UTL is about exploring past, present and future urban technologies in science and fiction, etc...
https://hexaconstruction.media/article/7062-sub-par-chinese-steel-delayed-bcs-pattullo-bridge-replacement-industry-advocate-claims
https://globalnews.ca/news/11250022/pattullo-chinese-steel-concerns/
https://jfdatalinks.blogspot.com/search?q=Pattullo+Bridge