I-70 Phase 2D Exit 55 – Frederick, MD

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Job Description

  • 66 – 24” dia shafts for H-piles
  • 33 – 24” dia shafts for Soldier Piles and Lagging
  • Approximately 4,000 SqFt of Lagging was installed
  • All drilling was done in extreme Karst conditions due to large sand filled voids a 24” under reaming system was utilized to install 24” casing to a depth of 40’
  • Previous contractor onsite average between 1-5 days per hole, Redstone production rates were between 1-3 holes per day