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answered Apr 20, 2014 by lulopez (2,220 points)

The Skid Base Unit typically consists of

  • Drill Floor and DES skidding system and operational panel
  • Skid Base skidding system and operational panel
  • Drag chains (two) between the Drill Floor and DES unit and the Skid Base
  • Drag chains (two) between the Skid Base and inboard side of the Driller's Pipe Rack
  • Well Slot Hatch handling / parking system
  • BOP Stem Centralizer Frame handling and storage system
...