With 20 years of experience, we are able to provide a professional, cost effective solution for our clients.
We have an outstanding safety record and are fully compliant with the current industry and HSE diving regulations.
Our expertise includes marine & underwater construction and underwater installations.
BURNING & CUTTING
- Exothermic lance cutting
- Broco burning
- Steel cutting
- Pile removal
- Sheet pile cuttings
- Cofferdam removal
- Anode removal
- Underwater demolition
WELDING
- Surface Welding
- Plate installation
- Pile repairs
- Patch repairs
- Anode installation
- Shutter fabrication
- Underwater fabrication
- Underwater welding
- Coded Welders
CONCRETE REPAIRS
- Patch Repairs
- Shuttering
- Pressure grouting
- Concrete mattresses
- Bag work
- Cut out & prepare
- Concrete Inspection
- Tap testing
- Void filling
- Crack Sealing
INSPECTION & MAINTENANCE SERVICES
We carry out surveys, inspections and maintenance on all types of marine and inland underwater structures including:
- Marinas, bridges, jetties, dockside walls, buoys and moorings
- Outfall surveys, weirs, slices, lock gates and canal walls
- Confined Space Inspections (Tanks, Culverts, Tunnels, Sewage Tanks)
- Pre commissioning surveys and inspections
- ROV, Video & photographic reporting
- Cathodic protection measurement / Bathy readings
- NDT – thickness readings, UT Reading
SCOUR PROTECTION
- Rock armour installation
- Rock armour placement
- Gabon basket installation
- Concrete mattress installation
- Grout mattress installation
- Concrete bag installation
- Grout jacket installation
- River protection
- Sea protection
- Fill scour holes
- Bridge abutment & pier repairs
MECHANICAL ENGINEERING
Working across marine and inland environments - Docks, Harbours, Ports & Marinas, and inland sites - Rivers, Lakes, Canals, Locks, Reservoirs, we offer a range of engineering skills.
- Underwater systems & sensor installations
- Underwater instrumentation – flow meters, tide gauges, sensors
- Lock gates
- Underwater valves installation
- Underwater valves repair
- Underwater pipeline
- Pipe work blanking
- Underwater cable installation & inspection
- Aeration system installation & maintenance
- Underwater outfalls, outlets & intakes
- Grilles & grating installation
CIVIL ENGINEERING & MARITIME CONSTRUCTION SUPPORT
Working together with major construction companies, utility companies and authorities.
- Diving operations to support marine construction projects
- Specialist and experienced diving sub-contractor
- Docks, harbours, canals, rivers & reservoirs
- Pilling support
- Dredging support
- Safety boats & pontoons
CONFINED SPACE
All the divers at Commercial and Specialised Diving are Confined Space certified and have the experience to undertake:
- Tank inspections
- Culvert inspections
- Tunnel inspections
- Bridge inspections
- Potable water tank inspection
- Sewage tank inspections
- Storage tank inspections
- Reservoir tank inspection
- Chambers
Our dive teams can carry out any of the above if flooded.
We are also able to inspect pipe work with:
- ROV’s
- Remote cameras
- Crawler cameras
RECOVERY & CLEARANCE
From harbours and marinas to canals and rivers, our comprehensive salvage and clearance skills cover:
- Salvage & recovery
- Debris clearance
- Underwater searches
- Lifting & rigging
- Sunken boat recovery
- Car recovery & clearance
- Debris & trolley clearance
- Canal & river clearance
- Historical artefact recovery
INDUSTRIAL DIVING
From tanks and submerged factory culverts to lagoons, Commercial and Specialised Diving offer a range of industrial diving skills.
- Storage tanks
- Sprinkler tanks
- Clean / potable water diving
- Dirty / contaminated water diving
- Confined space diving
- ROV Inspections
SCIENTIFIC SURVEYS & ARCHAEOLOGICAL SUPPORT
- Environmental data gathering and sampling
- Seabed surveys
- Seabed sampling
- Monitoring
- Video reporting
- Artefact recovery
- Archaeological surveys on structures and wrecks
- Installation & maintenance of monitoring equipment
SHIPPING SERVICES
- MCA Hull surveys & hull inspections
- Condition surveys & damage reports
- Propeller inspection, clearance & polishing
- Discharge & intake blanking
- Anode replacement & anode installation
- Debris clearance
- Underwater searches
- Thickness measurements