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Guidelines for Site Survey/ Hazard Requirements for Drilling Units
Posted Barge With Land or Modular Drilling Rig
Surveys required before rig move - Offshore
Land rig on artificial island (shallow water)
Types of vessel, offshore support
Surveying requirement for exploration well
Submersible drilling rig
Diving operations in exploration drilling
Modularised and Pile Elevated Drilling Rig
Drilling Rig on Pre-Installed Piles and Modules for shallow water depth
Steel Caisson and Drilling rig
Stand-by vessel duties, equipment and standards
Land rig on barge (with optional submerged caissons)
Heli-Rig
Cantilever Drilling Barge
Jacket Supported “Offshore’’ Rig
Standard Jack-Up
Shallow Draft Jack-Up
Semi-Submersible
Swamp Barge (With Optional Submerged Caissons)
Drilling program example (Semi-Sub)