[*BCM*] Longfellow bridge

[Jim Leonard]

On Tue, Mar 04, 2008 at 12:56:27PM -0500, Ron Newman wrote:
> >On a separate note, what do people think about the new "no trucks
> >or buses in left lane" sign on the Longfellow?  Does anyone know
> >why it's there? 
> 
> It's a weight restriction because of the poor condition of the bridge.  Even
> so, I'd still wave a truck around me rather than have him sit on my tail.  
> Presumably the restriction is only for actually staying in the left lane.

There are several things that limiting trucks to the right lane does:
* reduces the maximum weight at any given time on the bridge.
* allows narrower lanes.
* allows a weaker center barrier between opposing traffic.

--jim