Early this morning, the city re-opened the Wells St. bridge to El traffic after replacing a 250 ton section of it.

Here's how it looked Thursday morning:

The old south half of the bridge, being dismantled:

This morning, from neighboring LaSalle St.:

The city started replacing the bridge in November, and aims to finish this year. They will close the bridge to El traffic again from April 26th to May 6th in order to replace the north leaf.