a problem for light-rail and especially streetcar projects.
(Girder rail is the best kind of rail for street running.)
In fact, there's only one producer of it in the world--in Austria.
But look on the bright side: Build enough streetcar track and you can catalyze domestic girder rail orders.
But Buy America is a major block between A and B.
Oh look--protectionism run amok undermining the development of domestic industry. Again.