This Government Contract opportunity from California was posted on February 27, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Top

Hydrologic and Hydraulic (H&H) Modeling Services

Closed

State & Local

Submission Closed03/27/2025, 12:00:00 AM 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

New

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 for engineering services. The solicitation was posted on October 28, 2026, with a response deadline of November 3, 2026. Interested parties should direct inquiries to the primary point of contact, Sepideh Sippy Aria, to ensure all submission requirements are met by the closing date.

Kiewit Infrastructure West Co.

POSTED

DEADLINE

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. Relevant expertise should align with NAICS codes for administrative management, engineering services, computer systems design, and public relations. Interested parties must submit their responses by November 17, 2026. The primary point of contact for this opportunity is Liz Jordan-Wettstein. This solicitation specifically targets DBE certified firms to support the critical infrastructure and operational resilience of the utility agency within the state of California.

Aanko Technologies Inc.

POSTED

DEADLINE

Transportation Planning and Public EngagementThis subcontract for the City of Fayetteville focuses on transportation planning and public engagement. The selected provider will support prime contractors by facilitating community outreach, conducting public workshops, and coordinating directly with the Georgia Department of Transportation. The primary objective is to integrate technical traffic and walkability data into a comprehensive plan, culminating in the delivery of a Final Comprehensive Transportation and Walkability Study Report. Qualified candidates must hold professional planner certification to perform these services under NAICS code 541330. The solicitation was posted on October 28, 2026, with a response deadline of December 3, 2026.

POSTED

DEADLINE

Walkability and Pedestrian Infrastructure StudyThe Walkability and Pedestrian Infrastructure Study is a subcontract opportunity for the City of Fayetteville in Georgia. The selected contractor will support prime contractors on transportation projects by performing comprehensive walkability studies, which include pedestrian audits, sidewalk condition assessments, and ADA compliance evaluations for ramps and crosswalks. The scope of work requires the use of GIS mapping software to analyze connectivity and pedestrian desire lines, culminating in the delivery of a formal walkability study report and a detailed pedestrian improvement plan. Qualified candidates must hold an AICP or equivalent urban planning certification. This opportunity was posted on October 28, 2026, with a response deadline of December 3, 2026. The project falls under NAICS code 541330, focusing on engineering services to enhance the city's pedestrian infrastructure.

POSTED

DEADLINE

Traffic Engineering and Intersection AnalysisThis subcontract for Traffic Engineering and Intersection Analysis involves providing technical traffic engineering services for prime contractors on City of Fayetteville transportation projects. The scope of work focuses on the SR 54 and SR 85 intersection, where the contractor will conduct traffic volume and turning movement counts, analyze intersection level of service and delay, and evaluate traffic patterns to identify potential safety hazards. The final deliverables include a comprehensive traffic analysis report and a set of technical recommendations. To be eligible, the contractor must possess a Professional Engineer license in the state of Georgia and have access to specialized intersection modeling software. This opportunity falls under NAICS code 541330 and has a response deadline of December 3, 2026.

POSTED

DEADLINE

RFQ PZ740-01: SR54/SR85 Downtown Traffic Engineering and Walkability Study

Solicitation # PZ740-01

The City of Fayetteville, Georgia, has issued Request for Qualifications RFQ Item PZ740-01 to engage professional engineering and transportation planning firms for a traffic engineering and walkability study. The scope of work focuses on State Route 54 within downtown Fayetteville, specifically including its intersection with State Route 85. This solicitation is managed by the City of Fayetteville as a SLED organization, with Tina Rich serving as the designated contact for the project. Interested respondents must register as a supplier on the Euna Procurement platform to access documents and submit their Statements of Qualifications electronically. The deadline for submitting questions is Thursday, November 19, 2026, at 4:00 P.M., and the final RFQ response is due by Thursday, December 3, 2026, at 2:00 P.M. The City Council maintains the right to reject any proposals or waive formalities associated with the selection process.

POSTED

DEADLINE

Water Distribution Hydraulic Modeling and CalibrationThis subcontract involves the technical development and calibration of a water distribution hydraulic model for the City of Albany, Georgia Water Department. The selected provider will be responsible for creating a calibrated model encompassing 4,000 hydrants and 700 miles of mains to analyze pumping, storage, fire flow, and pressures while identifying existing hydraulic deficiencies. The final deliverables include a fully calibrated model and comprehensive capital improvement plans. Qualified candidates must hold a Professional Engineer license and demonstrate proficiency in industry-standard software such as EPANET, InfoWater, or WaterGEMS. This opportunity is categorized under NAICS code 541330, with a response deadline set for November 23, 2026.

POSTED

DEADLINE

RFP #27-035 Hydraulic Modeling & system Analysis Program

Solicitation # 27-035

The City of Albany, Georgia, is soliciting competitive sealed proposals under RFP #27-035 for a qualified firm to develop and implement a comprehensive hydraulic modeling and system analysis program for its water distribution system. The primary objective is to create a fully functional model that the City can maintain internally for operations, planning, and emergency response without ongoing consultant reliance. The scope includes system analysis for pressures, fire flow, storage, pumping, outages, future growth, and capital improvement planning. To ensure platform independence, the final model must be delivered in its native software format as well as an EPANET-compatible format. Proposals must be submitted by 5:00 PM on November 23, 2026, to the Procurement Division in Albany, Georgia. Submissions must include one original and six copies on company letterhead, signed by an authorized official, and accompanied by a Certificate of Non-Collusion, a Governing Law and Venue form, and an Addendum Acknowledgement Form. Award will be based on a weighted evaluation of experience and qualifications (35%), project approach and understanding (30%), references and portfolio (25%), and a detailed fee proposal (10%). The selected contractor must maintain liability insurance of at least $1,000,000 per occurrence and $2,000,000 annual aggregate, as well as workers compensation and employers liability of at least $1,000,000. Compliance with the Georgia Security and Immigration Compliance Act and the Federal Work Authorization Program is required. Payment terms are Net 30, and the contract is subject to multi-year contract clauses pursuant to OCGA 36-60-13. All equipment provided must be the latest model and composed of new parts, with the City reserving the right to reject any materials that do not meet specifications.

POSTED

DEADLINE

ON-CALL STRUCTURAL ENGINEERING SERVICES

Solicitation # 26/27-15

The Town of Manchester, Connecticut, is soliciting proposals under solicitation number 26/27-15 for a qualified structural engineering firm to provide on-call services on an as-needed basis. The scope of work involves the review, analysis, inspection, and design of municipal infrastructure. To be eligible, the consultant must be a professional engineer licensed in the State of Connecticut. Proposals are due by October 29, 2026, and must be submitted electronically via the Town's procurement portal. The selection process is based on a points-based scoring method evaluating qualifications, relevant experience, key personnel, and hourly pricing, though the award is not based solely on cost. The Town reserves the right to shortlist candidates for interviews and negotiate with the selected vendor prior to the final award. Contractors must adhere to strict insurance requirements, including General Liability, Professional Liability, Cyber Risk, and Environmental Liability, each with minimums of 1,000,000 dollars. Additionally, the contract is subject to the Town of Manchester Living Wage Ordinance for values exceeding 25,000 dollars per fiscal year, requiring specific hourly wage rates for eligible employees and the submission of a Living Wage Certification. Required submission documents include a PDF proposal, a current IRS Form W-9, a SAM number, and a disclosure of any municipal litigation or arbitration from the past ten years. All services must comply with the laws of the Federal Government and the State of Connecticut.

POSTED

DEADLINE

Quantity Surveying ServicesThis subcontract for Quantity Surveying Services involves providing cost management and quantity surveying for prime contractors working on facility projects for the London Borough of Bromley. The selected provider will be responsible for managing the Target Cost mechanism under the NEC4 ECC Option C contract, which includes performing cost estimations, monitoring budgets, and valuing completed work. Key deliverables for the role include the production of cost reports, payment certifications, and the settlement of final accounts. To qualify for this engagement, the provider must hold RICS or an equivalent professional certification. The solicitation was posted on October 28, 2026, with a response deadline of November 26, 2026. The services fall under NAICS code 541330 and are centered on supporting the infrastructure and facility goals of the London Borough of Bromley.

London Borough of Bromley

POSTED

DEADLINE

On-Site Pavement Engineering ConsultingThis subcontract opportunity is for the provision of full-time, on-site professional engineering consultants to support prime contractors on Maryland State Highway Administration projects. Specifically supporting the Office of Materials Technology and the Pavement Management Section, the selected consultants will perform day-to-day engineering tasks and deliver professional labor hours. The contract requires all personnel to complete mandatory SHA core training and provide their own personal protective equipment. Interested parties should note the response deadline of December 11, 2026, for this engagement categorized under NAICS code 541330.

State Highway Administration

POSTED

DEADLINE

Pavement Design and Treatment EngineeringThis subcontract opportunity with the Maryland State Highway Administration involves providing specialized pavement design and technical support for prime contractors. The selected partner will collaborate with various districts to identify cost-effective pavement treatment options and projects, utilizing industry-standard software such as AASHTOWare to deliver design plans, technical guidance reports, and treatment recommendations. Qualified candidates must hold a Professional Engineering license to perform these services under NAICS code 541330. The solicitation was posted on October 28, 2026, and requires a response by the deadline of December 11, 2026.

State Highway Administration

POSTED

about 4 hours ago

DEADLINE

in about 1 month

AI Contract Overview

The Sacramento County Water Agency is seeking a subcontractor to provide professional Hydrologic and Hydraulic (H&H) Modeling Services. The scope of work focuses on the development and peer review of models for stormwater infrastructure, floodplains, and drainage systems, specifically utilizing industry-standard tools such as HEC-RAS and SWMM. This effort falls under NAICS code 541330 for engineering services. The solicitation was posted on February 27, 2025, and interested parties must submit their responses by the deadline of March 27, 2025. Further details regarding the procurement process can be accessed through the Sacramento County OpenGov procurement portal.

General Info

Sacramento County Water Agency seeks H&H modeling subcontractors by March 27, 2025.

Agency

California → Sacramento County Water Agency

NAICS

541330 - Engineering Services

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 2025-GEN-0015.

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

View the prime solicitation

On-Call Third Party Review and Modeling Services

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed

PostedFeb 27

subcontract

Response DeadlineMar 27

Deadline has passed

Submission Closed

03/27/2025, 12:00:00 AM UTC

Find active opportunities like this

Get full access to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

AgencyCalifornia → Sacramento County Water Agency

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Sacramento County Water Agency

Office AddressN/A

ContactsNo contact information available

Full Description

Development and peer review of hydrologic and hydraulic models for drainage systems, floodplains, and stormwater infrastructure using tools like HEC-RAS and SWMM.