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Clackamas County Circuit Courthouse

By: 91视频 Staff//June 16, 2026//

A massive 257,000-square-foot, 16-courtroom courthouse opened on the Red Soils Campus and marked the first time Oregon has delivered a courthouse through a public-private partnership Photo credits: Francis Zera/ZeraPhoto

Clackamas County Circuit Courthouse

91视频 Staff//June 16, 2026//

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Location: Oregon City
Completion: August 2025
Project Size: 257,000 square feet
Owner/Developer: Clackamas County
Owner鈥檚 Representative: WT Partnership
Architect: DLR Group
Interior Designer: DLR Group
Engineers: Cornerstone Detention Products, DCI Engineers, RN Systems Design
Design/Builder: PCL Construction Services
Submitting Company: DLR Group
Other Key Associates/Consultants/Partners: Cameron McCarthy Landscape Architecture & Planning, Cherry City Electric, Clackamas County Sheriff鈥檚 Office, DHS/Social Services, District Attorney鈥檚 Office, Elemental Energy, Honeywell, Oregon Judicial Department, Performance Contracting Inc. (PCI – interiors), Streimer (mechanical)
Subcontractors: A-1 Straight Line Striping Company, ABC Roofing, Alliance Industrial Group, Andres Landscaping, Bargreen Ellingson, BMK Construction, Cascade Acoustics, CDW, Consurco, Cornerstone Detention Products, Corradini, Cosco Fire Protection, DACO, DCI Engineers, Dallas Glass, Geotechnical Resources, Harper Houf Peterson Righellis, Interior Technology, J&S Masonry, J.S. Perrott, Knife River, LaRusso Concrete, LifeRax, MacDonald-Miller Facility Solutions, McKay Conant Hoover, Mikan-L, Morrison Hershfield, Northwest Engineering Service, Northwest Tower Crane Service, OEG, O鈥橬eill Construction Group, Otis Elevator, Pacific Office Automation, Pacific Stair, Pacific WRO, Pascal Welding & Design, Peninsulators Northwest, Pro-Bel, Provincial Store Fixtures, R&N Systems Design, Ramsay Signs, Sawtooth Fortified, Skyline Sheet Metal, Studio Pacifica, Superior Fence & Construction, Syska Hennessy, TerraCalc Land Surveying, Timberland, Oregon Commercial Painters, Washington Glass and Glazing, Weitman Excavation, Whitaker/Ellis Builders, Zana Construction, Zeeland

A new 257,000-square-foot, 16-courtroom courthouse is open on the Red Soils Campus in Clackamas County, replacing a seismically vulnerable 1936 building and marking the first time Oregon has delivered a courthouse through a public-private partnership.
The Clackamas County Circuit Courthouse project used a design-build-finance-operate-maintain model with Clackamas Progress Partners 鈥 a consortium of PCL Construction, DLR Group, Honeywell and WT Partnership 鈥 responsible for a 30-year operational obligation.
The building consolidates judicial services for seven tenant agencies, including the Oregon Judicial Department, the Clackamas County Sheriff鈥檚 Office, the District Attorney鈥檚 Office and the Department of Human Services.
To manage complexity, the team developed a Compliance Verification Matrix 鈥 a continuously updated tracking system linking every performance criterion in the contract to design documents, submittals and on-site work in real time. A companion Basis of Design Document was updated throughout construction to keep all decisions aligned with long-term operational requirements.
A cloud-based BIM 360 platform served as a shared digital workspace. Judges reviewed courtroom sightlines virtually before framing began. Sheriff鈥檚 deputies validated secure circulation routes using immersive visualization tools. In the field, 360-degree photo documentation, drone flights and IoT sensors monitored temperature and humidity during installation of sensitive finishes including mass timber soffits and specialty millwork.
With more than 688,183 labor hours, the project recorded zero lost-time incidents. The team voluntarily participated in four Oregon OSHA review cycles and enrolled in the state鈥檚 SHARP program. A peer-led Adopt-a-Crew program placed safety responsibility directly with the workforce.
The building 鈥 engineered to operate following a seismic event 鈥 is fully electric, targets LEED Gold certification and is designed to reduce greenhouse gas emissions by more than 60 percent compared to a conventional design. The lobby features a restored a 1,500-pound historic vault door 鈥 a relic from the old courthouse that county leadership wanted to preserve as a symbol of continuity. The project diverted 75 percent of construction waste from landfills during construction.
More than 70 percent of project subcontracting dollars went to Oregon-based firms. The team exceeded its apprenticeship participation goals, with emerging workers including women, minorities and young professionals gaining experience on the project.
鈥淭his courthouse represents the very best of public infrastructure 鈥 delivered through partnership, built with integrity, and designed to serve our community for generations,鈥 Nancy Bush, operations officer for Clackamas County, said in the Top Projects submission form.
The building won the DBIA National Award and the ENR Best Regional Project Award for the West Coast.



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