Steel is scarce. Wood is not an option. And you need a boat now. These wartime circumstances drove innovation in all kinds of crazy directions, and one somewhat less crazy direction — concrete boats.

Auburn Career Center students are banking on making concrete boats float. Applying principles of math, science and design, teams of high school juniors in an architecture and project management class ...

Steel is scarce. Wood is not an option. And you need a boat now. These wartime circumstances drove innovation in all kinds of crazy directions, and one somewhat less crazy direction — concrete boats.

This June the waters of Lake Sammamish will see sailboats, Jet Skis and a fleet of unconventional watercraft — concrete canoes. The University of Washington will host the American Society of Civil ...

The concrete boat on the shores of Bulingugwe Island on Lake Victoria. It has been in that position since 1978. PHOTO BY HENRY LUBEGA Little known Lwanga says despite the boat having been around for a ...