Portable Piers - Unloading Ships Without Port Facilities

To unload ships without developed port facilities can be difficult. Traditionally to create a location where you can unload ships is expensive, time consuming, and requires access to the site...
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Moving Massive Structures Using Hydraulics

Moving massive structures, in the hundreds or thousands of tons range, special methods need to be employed. Specially designed and built...
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Sealing Oilfield Valves and Down-Hole Oil Tools

Sealing oilfield tools and valves is perhaps one of the most difficult jobs for any seal. High temperatures and pressures, corrosive chemicals, and abrasive particles make this...
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Bearings for Seawater Immersion

No longer is it necessary to just specify simple Nyliner bearings or use ball bearings packed in grease and hope corrosion doesn't lock up the bearings at a critical time when used in seawater spray or immersions environments.
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Marine Engineering by Spira International

Spira International, Inc. was founded by a marine engineer and naval architect so can offer a complete marine engineering and naval architecture services. Just a few of the specialized services offered include:

Custom Commercial and Work Boat Designs

If you'd like a boat designed in any size from 8 feet to 120, we can provide fast professional designs with a strong emphasis on strength. In addition to specializing in Naval Architecture, we have a strong background in mechanical engineer, so have the tools and experience to get it done right. Whether you're looking for a custom boat built of wood, fiberglass, steel or aluminum, we can provide the fit, function, and look, you will be proud of and will meet your design needs.

Boatyard and Shipyard Equipment

Whether you need a simple marine railway, s hydraulic lift platform, or the world's largest hydraulic shiplift platform Spira International can supply consulting, design, equipment sourcing, custom equipment and analysis. We can work with you to create a simple, safe and effective system.

Heavy Load Lifting and Moving Equipment

If you need to lift, move, or skid any sized load, aboard ship or on land, Spira International can help. With numerous designs capable of moving up to tens of thousands of tons, we can offer designs, equipment, consulting, or just help interfacing with your suppliers.

Marine Hydraulics and Equipment

Need hydraulics or marine accessiories? With over 30 years of practical mechanical engineering experience, We've designed all sorts of equipment for sea water immersion and splash. Whether it's boat or commercial fishing gear, sailboat self steering systems, submersible oceanographic surveying instruments or subsea mechanisms, we've done it. Just let us know what you have in-mind.