In 2008, Maryland had planned to require that all new signals have flashing yellow arrows; however, their new state MUTCD prohibits the flashing yellow arrow in favor of the flashing red arrow Maryland has used for years.
Maryland had planned to require that all new signals have flashing yellow arrows. This was in 2008. Their new state MUTCD prohibits the flashing yellow arrow in favor of the flashing red arrow. This is however. Maryland has used for years the flashing red arrow.