Atkin & co boat plans, boat designs, boat building, william atkin, john atkin, billy atkin, small boats, good boats. 25′ (7.62m) or 27′ (8.23m) dive boat or just fun boat. beam 10′. draught (hull only) 1’5" for construction in either plywood or steel, or as a mould for grp. Tech support. the best technical support: we will help you succeed! all our plans and kits come with full technical support. ask questions on our support web site.