopkins Quarry Park, and evaluating the feasibility and preliminary design of a shared-use path between Granite Avenue and Octoraro Park. The project aims to produce an actionable 30 percent design and basis-of-design package by June 30, 2027, with the potential for future progression to final Plans, Specifications, and Estimates. This is a qualifications-based selection process where the contract will be awarded to the most qualified firm based on equal weighting of their proposed team and key staff, project approach, and related experience in rural corridor safety and riverfront access. Compensation and detailed scope will be negotiated after the selection of the highest-ranked firm; therefore, no fee or price information should be included in the technical proposal. The project is initially funded by the Wilmington Area Planning Council and the Maryland Department of Transportation Kimberly Lamphier Bikeways Grant Program. Selected consultants must provide proof of financial capacity, a bid affidavit, and professional liability insurance of at least 1,000,000 dollars per occurrence, while adhering to federal civil rights and non-discrimination provisions.

Town of Port Deposit

POSTED

about 14 hours ago

DEADLINE

in 19 days

AI Contract Overview

The West Basin Municipal Water District in California is seeking a subcontractor for the development of hydraulic and hydrologic modeling for its water and wastewater systems. The scope of work focuses on critical technical analysis, including flow analysis, pressure modeling, and overall system optimization to ensure efficient infrastructure performance. This opportunity is categorized under NAICS code 541330 and is centered in Carson, California. Interested parties must submit their responses by the deadline of July 14, 2026, following the posting date of June 17, 2026.