Commercial diving/Prepare to enter the water as the working diver

Relevance: Scuba diving (full-specific), Surface supplied diving (full-specific), Surface oriented wet bell diving (full-specific).

Required outcomes:
 * 1) Demonstrate ability to dress in as diver
 * 2) Demonstrate the ability to complete all pre-dive checks
 * 3) Demonstrate the ability to connect all relevant diving equipment correctly
 * 4) Demonstrate the ability to check gas gauges correctly and accurately
 * 5) Demonstrate the ability to communicate diver readiness progress via voice communication system