How do they match: Commercial Divers

  • Operate underwater video, sonar, recording, or related equipment to investigate underwater structures or marine life.
  • Communicate with workers on the surface while underwater, using signal lines or telephones.
  • Perform activities related to underwater search and rescue, salvage, recovery, or cleanup operations.
  • Recover objects by placing rigging around sunken objects, hooking rigging to crane lines, and operating winches, derricks, or cranes to raise objects.
  • Repair ships, bridge foundations, or other structures below the water line, using caulk, bolts, and hand tools.

  • Operate cranes, hoists, or other moving or lifting equipment.
  • Operate welding equipment.
  • Inspect systems to determine if they are operating properly.
  • Train others in operational procedures.