altair industries driftboat plans altair offers complete plans and a construction guide for a 16′ mckenzie river drift boat. (added: 2-dec-2003 hits: 44680) my. Boden boat plans professionally designed ocean proven. thousands of boden designs have been built from the stock plans available. many have completed world circum. Wooden and plywood boat plans for amateur boatbuilders – excellent performance, simple construction, detailed step by step instructions for boats, canoes and.