By Mike Smith Tim Pitts' tools include a 343-item checklist. Fuel systems are subject to more than 40 inspection items regardless of fuel type. Pitts explains one of 44 checklist items to the author (right). Fuel tank surfaces must have proper drainage. Rails on weather decks are required to be at least 24 inches high and pass a 400-pound loading test. Pitts explains a concern to Silverton's chief engineer Walter Sharp while the author looks on. Visibility forward must be unobstructed through a 30-degree arc. Even if not required, hatches must meet ABYC standards. Horns must carry a type-accepted stamp.