Features

October 2007 Issue

By Photos by Ralph Naranjo

In cored hull construction, does high-tech mean high-quality?

Despite the numerous advances in modern boatbuilding technology, sailboat construction is far from being a perfect science.

There is nothing inherently wrong with core construction when it is done right. Over the years, however, Practical Sailor has seen a variety of core failures resulting in costly repair. There are five common types of failure: poor workmanship, excess flex (poor engineering), point loading, bad chemistry, and water intrusion. Even with a generous safety factor, things can still go wrong at the factory. High-tech materials and construction methods do not necessarily solve quality control problems.

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