The long-awaited proposed revisions to the national MUTCD are finally out. The public inspection document is available at the following link and it will be official and open for public comment starting on Monday for 90 days.

https://www.federalregister.gov/public-inspection/2020-26789/national-standards-for-traffic-control-devices-manual-on-uniform-traffic-control-devices-for-streets

Public Inspection: National Standards for Traffic Control Devices: Manual on Uniform Traffic Control Devices for Streets and Highways; Revision