Our Blog

Employee Spotlight: Uwe Aschemeier

We're proud to spotlight Uwe Aschemeier, our Head of Welding Services. With extensive experience as a commercial diver, Uwe is also an award-winning educator and a respected speaker in the underwater welding industry, known for his dedication to advancing industry standards and sharing his expertise worldwide.

Advanced Underwater Welding Training in Long Beach, CA

In October, Subsea Global Solutions held its advanced underwater welding training course in our training center in Long Beach, providing a comprehensive 10-day program designed to hone practical skills and qualify participants for new joint geometries and/or new welding positions.

Grounding Incident Repair in Freeport, Bahamas

In response to a vessel grounding in Freeport, Bahamas, Subsea Global Solutions swiftly mobilized a team of 15 technicians from multiple locations, efficiently securing damaged tanks and enabling the vessel to resume operations, exceeding client expectations through precise coordination and daily updates.

Thruster Overhaul on SSDU Independencia-2 (formerly La Muralla IV)

In 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.

Offshore installation, underwater shell plate damage, class approved repair without drydocking

Class approved shell plate underwater damage repairs to offshore semi-submersible platform without drydocking.

Subsea Global Solutions delivers marine dredging project to improve mooring access

Another 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.

Subsea Global Solutions solves serious problems: Assisting a large, fully laden post-Panamax container vessel with steering issues

Subsea 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.

Scrubber Overboard Spool Pipe Repairs with 5 Year Warranty

The 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.

Galvanic Corrosion damage on Rudders

3 months out of dry dock, galvanic corrosion caused heavy cavitation/ erosion damage on PORT and STBD side rudders.

Skeg Ripped from Azipod

3 month out of dry dock, galvanic corrosion caused heavy cavitation/erosion damage on PORT and STBD side rudders.

Hull Breach on Tanker

During 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.

Offshore Oil and Gas

A 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.

Underwater Propeller Blade Straightening & Cold Static Loading

Subsea 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.

Bilge Keel Repair on FPSO

Design 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.

Subsea Global Solutions Reseats Shifted Tailshaft Afloat and Executes a Stern Seal Repair

The 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.

Double Bow Thruster Removal by Subsea Global Solutions

The 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.

Afloat Bow Thruster Blade Seal Exchange by Subsea Global Solutions

The 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.

A Turn-Key SOx Scrubber Spool Pipe Replacement by Subsea Global Solutions, with a 5-Year Coating Warranty

The 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.

Subsea Global Solutions Repairs Hull Fracture in way of Bilge Keel

Subsea 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.

Subsea Global Solutions Completes an Afloat Rudder Stock Seal Replacement

Successful completion of afloat rudder stock seal replacement by Subsea Global Solutions. Trust our expertise for reliable and efficient seal replacements.

Subsea Global Solutions Restores Heavily Corroded Rudder

Subsea Global Solutions restores the heavily corroded rudder to optimal condition. Trust our expertise for effective and reliable rudder restoration services. Learn more today.

Subsea Global Solutions Straightens Damaged Propeller Blades in a Single 12-Hour Shift

Subsea Global Solutions straightens damaged propeller blades in a single 12-hour shift. Trust our efficiency and expertise for propeller repairs. Learn more now.

Subsea Global Solutions Removes Anchor Chain Debris Before Vessel's Planned Departure

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.

Subsea Global Solutions Replaces Propeller Blades After Contact Damage

Subsea 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.

Subsea Global Solutions Exchanges Retractable Thruster on Semi-Submersible Despite Challenges

Subsea Global Solutions mobilized 2 teams composed of 14 expert diver technicians to execute the various projects in less than 35 days from Long Beach, Port Angeles, and Miami.

Subsea Global Solutions Repairs Leaking Aft Shaft Seal in A Hurry!

A quick repair of a leaking aft shaft seal by Subsea Global Solutions. Trust our expertise for prompt and reliable underwater repair services.

Scrubber Installation Without Dry Docking

Discover our innovative scrubber installation solution without dry docking. Minimize downtime and costs while ensuring compliance. Learn more today.

Focus On: Underwater Seal Replacement

Subsea Global Solutions performs high-capacity underwater repairs worldwide. Discover the innovative techniques and use of TransHab for underwater seal replacement.

No solution? Think again! – Aft shaft bearing repair, Hong Kong – April 2018

A 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.

Propeller Repairs – Worldwide – March 2018

Subsea Global Solutions' propeller repair services in Canada, Panama, Uruguay, Singapore, and El Salvador. Explore our expert Diver's methods and tools.

Twin Shaft Seal Repair – South Pacific

As 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.

Stern Seal Repair – Romania

Subsea 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.

Biofouling Cleaning Campaign – Korea-Oct 2017

Subsea Global Solution's impressive biofouling cleaning operation on a massive FLNG vessel in Busan. Explore the difficulties and creative approaches.

Oil Leak Repair – August 2017

Subsea Global Solutions Halifax quickly resolved an oil leak crisis on a remote Canadian ferry with careful night repairs, revealing a deteriorated weld issue.

Propellers: How Smooth is Smooth?

By 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"?