Boarding ladder and winch mount system for boat trailers&nbs

An access step and winch mounting assembly is provided for a load carrying device, such as a boat trailer. The assembly includes a front member for mounting on a frame of the trailer, a top member extending from the front member and a cross bar connected to the to member. The top member mounts a winch for drawing a load onto the trailer. The cross bar mounts load engaging members. A step subassembly includes a stringer depending downwardly from the cross bar and multiple rungs with arcuate configurations each extending between the front member and the stringer member. The step subassembly is outwardly and laterally convex.