> "To my knowledge, most rail in the Western U.S. is built to handle cargo" Definetly true. > "and I imagine that's much heavier than commuter trains" Also d

> "To my knowledge, most rail in the Western U.S. is built to handle cargo" Definetly true. > "and I imagine that's much heavier than commuter trains" Also definetly true. A double-decker Amtrak passenger car clocks in at around 70 tons. Freight cars can be an order of magnitude heavier.