US Bank Tower is a 1,018-foot (310.3 m) skyscraper at 633 West Fifth Street in
downtown Los Angeles Construction started 1987 in was completed in 1989.The building has 73 floors and 24 elevators.It once had the tallest helipad in the world from 1989 to 2010 when the China World Trade Center Tower III opened .The US Bank Tower was designed to resist an earthquake of 8.3 on the Richter scale
https://en.wikipedia.org/wiki/U.S._B...r_(Los_Angeles)
https://www.pcf-p.com/projects/us-ba...library-tower/