Scale: 1:32. This model has been built plank on frame to illustrate the extreme curvature and clinker planking of the hull. It represents a hoy of 61 feet in length by 23 feet in the beam with an approximate tonnage of 104. It was built for Trinity House and shows the large hatch amidships as well as the windless in the bow, used for lifting heavy weights. The hoys were frequently hired, and sometimes privately owned as pleasure craft.asure craft.