Current Issue

December/January 2022, — Table of Contents

On the cover: Gizmo, the custom electric-powered foiler assembled by veteran Washington-state boatbuilder Chris Maas from discarded components and repurposed technologies, is capable of two hours runtime at a 12-knot cruising speed. Story on page 30. Photograph by Dieter Loibner.



Performance modeling with CFD. Page 18.

18  CFD in the Small Design Office
by Steve Killing
The expense and training that computational fluid dynamics software requires are now justifiable even for a one-man design office.


A custom electric outboard. Page 30.

30  Frankenfoiler
by Dieter Loibner
Scavenging parts and gear, a boatbuilder in the San Juan Islands creates a fully foiling catamaran with electric propulsion for his private milk run.


Pressure-testing fuel tanks. Page 44.

44  Diesel Tanks Done Right, Part 2
by Steve D’Antonio
Securing, supporting, gasketing, grounding, and pressure-testing onboard fuel tanks.


Canadian yacht designer. Page 60.

60  Eight Bells for Bruce Kirby
by Rob Mazza
A tribute to the Canadian yacht designer, Olympic sailor, and journalist who saw hundreds of thousands of boats built to his specifications.


4  Letters, Etc.
Readers comment on industry training in the Pacific Northwest; wiring a switch between shore power and generator power; and a case for RCD devices with programmable trip levels.

8 Rovings
compiled by Dieter Loibner
An on-the-water report of the fleet of high-speed commercial and military-grade small craft at HSBO 2021; farewell to foam-core pioneer Tom Johannsen; the definitive Walt Walters book; Ghost Mount; and a new pilothouse cruising sloop from Heyman Yachts.

54 Task Sheet: Metering and Mixing Epoxy
by Russell Brown
An experienced composites technician and perfectionist shares the mixing protocols that will get the best from your epoxy.

72  Parting Shot
by Mike Telleria
The engineering manager for a thriving trawler company looks back on the pandemic and draws some lessons about tolerance, identity, and teamwork from his experience.


66  New Products and Innovations


69  Classified Advertising

71  Index to Advertisers