2 ms·
I read one article that blamed the high cost of modern subways primarily on the hyper-elaborate modern subway stations and the actual tunnels are a small compon
by Pxtl 9y ago
I read one article that blamed the high cost of modern subways primarily on the hyper-elaborate modern subway stations and the actual tunnels are a small component of the cost.
- zimpenfish 9y agoI think you're right - tunnels seem to be about $200-400M per km when considered purely on their own.