For a time, it seemed the 31st Street Bridge was all mine. Why not give a Pittsburgh bridge to the people?

As I was sitting on the 31st Street Bridge, enjoying the breeze and the view over the Allegheny River that summer in 2010, I couldn’t stop wondering: Why are some of the greatest architectural achievements of the city ones that need to be rushed over, with little or no opportunity for everyone to stop and enjoy the views of the city and the rivers?