At 15’ long, the chester yawl is about the right size for easy trailering (or even cartopping), and the payload of 450 pounds means that two or three adults may. Denman marine specialises in custom wooden boat building and repair. we utilise both traditional methods such as carvel or clinker and modern methods such as strip. Denman marine specializes in custom wooden boat building and repair. we are also the sole manufacturer of chesapeake light craft kits in australia. we utilize both.