Services

SRN GROUP services

Underwater hull cleanings:

  • Using in house developed unmanned, mechanical, robotical, remotely operated cleaning vehicles. (Navigator-CROV).
  • No diving involved to clean flat bottom and/or vertical sides.
  • Navigator is steered from the surface by ROV technicians.
  • Client’s representative or Captain can witness the entire cleaning process from behind CCTV monitor if required.
  • The Navigator can be adapted with different types of brushes, which are carefully chosen after initial fouling inspection.
  • In Europe, hull cleanings are conducted using certified reclaim filtration system.

Diving & ROV Underwater inspections:

  • General Visual Inspection GVI
  • Close Visual Inspections CVI
  • Cathodic Protection monitoring CP
  • Ultra sonic Thickness measurement UT
  • Laser for distances and sizing
  • Crack detection ACFM
  • Flooded Member Detection FMD

Propeller polishing:

  • Propulsion efficiency for vessels.
  • Less load and drag on the vessel.
  • Rubert’s scale A-B

CROV CLEANS:

VESSELS

ULCC, VLCC, Tankers, Bulkers, Containervessels, …

 

OFFSHORE STRUCTURES

FPSO, FSO, Jackets, …

 

CIVIL OBJECTS

Dock doors, Bridges, Quay sides, …

 

The experience and diversification of our teams and equipment allows us to offer a variety of ROV cleaning and survey methods.

Typical offshore operations by SRN GROUP:

  • Fixed platforms/jackets: Cleaning underwater parts with ROV’s.
  • Floating production vessels (FSO, FPSO): Cleaning of the shell plate using the CROV.
  • DP vessels: Hull cleaning with ROV’s and CROV. (Exclusive by the SRN GROUP).
  • Construction barges: ROV or CROV cleaning prior to NDT inspection by ROV.
  • Jack up rigs: Cleaning underwater parts of jack up rigs with ROV cavit blaster.
  • Hull cleaning ocean-going vessels with CROV.

 

 

We offer a comprehensive portfolio for the oil and gas and wind farm industries including:

  • Baseline underwater cleaning by ROV’s.
  • ROV UW visual and NDT inspections.
  • CSWIP 3.3U and 3.4U inspections
  • Thorough data reporting.
  • Safety-first work ethic.

Our professionalism within the industry
is highly appreciated by the largest shipping
and offshore companies.

Equipment

1

GNOM

is an advanced small, powerful free flying ROV used to conduct ship inspections, harbour and inland water inspections

2

Outland 2000

is a dynamic ROV and is used for offshore assignments as well as in harbours. The Outland is equipped with the most advanced survey equipment. The unit can easily be adapted into a effective cleaning water jetting tool.

3

Sea eye falcon

very well known ROV equipped with a powerful cavity blaster which can clean the most severe marine growth.

 

4

Ocean model V8 M500

a 360 degrees rotating ROV equipped with 8 thrusters, which gives her a great stability that is needed to perform measurements and cleanings in harsh conditions.

5

CROV

a in house developed remotely operated vortex unit which is designed to clean large surfaces in a record time. The CROV comes with different types of brushes and knife cutters.