The reason there was a federal streetcar design in the first place was because of the well documented need for standardized equipment by that point. https://en

The reason there was a federal streetcar design in the first place was because of the well documented need for standardized equipment by that point. https://en.m.wikipedia.org/wiki/Federal_Electric_Railways_Commission https://en.m.wikipedia.org/wiki/Federal_Electric_Railways_Co... By the 1920s, the tracks for many streetcars and interurbans were already being dismantled because there was no perceived utility to them - even for future rail systems. Very few of them would have been capable of even supporting the weight of a PCC streetcar. As for the danger, besides the well-publicized disasters, fatalities and accidents involving trolleys was a very well perceived danger of the time: https://esnpc.blogspot.com/2014/04/the-grim-reality-of-trolley-dodgers.html https://esnpc.blogspot.com/2014/04/the-grim-reality-of-troll...