Digging Deeper – May 2023
Empire State Trail Box Tunnel Design Engineer’s Name & Photo Credit: Brierley AssociatesLocation: Schenectady, NYGround Conditions: Nonconsolidated groundType of Installation: Hybrid PTM – Installed Spiling and tendon ducts with Pilot TubeMaterial: 12-ft x 12-ft box tunnelFootage Installation: 170-lfEquipment: Akkerman 240A GBM System, Guidance System, Akkerman Lube System, Pull-back Adapters Due to the ground conditions, a […]
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