2 ms·
Maybe the price? My city recently built an overpass over a single rail track that cost the same amount - $50 million. A tunnel like this would probably be a 10x
by grouseway 7y ago
Maybe the price? My city recently built an overpass over a single rail track that cost the same amount - $50 million. A tunnel like this would probably be a 10x cost run by most companies.
- wedn3sday 7y agoThe "wow" factor is the price per distance, and digging rate. These infrastructure projects (in the USA at least) are usually extremely expensive and slow.