
Product Description
Purpose-built for lock gate replacement, this 70ft crane boat combines high lifting power with stable, self-contained operations. With a 16-tonne front-mounted crane and a reach of up to 8 metres, it can lift up to 3.5 tonnes at 4.5m (or 870kg at 14.6m) - ideal for heavy lock gate components.
KEY FEATURES
68ft length
6’11” beam
800mm draught
16t crane with 8m max reach
Lifts 3.5t @ 4.5m, 870kg @ 14.6m
Large hold space with optional gate frames
Hydraulic jack legs for stability
Onboard welfare facilities
INFORMATION SHEETS
Lock gates are immense and surprisingly delicate during removal and installation. Precision lifting is essential to avoid damage. This lock gate replacement vessel has both a crane and a large central hold that can carry and manoeuvre full gate assemblies on-site.
Once in position, the vessel lowers its hydraulic jack legs to create a solid, stable, and secure platform for operations, even in challenging or uneven canal conditions. In addition, the boat features onboard welfare facilities for extended projects and remote locations. It’s an all-in-one solution for complex lock gate projects, minimising site disruption.
Whether you're replacing heritage gates or modern components, this crane boat brings capacity, control, and convenience to your lock gate programme.


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The Rothen Group provide a high quality, work boat rental service supplying an array of large and small work boats for narrow beam & wide beam waterways.
“The Rothen Group’s knowledge has ensured that potential issues were highlighted early, meaning projects run smoothly and on programme. They have a large fleet of plant and operators too, which reassures that the work will be completed safely and with due care.”
Martin Dean
JN Bentley
“The Rothen Group have worked with us and supplied marine, piling and fencing plant for many years. The team have excellent working knowledge of the UK canal system.”
Jim Walton
CPC Civils
“The works were completed to a high standard of quality both ahead of programme and in a safe manner. All parties were really pleased with how smooth the construction phase went.”
Andrew Smith
Mott MacDonald Bentley
“Your crew worked seamlessly to deliver both the headwall and gabion basket lifts safely and efficiently. Their approach to safety, teamwork, and communication made a real difference and helped keep everything on track.”
Adam De'Ath
Canal & River Trust
"The professionalism, communication and quality of the works delivered by The Rothen Group has been exceptional! From the project initiation phase to delivering the hard work on the ground they have been an outstanding contractor to work with."
Charles Hughes
Canal & River Trust