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According to the International Council on Clean Transportation (ICCT), hull cleaning can reduce gas emissions in a range of 1%-10%. The same can be said for propeller polishing which can reduce gas emissions by 2% - 5% and when executed on a regular periodical basis; 2.5% - 8%. With the new regulations being adopted by the IMO in 2023 regarding decarbonization through ship emissions, a trusted underwater service partner who can deliver reliable services around the globe will be paramount to ensure your vessel performance remains in the Carbon Intensity Index (CII) acceptable range of A,B, or C. Subsea Global Solutions has several solutions available for Biofouling/Coating Management, Environmentally Friendly Hull maintenance and Propeller Polishing.
Subsea Global Solutions understands the constraints established by regulatory bodies around the world. We develop biofouling and maintenance management procedures that comply with the requirements of the local port, individual state or international environmental regulatory bodies.
Subsea Global Solutions has developed Biofouling Management Plans as well as Ship Hull Cleaning and Propeller Maintenance management procedures for locations that previously banned this type of service. By addressing the concerns raised by the regulatory bodies and putting in mitigation plans, Subsea Global Solutions has been granted procedure approval for the hull maintenance of some coatings with vessels that are managed as a part of our Fuel Management Program; assuring minimal fouling (micro-fouling only).
Subsea Global Solutions has also worked closely with regulators in New Zealand to develop Niche Cleaning Processes as well as approved biofouling and niche area inspection reports that can be used as documented evidence of Niche Area Inspections performed according to recently established guidelines. By managing the vessels biofouling, and the hull and propeller maintenance, Subsea Global Solutions is able to provide an approved maintenance program that drives down an operator's operating cost and improves vessel efficiency.
For locations with regulations focused on Aquatic Invasive Species (IAS) and the release of particulates to the environment, Subsea Global Solutions developed the EnviroHull. It features a spoils recovery vacuum system and spoils filtration system that processes the water on the surface in a contained system and returns filtered water back to the environment. This system has been tested successfully in Alameda, California and is also approved for use in Busan, South Korea. The EnviroHull system is a multi-stage filtration system capable of operating continuously during underwater hull cleaning, niche area cleaning or propeller polishing. The EnviroHull system is always considered for locations that require biofouling management, hull cleaning spoils recovery, and particulate matter filtration. The EnviroHull technology is compact, simple and easy to operate in either a trailer mounted or vessel mounted configuration.
Enjoy our short trailer on Offshore Asset Maintenance services.
Enjoy our short trailer on our Cleaning Remote Operated Vehicle, the PORTABLE C-ROV, ideally suited for heavier macrofouling before repositioning your vessel or offshore asset.
Efficient removal of anchor chain debris by Subsea Global Solutions before the vessel's planned departure. Trust our expertise for timely and reliable debris removal services.
View Full Case StudyThe benefits of removing a damaged bow thruster afloat are many. The customer was able to prevent further damage to the bearings and gears caused by the presence of seawater in the gear housing and the procedures allows the units to be overhauled prior to the vessels next dry-dock—or, they can be re-installed afloat by Subsea Global Solutions, which would help to eliminate the need for additional tug cost.
View Full Case StudyThe project was executed with two Subsea Global Solutions teams working around the clock. While the vessel trimming process was in motion, the team onboard the vessel began to drain the oil from the thruster while the dive team began removing the bow thruster tunnel gratings to gain full access to the bow thruster.
View Full Case StudyThe installation of complete SOx scrubber systems is entirely possible without taking the vessel out of the water. Subsea Global Solutions' involvement is focused on precision cutting of the hull penetrations for the sea chest openings and overboard spool pipe installation below the waterline.
View Full Case StudyDiscover our innovative scrubber installation solution without dry docking. Minimize downtime and costs while ensuring compliance. Learn more today.
View Full Case StudySubsea Global Solutions (SGS) recently completed a challenging underwater repair for a commercial ship owner whose vessel had suffered severe grounding damage including a badly damaged propeller, partial loss of the rudder horn, rudder damage, and even...
View Full Case StudyDryDock Magazine recently interviewed Harun (Aaron) Duzgoren (CCO), and Kevin Peters (Director, Technical Sales & Environmental Services) about a significant 100+ tonne rudder repair operation carried out afloat on a fully laden mainline container vessel.
View Full Case StudySubsea Global Solutions solves serious problems: Assisting a large fully laden Post-Panamax container vessel with steering issues. Subsea Global Solutions works with port authorities, class, and manufacturers to provide class-approved in-water float out removal, repair, and refit of a 110 mt rudder. Find out how our underwater inspection and survey services deliver practical, cost-effective solutions to a complex offshore problem. Subsea Global Solutions works with port authorities, class, and manufacturers to provide class-approved in-water rudder float out removal, repair, and refit of a 110 mt rudder. Helping owners safely reduce their risk exposure and related costs that would include diversions, delays, and downtime.
View Full Case Study3 months out of dry dock, galvanic corrosion caused heavy cavitation/ erosion damage on PORT and STBD side rudders.
View Full Case StudyAnother happy client back to business: 3800 CPM of sand & silt dredged in a short time window, and under budget! Read the full case study here.
View Full Case StudySubsea Global Solutions (SGS) recently completed a challenging underwater repair for a commercial ship owner whose vessel had suffered severe grounding damage including a badly damaged propeller, partial loss of the rudder horn, rudder damage, and even...
View Full Case StudySubsea Global Solutions can restore your propeller blades as a permanent repair, to OEM design geometry by cold static loading with our underwater propeller blade press.
View Full Case StudySubsea Global Solutions started its underwater repair process by establishing load-rated rigging points above the propeller using 4F Class A wet welding procedures to allow safe new replacement propeller blade transfer of the propeller blades.
View Full Case StudySubsea Global Solutions' propeller repair services in Canada, Panama, Uruguay, Singapore, and El Salvador. Explore our expert Diver's methods and tools.
View Full Case StudyBy utilizing a multi-stage polishing process and diver / technicians trained in the proper analysis of the propeller condition, Subsea Global Solutions' process has proven to be an integral part of fuel efficiency programs. The benefits of maintaining a polished propeller have been known for years, but what has not been known is "how smooth is smooth"?
View Full Case StudySubsea Global Solutions performs high-capacity underwater repairs worldwide. Discover the innovative techniques and use of TransHab for underwater seal replacement.
View Full Case StudyAs part of the cruise industry’s focus on the environment, a vessel operating in the South Pacific developed a minor problem with both of its shaft seals. Read how Subsea Global stepped in to provide a solution.
View Full Case StudySubsea Global Solutions fixed a special shaft seal issue on a loaded bulk carrier, stopping oil loss and water entry. Stern seal repair in Romania, Nov '17.
View Full Case StudyIn 2024, Subsea Global Solutions completed a complex overhaul of eight thrusters on the La Muralla oil rig, led by our Curaçao-based team, ensuring the rig's peak performance through rapid, on-site servicing.
View Full Case StudyClass approved shell plate underwater damage repairs to offshore semi-submersible platform without drydocking.
View Full Case StudyDryDock Magazine recently interviewed Harun (Aaron) Duzgoren (CCO), and Kevin Peters (Director, Technical Sales & Environmental Services) about a significant 100+ tonne rudder repair operation carried out afloat on a fully laden mainline container vessel.
View Full Case StudyThe installation of complete SOx scrubber systems is entirely possible without taking the vessel out of the water. Subsea Global Solutions' involvement is focused on precision cutting of the hull penetrations for the sea chest openings and overboard spool pipe installation below the waterline.
View Full Case StudyDuring cargo operations, a submerged pile pierced through the hull. Subsea Global Solutions worked together with owner and class to develop repair plan that included the design and installation of an engineered cofferdam.
View Full Case StudyA Blue-Chip oil & gas company incurred several defects and cracks in a critical attachment member of an FPSO’s hull – these defects required repair to allow continued operation.
View Full Case StudyDesign flaws together with poor workmanship caused the bilge keel to fracture during operation in several locations. Subsea Global Solutions worked together with the owner and Class to perform permanent underwater wet weld repair on the fractures, without interrupting the production.
View Full Case StudySubsea Global Solutions performs high-capacity underwater repairs worldwide. Discover the innovative techniques and use of TransHab for underwater seal replacement.
View Full Case StudyAs part of the cruise industry’s focus on the environment, a vessel operating in the South Pacific developed a minor problem with both of its shaft seals. Read how Subsea Global stepped in to provide a solution.
View Full Case StudySubsea Global Solution's impressive biofouling cleaning operation on a massive FLNG vessel in Busan. Explore the difficulties and creative approaches.
View Full Case StudyDryDock Magazine recently interviewed Harun (Aaron) Duzgoren (CCO), and Kevin Peters (Director, Technical Sales & Environmental Services) about a significant 100+ tonne rudder repair operation carried out afloat on a fully laden mainline container vessel.
View Full Case StudyThe installation of complete SOx scrubber systems is entirely possible without taking the vessel out of the water. Subsea Global Solutions' involvement is focused on precision cutting of the hull penetrations for the sea chest openings and overboard spool pipe installation below the waterline.
View Full Case Study3 month out of dry dock, galvanic corrosion caused heavy cavitation/erosion damage on PORT and STBD side rudders.
View Full Case StudySubsea Global Solutions can restore your propeller blades as a permanent repair, to OEM design geometry by cold static loading with our underwater propeller blade press.
View Full Case StudyThe benefits of removing a damaged bow thruster afloat are many. The customer was able to prevent further damage to the bearings and gears caused by the presence of seawater in the gear housing and the procedures allows the units to be overhauled prior to the vessels next dry-dock—or, they can be re-installed afloat by Subsea Global Solutions, which would help to eliminate the need for additional tug cost.
View Full Case StudyThe project was executed with two Subsea Global Solutions teams working around the clock. While the vessel trimming process was in motion, the team onboard the vessel began to drain the oil from the thruster while the dive team began removing the bow thruster tunnel gratings to gain full access to the bow thruster.
View Full Case StudySubsea Global Solutions started its underwater repair process by establishing load-rated rigging points above the propeller using 4F Class A wet welding procedures to allow safe new replacement propeller blade transfer of the propeller blades.
View Full Case StudySubsea Global Solutions performs high-capacity underwater repairs worldwide. Discover the innovative techniques and use of TransHab for underwater seal replacement.
View Full Case StudyA deep-sea bulk carrier fully loaded with goods had become immobilized due to a failure of the aft shaft bearing. In the past, not much could be done to help a vessel in this situation. With no way to transit on its own power and loaded with a perishable cargo, an economical solution needed to be developed quickly. Read more.
View Full Case StudySubsea Global Solutions' propeller repair services in Canada, Panama, Uruguay, Singapore, and El Salvador. Explore our expert Diver's methods and tools.
View Full Case StudyAs part of the cruise industry’s focus on the environment, a vessel operating in the South Pacific developed a minor problem with both of its shaft seals. Read how Subsea Global stepped in to provide a solution.
View Full Case StudySubsea Global Solution's impressive biofouling cleaning operation on a massive FLNG vessel in Busan. Explore the difficulties and creative approaches.
View Full Case StudyDryDock Magazine recently interviewed Harun (Aaron) Duzgoren (CCO), and Kevin Peters (Director, Technical Sales & Environmental Services) about a significant 100+ tonne rudder repair operation carried out afloat on a fully laden mainline container vessel.
View Full Case StudySubsea Global Solutions solves serious problems: Assisting a large fully laden Post-Panamax container vessel with steering issues. Subsea Global Solutions works with port authorities, class, and manufacturers to provide class-approved in-water float out removal, repair, and refit of a 110 mt rudder. Find out how our underwater inspection and survey services deliver practical, cost-effective solutions to a complex offshore problem. Subsea Global Solutions works with port authorities, class, and manufacturers to provide class-approved in-water rudder float out removal, repair, and refit of a 110 mt rudder. Helping owners safely reduce their risk exposure and related costs that would include diversions, delays, and downtime.
View Full Case StudyThe installation of complete SOx scrubber systems is entirely possible without taking the vessel out of the water. Subsea Global Solutions' involvement is focused on precision cutting of the hull penetrations for the sea chest openings and overboard spool pipe installation below the waterline.
View Full Case Study3 months out of dry dock, galvanic corrosion caused heavy cavitation/ erosion damage on PORT and STBD side rudders.
View Full Case Study3 month out of dry dock, galvanic corrosion caused heavy cavitation/erosion damage on PORT and STBD side rudders.
View Full Case StudyDuring cargo operations, a submerged pile pierced through the hull. Subsea Global Solutions worked together with owner and class to develop repair plan that included the design and installation of an engineered cofferdam.
View Full Case StudySubsea Global Solutions can restore your propeller blades as a permanent repair, to OEM design geometry by cold static loading with our underwater propeller blade press.
View Full Case StudyDesign flaws together with poor workmanship caused the bilge keel to fracture during operation in several locations. Subsea Global Solutions worked together with the owner and Class to perform permanent underwater wet weld repair on the fractures, without interrupting the production.
View Full Case StudyThe client indicated that the tailshaft had shifted aft approximately 200 mm when the ship’s crew was doing maintenance on the shaft coupling. It resulted in the aft water seal losing contact with the liner, causing large amounts of water ingress into the stern tube.
View Full Case StudyThe benefits of removing a damaged bow thruster afloat are many. The customer was able to prevent further damage to the bearings and gears caused by the presence of seawater in the gear housing and the procedures allows the units to be overhauled prior to the vessels next dry-dock—or, they can be re-installed afloat by Subsea Global Solutions, which would help to eliminate the need for additional tug cost.
View Full Case StudyThe project was executed with two Subsea Global Solutions teams working around the clock. While the vessel trimming process was in motion, the team onboard the vessel began to drain the oil from the thruster while the dive team began removing the bow thruster tunnel gratings to gain full access to the bow thruster.
View Full Case StudyThe client was in need of a turn-key—class approved—permanent repair. This included a single contractor that would manage the internal technical repair team, commercial diver team, prefabrication of the new spool pieces with flanges, final application of the 5-year warranty POLYFLAKE protective coating to 3000 microns on the new spool pipes, and achieving final class approval for the full repair procedure.
View Full Case StudySubsea Global Solutions successfully repairs hull fracture in the way of the bilge keel. Trust our expertise for reliable and efficient hull repairs. Learn more today.
View Full Case StudySuccessful completion of afloat rudder stock seal replacement by Subsea Global Solutions. Trust our expertise for reliable and efficient seal replacements.
View Full Case StudySubsea Global Solutions restores the heavily corroded rudder to optimal condition. Trust our expertise for effective and reliable rudder restoration services. Learn more today.
View Full Case StudySubsea Global Solutions started its underwater repair process by establishing load-rated rigging points above the propeller using 4F Class A wet welding procedures to allow safe new replacement propeller blade transfer of the propeller blades.
View Full Case StudySubsea Global Solutions performs high-capacity underwater repairs worldwide. Discover the innovative techniques and use of TransHab for underwater seal replacement.
View Full Case StudyA deep-sea bulk carrier fully loaded with goods had become immobilized due to a failure of the aft shaft bearing. In the past, not much could be done to help a vessel in this situation. With no way to transit on its own power and loaded with a perishable cargo, an economical solution needed to be developed quickly. Read more.
View Full Case StudySubsea Global Solutions' propeller repair services in Canada, Panama, Uruguay, Singapore, and El Salvador. Explore our expert Diver's methods and tools.
View Full Case StudyAs part of the cruise industry’s focus on the environment, a vessel operating in the South Pacific developed a minor problem with both of its shaft seals. Read how Subsea Global stepped in to provide a solution.
View Full Case StudySubsea Global Solutions fixed a special shaft seal issue on a loaded bulk carrier, stopping oil loss and water entry. Stern seal repair in Romania, Nov '17.
View Full Case StudySubsea Global Solution's impressive biofouling cleaning operation on a massive FLNG vessel in Busan. Explore the difficulties and creative approaches.
View Full Case StudySubsea Global Solutions Halifax quickly resolved an oil leak crisis on a remote Canadian ferry with careful night repairs, revealing a deteriorated weld issue.
View Full Case StudyAnother happy client back to business: 3800 CPM of sand & silt dredged in a short time window, and under budget! Read the full case study here.
View Full Case StudyFor locations where diver operated systems are considered unsuitable, Subsea Global Solutions operates remote operated vehicles, simply called the cleaning ROV, or C-ROV/CROV for short. There are two main in-house designed and built systems currently used, which comply with local authority requirements and regulations.
ECOFRIENDLY C-ROV, uses filtration systems with low- and high-pressure filtration, and UV treatment. These are designed for elimination of biofouling and prevent aquatic invasive species transfer, the systems use a reclaim system for in-water cleaning and capture (IWCC), with multi-stage filtration of particulate matter down to 1 micron and render waste effluent “inert” prior to cleaned water return. The biofouling waste retrieved is recycled within a certified biomass to biofuel process. To comply with our own internal policies periodical water sampling is also undertaken, with samples evaluated by external certified analysis. This configuration is medium truck transportable, and can be run from quayside, workboat or barge mounted - making it suitable for regional use if required.
PORTABLE C-ROV, this highly portable and air transportable variant forgoes the reclaim system as these are deployed to clean vessels and vessel-like structures on location, before they move, these units are also capable of cleaning heavy macrofouling. Typically deployed for offshore units like semi-submersibles, Floating Production Storage and Offtake (FPSO) and FSO’s, their high-definition real-time video also acts as part of an underwater inspection team when deployed with our Observation ROV’s which are able to access niche areas underwater, or as part of a combined ROV and diver project team.
For locations with regulations focused on invasive species and the potential release to the Environment of matter in either a particulate or solution form, Whale Shark Technologies LTD (WET) (a Wholly owned Engineering company of Subsea Global Solutions) has developed the Whale Shark. It features a spoils recovery vacuum system, spoils filtration system and water treatment system that extracts metals from solution. Once water passes through Whale Shark, filtered and treated water returns to the environment. This system has been developed and is being tested with good success in Vancouver Canada, impaired water-ways in Baltimore, MD, Alameda and Oakland California, as the only participant in the US Government sponsored IWCC (In-Water Cleaning and Capture Technology) study.
The Whale Shark system is a multistage mechanical filtration system combined with a water treatment plant capable of operating continuously during Hull cleaning operations. The system has the capability to filter particulates in solution down to 1 micron and remove soluble metals (like copper and zinc) in solution. The Whale shark system should be considered for locations that require biofouling management, Hull Cleaning, spoils recovery with particulate filtration, and water treatment to reduce or eliminate all metals (particulate or soluble) released during underwater hull Cleaning or propeller maintenance from re-entering into the environment. This system requires a large truck-based trailer or barge mounted configuration which makes it suitable for regional use if required.
The Beluga Eco-friendly cleaning system was designed to manage the ever increasing threat of invasive species and—if needed, to also treat soluble metals that may be present in effluent water. With filtration capabilities currently down to 5 microns, the Beluga system has interchangeable tools that can be connected to it for the execution of hull niche area cleaning or eco-friendly propeller polishing.
According to the International Council on Clean Transportation (ICCT), hull cleaning can reduce gas emissions in a range of 1%-10%. The same can be said for propeller polishing which can reduce gas emissions by 2% - 5% and when executed on a regular periodical basis; 2.5% - 8%. With the new regulations being adopted by the IMO in 2023 regarding decarbonization through ship emissions, a trusted underwater service partner who can deliver reliable services around the globe will be paramount to ensure your vessel performance remains in the Carbon Intensity Index (CII) acceptable range of A,B, or C. Subsea Global Solutions has several solutions available for Biofouling/Coating Management, Environmentally Friendly Hull maintenance and Propeller Polishing.
Subsea Global Solutions understands the constraints established by regulatory bodies around the world. We develop biofouling and maintenance management procedures that comply with the requirements of the local port, individual state or international environmental regulatory bodies.
Subsea Global Solutions has developed Biofouling Management Plans as well as Ship Hull Cleaning and Propeller Maintenance management procedures for locations that previously banned this type of service. By addressing the concerns raised by the regulatory bodies and putting in mitigation plans, Subsea Global Solutions has been granted procedure approval for the hull maintenance of some coatings with vessels that are managed as a part of our Fuel Management Program; assuring minimal fouling (micro-fouling only).
Subsea Global Solutions has also worked closely with regulators in New Zealand to develop Niche Cleaning Processes as well as approved biofouling and niche area inspection reports that can be used as documented evidence of Niche Area Inspections performed according to recently established guidelines. By managing the vessels biofouling, and the hull and propeller maintenance, Subsea Global Solutions is able to provide an approved maintenance program that drives down an operator's operating cost and improves vessel efficiency.
For locations with regulations focused on Aquatic Invasive Species (IAS) and the release of particulates to the environment, Subsea Global Solutions developed the EnviroHull. It features a spoils recovery vacuum system and spoils filtration system that processes the water on the surface in a contained system and returns filtered water back to the environment. This system has been tested successfully in Alameda, California and is also approved for use in Busan, South Korea. The EnviroHull system is a multi-stage filtration system capable of operating continuously during underwater hull cleaning, niche area cleaning or propeller polishing. The EnviroHull system is always considered for locations that require biofouling management, hull cleaning spoils recovery, and particulate matter filtration. The EnviroHull technology is compact, simple and easy to operate in either a trailer mounted or vessel mounted configuration.
For locations where diver operated systems are considered unsuitable, Subsea Global Solutions operates remote operated vehicles, simply called the cleaning ROV, or C-ROV/CROV for short. There are two main in-house designed and built systems currently used, which comply with local authority requirements and regulations.
ECOFRIENDLY C-ROV, uses filtration systems with low- and high-pressure filtration, and UV treatment. These are designed for elimination of biofouling and prevent aquatic invasive species transfer, the systems use a reclaim system for in-water cleaning and capture (IWCC), with multi-stage filtration of particulate matter down to 1 micron and render waste effluent “inert” prior to cleaned water return. The biofouling waste retrieved is recycled within a certified biomass to biofuel process. To comply with our own internal policies periodical water sampling is also undertaken, with samples evaluated by external certified analysis. This configuration is medium truck transportable, and can be run from quayside, workboat or barge mounted - making it suitable for regional use if required.
PORTABLE C-ROV, this highly portable and air transportable variant forgoes the reclaim system as these are deployed to clean vessels and vessel-like structures on location, before they move, these units are also capable of cleaning heavy macrofouling. Typically deployed for offshore units like semi-submersibles, Floating Production Storage and Offtake (FPSO) and FSO’s, their high-definition real-time video also acts as part of an underwater inspection team when deployed with our Observation ROV’s which are able to access niche areas underwater, or as part of a combined ROV and diver project team.
For locations with regulations focused on invasive species and the potential release to the Environment of matter in either a particulate or solution form, Whale Shark Technologies LTD (WET) (a Wholly owned Engineering company of Subsea Global Solutions) has developed the Whale Shark. It features a spoils recovery vacuum system, spoils filtration system and water treatment system that extracts metals from solution. Once water passes through Whale Shark, filtered and treated water returns to the environment. This system has been developed and is being tested with good success in Vancouver Canada, impaired water-ways in Baltimore, MD, Alameda and Oakland California, as the only participant in the US Government sponsored IWCC (In-Water Cleaning and Capture Technology) study.
The Whale Shark system is a multistage mechanical filtration system combined with a water treatment plant capable of operating continuously during Hull cleaning operations. The system has the capability to filter particulates in solution down to 1 micron and remove soluble metals (like copper and zinc) in solution. The Whale shark system should be considered for locations that require biofouling management, Hull Cleaning, spoils recovery with particulate filtration, and water treatment to reduce or eliminate all metals (particulate or soluble) released during underwater hull Cleaning or propeller maintenance from re-entering into the environment. This system requires a large truck-based trailer or barge mounted configuration which makes it suitable for regional use if required.
The Beluga Eco-friendly cleaning system was designed to manage the ever increasing threat of invasive species and—if needed, to also treat soluble metals that may be present in effluent water. With filtration capabilities currently down to 5 microns, the Beluga system has interchangeable tools that can be connected to it for the execution of hull niche area cleaning or eco-friendly propeller polishing.