Hi, The name brand that is given is "PSAM" ,that's all I know. It's a listing on eBay. They have many impressive, albeit expensive bridge models.
Canyon Diablo Bridge is two (2) track replica of a Deck truss bridge. Model is based on the AT&SF/BNSF Canyon Diablo Bridge near Flagstaff, AZ. Bridge is Key to high capacity corridor overcoming this natural barrier. Bridge common to designs of the era. Eye Catching... Nothing beats a bridge as a focal point of interest on your railroad!! Model is compressed and works for HO & S Scale.
Model is approximately Four Feet, 48", in length accommodating most modelers space requirements, while capturing the character and mass of a Deck truss design. Model is based on the BNSF Canyon Diablo Bridge in AZ. Key to high capacity corridor overcoming this natural barrier.
Bridge, Length: Four Feet = 48" Center span between foundation piers is 26".
Material: Metal (Aluminum) SAFETY WARNING. Bridge is aluminum. Turn off electrical service to this area of your layout when installing the bridge. Use extreme caution when incorporating model into your layout as Aluminum is an excellent conductor of electricity and represents a shock hazard!
Assembly: Rivets required. Rivets and Rivet gun are not supplied ,but, are affordable and can be purchased at Ace Hardware, Home Depot & Lowes...
Weight: 6 lbs.
Shipper weight: 25 lbs.