Cathedral of the Blessed Sacrament Renovation

Blackburn Consulting was retained to be the geotechnical consultant for design and construction of the cathedral renovation project in downtown Sacramento. For the renovation and seismic retrofit of this 120 year old cathedral, we provided geotechnical engineering and consultation. Our knowledge of local geology, seismicity and close proximity to the site proved invaluable to the successful completion of the project. We had an important role in the following: 

  • Subsurface Exploration & Geophysical Testing
  • Site-Specific Seismic Design Criteria
  • Bell Tower Foundation Retrofit
  • Dome Retrofit Scaffolding
  • Rectory Foundation Underpinning
  • Basement Excavation Shoring
  • Basement Sub-Drainage
  • Mitigation of Existing Foundation Undermining
  • Earthwork Monitoring and Testing

Awarded 2005 Project of the Year by Sacramento Business Journal




Location Sacramento, CA
Agency/Owner Catholic Diocese of Sacramento
Timeframe 2002 to 2005