OFFSHORE LIFT VESSELS
EMCsq Vessel Wrytha


EMCsq Vessel Wrytha has done conceptual design work, engineering designs, re-engineering, stability workups, Society Classing, manuals and onsite placement calculations for lift vessels from 20’ to 250’ (240 Class). We have taken the lead in new design for items such as Self Dumping Pads, helical anchor use & design, newer ship-shape faster design vessels, telescoping legs to greatly enhance afloat stability in transit. And the SSLV which is a ship-shape design, semi submersible lift vessel that works on a helical anchor system thus reducing setup & moving times.

Below are just some of the projects we have worked on, literature is available upon request.



TRADITIONAL DESIGNS

200 CLASS
Shown is a 200’ Legs. 133’ LOA x 70’ x 12’ Molded
Designs of any size.

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SHIP-SHAPE with TELESCOPING LEGS.
Designs of any size.


Shown is a 200 Class, 176’ LOA x 80’ x 12’ molded, 3 ~ 200’ legs

The vessel is capable of 30 knot speed, The Gantry Crane is moveable up & down on the towers as well as from side to side. This vessel can be equipped with standard pads, Self Dumping Pads or helical anchors for greatly enhanced loading in the jacked condition.

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ADVANCED DESIGNS

SHIP-SHAPE SEMI-SUBMERSIBLE (SSLV)
Designs of any size.

The SSLV was designed to replace the legged life boats do to their inherent problems of stability, speed, deployment setup time, and the list goes on. The SSLV is a ship-shape vessel for the afloat condition and a semi-submersible in the jacked condition employing a helical anchor system that it can move about to readjust its position constantly in a manner of minutes. The Gantry Crane is moveable up & down on the towers as well as from side to side. The vessel is self supporting, once on site it installs the helical anchor system as per-determined by the computer system for the site conditions. Once this is accomplished then the vessel is maneuvered into the desired location and proceeds with the jacking maneuver of jacking with the lower semi-hull submersing. This submersed hull also adds to the vessels capable pay loadings. The helical anchor system holds the vessel in place as well as keeping it from overturning. To move the vessel it is simply a matter of inputting the computer system where to go and the vessel moves on the anchor system. In active oil fields helical anchor systems can be permanently installed at all the work sites, with this it would only be the matter of an hour and the vessel would be up and running.

Shown is a 176’ LOA x 80’ x 12’ (6’ + 6’) molded capable of working in 1,600’ water depths; vessel is capable of 30 knot speed.
Designs of any size.


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“LITTLE” SSLV

This vessel was specially designed for the Navy’s Lightering system for deployment of barge bridges. The vessel was designed to fold up and fit into a shipping container and be able to run on its anchors while installing anchors for the barges for some 2000’. LITTLE SSLV is perfectly suited for small operations of bridge, dock, pier, and bulkhead work. It is trailer able to reach areas inaccessible by direct waterways.

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Thank you for visiting!
EMCsq Vessel Wrytha


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