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Our underwater construction services are available 24/7 throughout Quebec, Ontario and on demand elsewhere in Canada.
For any emergency, call 418-476-3698
OUR services
Construction / repair of submerged structures
Our certified divers have versatile expertise, allowing them to master various tasks in hostile submerged environments. Whether for the construction or renovation of underwater structures, our team is equipped to intervene without resorting to costly dewatering methods, while guaranteeing a high level of quality.
Types of services
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Demolition works
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Formwork and stripping
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Concrete placement
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Underwater drilling and core sampling
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Steel cutting (oxy-fuel cutting)
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Underwater welding
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Underwater excavation works (air lift method)
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Installation of pipelines and floating walkways (or “access platforms” if contextually appropriate)
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Cathodic protection and anode installation
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Cofferdam installation
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Scour correction
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Crack sealing and injection grouting
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Retaining wall construction
Inspection and maintenance of underwater structures
Underwater inspection is essential to monitor the evolution of a structure over time. It effectively guides maintenance and repair work throughout the life of the structure. Thanks to our state-of-the-art equipment and the experience of our divers, we are able to identify and analyze structural failures, ensuring accurate assessments that comply with the strictest industry standards.
Types of services
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Ultrasonic residual thickness measurement
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Inspection and maintenance of submerged structures
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Bathymetric surveys
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Vertical wall alignment surveys
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Core sampling
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Technical report drafting
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Inspection and maintenance of water intakes, outfalls, screens, and strainers
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Assessment of corrosion, scour, and structural degradation
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Inspection and maintenance of reservoirs and pumping stations
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Installation of inflatable pipe plugs
Ship inspection and cleaning
When urgent repairs are required after an underwater inspection, our divers are available all the time to intervene quickly. Whether for inspections or repairs, our divers-welders and inspectors offer tailor-made solutions, ensuring the continuity of vessel operations.
Types of services
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Inspection and repair in accordance with Lloyd's standards
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IWS (In Water Survey) according to LRS (Lloyd's)-DNV-ABS standards (we are certified by these 3 major companies)
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Cleaning ship propellers and hulls
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Measurement and recording of hull thickness and other elements by ultrasound
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Participation in salvage and recovery operations
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24/7 emergency interventions by specialized divers
Certified by :
Interventions in high-risk environments
The high-risk environment intervention service in scuba diving is a specialized and highly technical activity, requiring specific equipment, in-depth training, and great expertise in risk management. These interventions are essential to respond to emergency situations or for maintenance operations in extreme environmental conditions. Our teams are qualified and available to offer you this service.
Types of services
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Contaminated water basins
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Confined spaces
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Deep water
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Places with restricted access
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Intervention with risk of aspiration
Scientific diving
Over the years, LVL Marine has built numerous partnerships with key players in the scientific community. As pioneers and leaders in scientific diving in Québec, we offer recognized expertise in the preservation of seabeds and the protection of aquatic ecosystems.
We stand out through our commitment to eco-responsible practices, which we implement through projects aimed at minimizing the negative impacts of underwater interventions, with the support of a biologist on our team.
Types of services
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Execution of complete scientific diving operations, including:
– Sampling, inventory, and characterization of seabeds
– Shoreline maintenance
– Maintenance and restoration of underwater ecosystems
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Supply, installation, and storage of turbidity curtains
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Control of invasive underwater species
Consulting service
Our team supports you at every stage of your underwater, maritime or riverine projects. With our expertise and in-depth knowledge of the environment, we offer you personalized and strategic solutions, adapted to the specificities of your needs. Whether for feasibility assessment, optimization of working methods or risk management, our team of professionals guides you towards informed decisions to guarantee the success of your operations.
Search and recovery
Whether it’s refloating stranded vessels or recovering submerged objects or equipment, our team will assist you with the utmost precision. Since our founding, we have proven our ability to intervene quickly and efficiently, 24/7, even in the most difficult conditions. With our wide range of specialized equipment, including lifting balloons and welding units, we are able to meet challenges of all sizes in the most hostile environments.
Flood protection
LVL Marine offers comprehensive and tailored flood protection solutions, ensuring the safety of infrastructure and riverside areas. Thanks to our expertise in underwater works and our in-depth understanding of hydrological dynamics, we implement effective protection systems such as the installation of cofferdams, flood barriers, and the carrying out of bank reinforcement works. Our team intervenes quickly to prevent damage caused by floods, while ensuring the preservation of the natural balance of aquatic environments.
Captain services for commercial vessels
Whether for the management of scientific missions, the secure transport of sensitive equipment or the support of complex diving operations, our captain ensures that each mission is carried out according to the strictest standards of the maritime industry, while minimizing the ecological impact of the activities.
