Revisions to MUTCD -- which LaHood quickly noted were implemented ... And rules about upper- and lower-case lettering are not required unless a sign was being replaced anyway.

A lighted sign on the side of 16th Street NW in Washington ... The result would be chaos. And it’s to the MUTCD — as it’s known — that the District Department of Transportation directed ...

The Manual on Uniform Traffic Control Devices (MUTCD) states that this sign is a warning that you’re approaching a bridge with less width than the road preceding it, and you’ll just want to ...