Bluff steel rail dock board 40r10860l 116″ x 60″ 40,000 lb. Capacity bluff rail boards offer a way to bridge the gap between a dock and railcar for safe loading and unloading of shipments. The all-steel welded boards are custom designed to meet the unique specifications of each dock site, and can work successfully with any type of railcar. Lifting loops and locking rings make the rail board easy to place and secure before driving across it with a forklift. note: a worksheet is required to ensure a proper design for your application. Additional sizes and styles are available via a special order. Prices vary by design. Please call for more information.