boatbuildlog

Design

Swift Swoose

Designed by Grandpa's Archive

Swift Swoose is William Jackson's powered catamaran, Craft Print Project No. 199, described as an adaptation of a Polynesian outrigger: 10 ft overall, 5 ft 1/2 in beam, 22 in deep and 150 lb, seating four. Air through the tunnel between the hulls lifts her so that she rides on a small patch of bottom, and the article claims up to 45 mph with 5 to 25 hp outboards.

She is plywood over a fir framework with oak or yellow pine longitudinals, built upside down on a rectangular form with the hull sides exactly 60 in apart, using Weldwood glue and galvanized nails or screws. Photographs show the form and frames. The scan is free, and the wide beam was the article's main safety argument.

What building a Swift Swoose actually takes

Medians from the build logs kept on this site, not the designer’s estimate. Nobody has logged this boat here yet, so they are empty until the first builder does.

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Median months

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Builds of this boat

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Boats like this one

Same type, closest in length.

Design Plans from LOA Logs
Tryst 10 Woods Designs 3 m (9′ 10″) 0
Oppikat Dudley Dix Yacht Design 9′ 0″ (2.75 m) 0
Bigakat 12 Dudley Dix Yacht Design 12′ 2″ (3.72 m) 0
Ripple 4.2 Spirited Designs 4.2 m (13′ 9″) 0
Paper Tiger Ron Given 14′ 0″ (4.27 m) 0
Pixie 14 Woods Designs 4.27 m (14′ 0″) 0