Offshore Construction & Maintenance

NKmarine provides end-to-end solutions for the construction, inspection, and maintenance of marine infrastructure. 

Our core services include:

Construction Services:

•    Underwater Geotextile Fabric Installation and Stone Placement
•    Underwater welding
•    Installation of Cathodic Protection Systems

Inspection

•    Inspection of marine structures: jetty piles, pipelines, breakwaters, fenders, navigation channels, harbor facilities, etc.
•    Advanced inspections using ROVs and certified divers.
•    Hydrographic surveys: to support maritime navigation, marine construction, dredging operations, and maintenance planning.

Maintenance Services

•    Pipeline cleaning, inspection, and repairs
•    Routine inspection and preventive maintenance for ports and offshore infrastructure
•    Structural repairs (welding, reinforcement, corrosion protection)
•    Marine growth removal & anti-corrosion coatings for durability
•    Maintenance of underwater and above-water structures