PT. Uma Offshore Teknologi | Report Diving Operation
General Info
Date:18 November 2025
Location:SWI Jetty
Client:PT. Mcconnel Dowel Indonesia
Job No:18/MBBI-MCDI/XI/2025
Dive No:18A/MBBI-MCDI/XI/2025
Task / Activity:Continue Underwater inspection and airlifting of soft seabed sediment.
Personnel
Dive Supervisor:Ahmad Maulana
Diver:Bambang
Standby Diver:Imam
Tender 1:Yakub
Tender 2:
Environmental Conditions
Weather:Cloudy
Wind Speed:0-5 Knots
Wave Height:0.5 m
Current:Moderate
Water Temp:29 °C
Depth:20 ft
Dive Timing
Left Surface:08:40
Arrive Bottom:08:41
Left Bottom:10:52
Arrive Surface:10:53
Bottom Time:131 min
Total Time:133 min
Summary
Job Result:The diving operation utilizing the airlift system was unsuccessful due to rapid changes in the seabed contour. The section that had already been cleared was quickly re-buried as strong currents transported sand back into the excavated area.