mammoet strand jacks

Strand jack system - mammoet.com

A strand jack is a system similar to a jack, however in this case the load is not pushed up, but the jack pulls up a bundle of wires, which is called a strand. The system has two clamps: the bottom clamp is fixed and the upper clamp is connected to a hydraulic cylinder that can move up and down. Both clamps are gripping a steel wire. To start lifting the bottom clamp releases the wire and the ...

Project Coelacanth | Mammoet | Offshore | Heavy lifting

Mammoet’s task was to install the jacket’s panels. Because of the panels’ size – up to 118 meters high by 114 meters wide and 5,151 metric tons in weight – Mammoet was asked to roll them up with strand jacks instead of cranes. This approach brings fabrication time down significantly, reducing costs by as much as fifty percent.

Videos: Wired for strength: Strand jacks made simple

May 21, 2018· Mammoet’s Strand Jacks offer faster and more efficient routes for transporting heavy objects horizontally or vertically, even in situations where the amount of available space is limited. They can be used on gantries, but they can also be installed on clients’ structures. The capacity of Mammoet’s strand jacks ranges between 15 to 900 ...

Vacancy Strand Jack Operator - Mammoet

Vacancy Strand Jack Operator. We are currently looking for Strand Jack Operators who would be responsible for operating Strand jacks and carrying out basic maintenance on the equipment and tools, ensuring that the operation is executed in line with the external …

Vacancy Strand Jack Supervisor - Mammoet Vacancies

Vacancy Strand Jack Supervisor. Ensure operation executions are in compliance with SHE-Q standards and procedures, and lead by example in regard to safety awareness. Provide management with insights regarding quantitative and qualitative developments of their own team by means of periodical and ad hoc reports and/or analyses. Monitor the

Research strand jack wedges Appendices By H.G.M.R. van Hoof 6 APPENDIX C ∅∅∅18 mm DYFORM strands The strand bundle contains several Dyform strands with a maximum operation capacity of 167 kN/strand (specified by Mammoet).