Case Study

Bridge Abutment/Approach Backfill/Retaining Wall Backfill

Bridge Abutment/Approach Backfill/Retaining Wall Backfill

Pages 2 Pages

Bridge Abutment / Approach Back? ll / Retaining Wall Back? ll Logan International Airport, Boston, MA Central Artery/Tunnel Project 2001-2003 Density: 30 pcf & 40 pcf Volume: 90,000 cy As part of the Central Artery/Tunnel Project, the I-90 and Route 1A connector roads at Logan Airport were being reconstructed over the exist- ing compressible ? ll soils. To reduce construction costs and vertical loading, designers chose MSE wall panels with Provot

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