Anything over 80000 lbs requires a permit. My guess is that there was a sign there and the flooded river knocked it down. Once they install another the digital sign should come down. ...Let's you know how effective the original sign was in the first place.
Article in today's Chronicle states they had to "lighten the load". "The main part of the waterway channel has shifted and material scoured out around the bridge foundations. After analyzing the foundations load carrying capacity it was determined the bridge needed to be limited" It goes on to say it is a preventative measure until repairs can be made.
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