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M&O Buildings - College of Marin


Key Features 


  • New campus administration and storage buildings (20,000 square feet)

  • Combined facilities into one central campus location 

  • Project site a former baseball field 


Geotechnical Challenges 


  • Shallow groundwater and flooding

  • Artificial fill and near-surface liquefiable material 

  • Deeper compressible soils with potential for large long-term consolidation


Innovative Solutions


  • Raising grades by using lightweight cellular concrete 

  • Implementing a subgrade stabilization test section program 

  • Stabilizing weak subgrades using reinforcing geotextile and cement slurry

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