bucci becamebut chicago maim a much more likely of transit of goods because of the opening of the canal. there is no hills and mountains to climb. people were sending goods through chicago. the big business interests were in investing in the chicago trade. there was something about a cartel against having anything built here. rail could be put almost anywhere and they were being put across the river in other locations so to put it here would keep the river boat trade viable keep the industry that we're developing in st. louis viable but it took some time for the river boat industry to appreciate that. they did not trust the railway companies. they did not trust the idea that they could get a part of that action. so what is so san francisco about this bridge is it is the first one in st. louis, it is now the oldest one on the mississippi. it is built in a way that no one had built a bridge before. it was build from the tubular steel arches. at this time in world history, there is nobody building anything out of reliably form lated steel. he indicated this needs to be carbon steel and be