with america's widening girth, and it's not just ferry riders who are going to see some changes. dan springer live from the seattle ferry terminal in washington state. dan? >> reporter: yeah, jon, we're seeing all kinds of changes, and it's really an extraordinary step taken by the coast guard out of fear of passenger boats capsizing under too much passenger weight. some of the ferries that traverse the puget sound behind me actually are having, allowing 250 fewer passengers per trip, and that's on a boat that used to be able to carry 2,000 passengers. the reason is simple, america's weight gain. when the old regulations were set in the 1960s, the average adult weighed 150 pounds. now the typical adult weighs 185 pounds. that poses health risks and a threat of passenger boats sinking. >> this is a change for safety. we don't, we want to minimize any potential risks of overloading and capsizing. >> reporter: and the new weight capacities apply to all