A new $516 million, 556,961 SF, AB 900-funded design-build main prison expansion (infill) consisting of two semi-autonomous facilities housing 1,584 Level II inmates. The project also included a wastewater treatment plant upgrade and an electrical system upgrade delivered using the traditional design-bid-build method. The new infill project is enclosed within a microwave perimeter detection system and is sited adjacent to the existing prison. The facility consists of a total of 24 buildings, including two rethermalazation kitchens with dining halls, intake with vehicle sallyport, receiving release and property storage, outpatient clinic with medical, dental and mental health, academic and vocational education, library, visiting and religious programs. Program Support Services buildings are LEED Gold Certified and other sub-project components are LEED Silver Certified.

The project garnered several awards including:

  • 2017 CMAA Northern California New Building Project Achievement Award – CMAA Northern California Chapter
  • 2017 CMAA Northern California Project of the Year – CMAA Northern California Chapter
  • 2017 Partnered Project of the Year Award – Sapphire Award for Bldgs/Pub Infra Projects Over $250M – IPI
  • 2017 ASCE Outstanding Construction Project of the Year – American Society of Civil Engineers
  • 2018 ASCE Region 9 Outstanding Construction Project – American Society of Civil Engineers Region 9
  • 2017 DBIA Western Pacific Region Merit Award – Design-Build Institute of America
  • DBIA National Award of Merit – Federal/State/County/Municipal Category – Design-Build Institute of America