IVC Retaining Walls - College of Marin

Key Features 

  • Repair of nine failing walls along campus perimeter road

  • New soldier pile and lagging wall sections built to current standards

Geotechnical Challenges 

  • Integrating new wall sections with existing walls

  • Complex local geology includes fill, natural soil and locally shallow bedrock

  • Sequencing of the demolition and construction operations in order to minimize slope instability 

Innovative Solutions 

  • Developed design-level         geotechnical recommendations from existing data coupled with onsite observations

  • Developed a suite of standard repair solutions applicable to current and future wall failures

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A3GEO, Inc.   1331 Seventh Street, Unit E,  Berkeley, CA 94710 

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