WVC 17 C- 3 - 1
§17C-3-1. Adoption of manual and specifications for uniform
system of traffic-control devices.
The state road commission shall adopt a manual and
specifications for a uniform system of traffic-control devices
consistent with the provisions of this chapter for use upon
highways within this state. Such uniform system shall correlate
with and so far as possible conform to the system then current as
approved by the American association of state highway officials.