SAFETY ALERT NO. 213:
DIVING INCIDENT – NEAR MISS

Country: null

Location: OFFSHORE : Other offshore

Release Date: —

Time incident occurred: —

Type of Activity: Diving, Subsea, ROV

Type of Injury: null

Function: null

Applicabale Filter Categories: System/Equipment failure

• Surface air dive to -34fsw
• Bail-Out bottle contained mixed gas
• Diver bumps control valve allowing gas to hat
• Supervisor immediately switches to HP back up air
• Abort dive – diver to surface – no harm

What Went Wrong?:

• Content not analyzed – only checked for pressure

Corrective actions and Recommendations:

• Bail-Out contained 14% HeO2– emptied-charged with air
• Bail-Out bottles will be analyzed for content at the start of project
• Bail-Out bottles that are used for mixed gas will be:
  • Supplied by the dive contractor (no personal bottles)
  • All bottles will be color coded
  • All bottles will be labeled with % of mix
• Pre-Dive Checklist will include a Bail-Out Drill