Sadly it is not the 1920s anymore.
The majority of elevated infrastructure looks like skytrain in Japan.
I find your taste interesting, in that the old style you like is far more invasive / difficult to build in and around than the new style (Evergreen Line).
Also the style you like appears to block a lot more light / has a lot more sight-lines, making for a more inviting area for crime.
You must be a big steam punk fan