Recent Posts

24 foot trailerable trimaran

Design Challenge III

Submissions closed, judging is underway.   A Fast Expedition Sailboat Inspired in part by the worldwide popularity of raid-type events—multi-day racing and cruising expeditions sailed in small boats—we challenge you… Read more »

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Predicting Bad Behavior

Consider the following cases: A 28′ (8.5m) lobsterboat, repowered for a race, turned turtle at high speed. A 23′ (7m) tournament-style bassboat would chine-walk violently at high speed. A 30′… Read more »

Kvichak Marine, oil skimmer

Skimmers

Kvichak Marine, a builder of aluminum workboats in Seattle, Washington, this summer received multiple orders for its 30′3″ x 8′ (9.2m x 2.4m) Rapid Response Oil Skimmers fitted with the… Read more »

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Steering-System Angularity

Steering system faults can range from sloppiness in the helm, vague handling, and increased fuel consumption, to catastrophic binding and complete failure. The potentially crippling errors illustrated below were made… Read more »

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Fuel Fills

Granted, diesel fuel is less volatile than gasoline. Still, plumbing systems for delivering either type of fuel to its tank must be installed so as to prevent leaks and minimize… Read more »