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This Subcontract opportunity from California was posted on July 28, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Construction Engineering & Inspection Services

Closed

State & Local

Submission Closed09/01/2026, 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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Placer County is seeking a subcontractor to provide on-site construction engineering and inspection services for public works projects in Auburn, California, with a performance location specified at ZIP code 95603. The contractor will act as the County’s representative to ensure construction activities meet required quality standards, comply with all applicable regulations, and adhere to project specifications through continuous oversight and verification. Services include monitoring work progress, conducting inspections, identifying deficiencies, and enforcing compliance with engineering plans and public works requirements. The opportunity is posted for solicitation with a response deadline of September 1, 2026, and is classified under NAICS code 472130, indicating a focus on construction engineering and inspection services. The contract type is designated as a subcontract, and while no set-aside information is provided, bidders must be prepared to fulfill all obligations as the County’s authorized on-site representative throughout project duration.

General Info

Subcontractor needed for on-site construction inspection in Auburn, CA, serving as Placer County’s representative until 2026.

Agency

California → Placer County

NAICS

472130

Place of Performance

Auburn, CA, 95603, USA

Set-Aside

NONE

Documents

This scope was carved out of 20678.

The full solicitation package (7 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Construction Management, Inspection, Materials Testing, Surveying, and Related Services

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Timeline

PhaseClosed

PostedJul 28

subcontract

Response DeadlineSep 1

Deadline has passed

Submission Closed

09/01/2026, 03:00:00 PM PDT

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Organization & Contact Information

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AgencyCalifornia → Placer County

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Placer County

Office AddressN/A

ContactsNo contact information available

Full Description

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Provide on-site construction oversight, quality assurance, and compliance verification for public works projects as the County’s representative.

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Oleshko Driveway Grading Permit (PLN25-00348)

Solicitation # PLN25-00348

Project PLN25-00348 involves the construction of a 20-foot-wide gravel access driveway and a culvert crossing over Orr Creek in Auburn, California. Managed by the Placer County Community Development Resource Agency, the project was approved on September 3, 2026. The primary objective is the attainment of a grading permit for the physical infrastructure, with the property owner Francis Solis and applicant Anatoliy Oleshko identified as key parties. The project has undergone a comprehensive environmental review in compliance with the California Environmental Quality Act, resulting in a Mitigated Negative Declaration. This review determined that there are no significant adverse environmental effects, provided that specific mitigation measures are implemented to protect air quality, biological resources, hydrology, and tribal cultural resources. Key environmental considerations include the management of soil erosion, water quality, and the protection of riparian vegetation and riverine wetland marshes, particularly as the site is located within a FEMA Zone A Special Flood Hazard Area along Orr Creek. Financial obligations associated with the project include county processing fees of 50 dollars, recording fees of 50 dollars, and 3,093.75 dollars for the review of the Mitigated Negative Declaration and Fish and Wildlife fees. Additionally, fees of 125 dollars per inch of diameter at breast height are required for any removed or impacted trees to be paid into the Placer County Tree Preservation Fund. Meghan Schwartz serves as the primary point of contact for the lead agency.

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Arborist & Tree ServicesThis subcontract for Arborist and Tree Services involves providing specialized tree surveys and arborist reports for prime contractors operating on Placer County projects. The scope of work includes tree identification, health assessments, and detailed mapping, all of which must be performed in strict accordance with the Placer County Tree Ordinance. The final deliverable for these services is a completed Tree Survey and Arborist Report. To qualify for this engagement, the service provider must hold Certified Arborist credentials. The contract is categorized under NAICS code 541620 and is associated with projects within California for Placer County.

Environmental Consulting Services

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Geotechnical & Soils EngineeringThis subcontract for Geotechnical and Soils Engineering involves providing specialized soil testing and geotechnical reporting services for prime contractors operating on Placer County projects in California. The scope of work includes conducting soil boring, sampling, and detailed analysis to produce Preliminary Geotechnical Reports and screenings for naturally occurring asbestos. To qualify for this engagement, providers must possess a Professional Engineering license and have access to the necessary drilling rigs. The primary deliverables for the contract are comprehensive Geotechnical and Soils Screening reports, categorized under NAICS code 541380.

Testing Laboratories and Services

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Environmental Consulting & Site StudiesThis subcontract for Environmental Consulting and Site Studies involves providing comprehensive environmental and technical site assessments for prime contractors operating on Placer County projects in California. The scope of work focuses on ensuring compliance with CEQA guidelines through the execution of biological studies, cultural resources pedestrian surveys, wetland delineation, acoustical analysis, and Phase I Environmental Site Assessments. The selected provider will utilize GIS software and specialized field sampling equipment to gather data and deliver detailed technical reports. This engagement falls under NAICS code 541620, emphasizing the requirement for professional environmental consulting expertise to support regional infrastructure and development projects.

Environmental Consulting Services

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Stormwater Management & DrainageThis subcontract for Stormwater Management and Drainage involves the installation of stormwater drainage systems for prime contractors on residential projects within Placer County, California. The scope of work requires the implementation of the Preliminary Drainage Report and the Stormwater and Surface Water Quality BMP Plan, ensuring full compliance with the East or West Placer Storm Water Quality Design Manual. The contractor is responsible for the installation of drainage pipes, culverts, and filtration systems. Final deliverables include the fully installed drainage infrastructure and certified Best Management Practices to ensure proper surface water quality and management.

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Utility Installation (Wet & Dry)This subcontract for Utility Installation (Wet and Dry) involves the installation of critical utility infrastructure for prime contractors working on residential development projects within Placer County, California. The scope of work includes the installation of water, sewer, electrical, and gas pipelines and connections, ensuring the delivery of a fully functional utility network. All work must be performed in strict accordance with the Placer County Utility Plan and the Stormwater Management Manual. The project requires the use of specialized trenching equipment and utility conduits to meet local regulatory standards. This opportunity is categorized under NAICS code 237110 and was posted on December 24, 2025.

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Residential & Accessory Building ConstructionThis subcontract agreement focuses on the construction of residential buildings and accessory structures for prime contractors operating on development projects within Placer County, California. The scope of work encompasses general contracting services for both building shells and interiors, ensuring that all construction activities strictly adhere to the California Green Building Standards Code. The project is categorized under NAICS code 236115 and is managed under the jurisdiction of the state of California. The primary objective of the contract is the successful delivery of completed residential and accessory buildings that meet all specified regulatory and environmental standards.

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Paving & Roadway ImprovementsThis subcontract for Paving and Roadway Improvements involves the installation of asphalt and concrete paving for prime contractors working on residential development projects within Placer County, California. The scope of work includes the paving of residential streets and access roads, as well as the implementation of roadway improvements, all of which must be completed in strict accordance with the Placer County Land Development Manual. The selected contractor will be responsible for utilizing specialized asphalt and concrete paving equipment to deliver fully completed paved roads and essential roadway infrastructure. This project falls under NAICS code 237310 and was posted on December 24, 2025.

Highway, Street, and Bridge Construction

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Site Preparation & GradingThis subcontract for site preparation and grading involves performing comprehensive site grading and earthwork for prime contractors on residential development projects within Placer County, California. The scope of work requires the execution of earthmoving and leveling activities in strict accordance with the Land Development Manual and the Preliminary Grading Plan to ensure the site is fully prepared for subsequent construction. The contractor is responsible for utilizing heavy earthmoving equipment, such as graders, excavators, and bulldozers, all of which must comply with CARB emission requirements. This project falls under NAICS code 238910 and was posted on December 24, 2025.

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The Estates at Granite Bay Golf Club (PLN24-00117)

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Cisco Grove Campground Conditional Use Permit Modification (PLN24-00086)

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