Different types of Manual on Uniform Traffic Control Devices (MUTCD
)  striping and markings (e.g., sharrows) and experimental striping and markings can be painted on surfaces.
By staying up to date with the MUTCD
and following any new guidelines for self-driving automobiles, municipalities can continue to maintain safe roadways for the public.
recommends that PHBs be coordinated with adjacent traffic signals if installed within a signal system, and 2 of the 20 PHB sites in this study were coordinated.
15th percentile 15th percentile Other speed (conflicted speed (Unconflicted research crossing) crossing) Signalized Intersection Males 0.83 1.03 Females 0.78 0.94 Groups 0.74 0.88 Un-Signalized Intersection Males 0.84 Females 0.8 Groups 0.76 MUTCD
1.21 2003, 2009 [15,16] HCM 1.34 2010  HCM 1.2 2000, ITE [14,17 Tarawneh 1.15  Note: Table made from bar graph.
(See table 4.) This statistic is particularly notable because section 6D.03, subpart D, of the MUTCD
specifically identifies limiting backing-up maneuvers as a factor in minimizing worker risk.
However, there is a 2018 deadline for changing street name signs to minimum letter heights; which was included in the update to the MUTCD
in 2000 and updated in 2003.
Often, these publications not only incorporate AASHTO guidelines and the MUTCD
, they may also impose higher duties on the defendant.
(2009) specifies that the lettering on street name signs should be at least 6 [inches, in] [15 centimeters, cm] for uppercase letters and 4.5 in [11 cm] for lowercase letters, and that larger letters should be used for street name signs that are mounted overhead.
This guidance has been accepted by the National Committee on Uniform Traffic Control Devices and is now published in the Manual on Uniform Traffic Control Devices (MUTCD
) 2003 Edition, 6F.66.
In 1935, the federal government published the Manual on Uniform Traffic Control Devices (MUTCD
).(1) It was intended to provide national, uniform standard for traffic control devices on all roads and highways, and states were required to adopt its provisions.(2) Part VI of the 1988 edition of the manual includes activities within construction and maintenance zones.(3) Revision 3, dated September 3, 1993--which became effective on January 10, 1994--together with errata dated November 1, 1994, constitute the current version of Part VI of the 1988 edition.
At the same time, the Federal Highway Administration made a revision to its Manual on Uniform Traffic Control Devices (MUTCD
)--the federal traffic code--which probably doomed more classic signals than any other single factor.
identify local intersection improvements: verify all intersection displays are in compliance with the mutcd
and ncdot standards.