Next week Pasadena's Colorado Street Bridge turns 100 years old. I read an article about the history of this concrete icon that was very enlightening. If you like concrete structures and history this article is right up your alley. The article discusses the creativity of the design to overcome topography obstacles and still meet the city of Pasadena's requirement to build a bridge that would cross the ravine at street level.
The bridge at completion was hailed as the longest and tallest bridge in Southern California. Read the following article to find out more about this most amazing concrete structure:
http://www.kcet.org/updaily/socal_focus/history/la-as-subject/photos-pasadenas-colorado-street-bridge-at-100.html
BFI Staff Writer