Underwater Survey accepted as an alternative drydock examination.
Accepted for vessels less than 15 years of age only.
Necessary an CCTV color camera, good communication between diver camera operator and Surveyor or Diver Supervisor, efficient u/w lights.
The diver Supervisor must prepare in a plan with all vessel’s parts location data info, otherwise vessel must be provide marks like drain plugs, bulkheads etc.
The Survey include :
– The U/W recording CCTV inspection
– U/W Tail-Shaft (Wear Down) Measurements
– U/W Rudder Pintle Measurements