Critical Path

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As a June 30 deadline draws closer, Senate and House lawmakers negotiating a compromise surface transportation measure take some shots at each other.

I both respect and pity structural engineers. They remind me of turtles, often sticking their necks out. I'm talking mostly about claims. During what sounded like a Dear Abby session on disputes at Structures Congress in March, attendees were treated to some horror stories (the names of the defendants were withheld to protect the innocent!) about claims, straight from the mouths of claims managers, structural engineers and a lawyer. The sad tales were followed by advice about on how to protect your back.

What does this mean to users? Autodesk wants it to bring more versatility to BIM in the field.

Intermodal, progressive transportation efforts flourish in a city whose motto includes: "Think Big."

A just-signed bill reauthorizes the U.S. Export-Import Bank for the next three years. The action was welcomed by large and small construction companies that have benefited from the bank's programs.

The tallest tower in San Francisco built using performance-based seismic engineering is now instrumented so that, if the "Big One" hits, the seismic community can learn about how a 641-ft-tall building, engineered using sophisticated modeling methods, behaves under strong shakiing.

The U.S. Green Building Council  today announced the opening of the 2012 Affordable Green Neighborhoods Grant Program.

Senate committee Chairman Boxer sees progress in negotiations with House so far. But there are no deals yet on the toughest issues, including financing and the Keystone XL pipeline.

An IMAX film celebrates a transcontinental railroad—especially its construction.

McMinimee, a champion of better, faster bridge techniques, and a friend, has died.