Update the Minnesota M1-6M, M1-6a and M1-X4 county shields for 3-digits
MnDOT wants to start using wider 3-digit sizes (22.5"x18", 30"x24" & 45"x36") for some of the county shields within the Minnesota standard in OpenRoads SignCAD. The wider 3-digit sizes are needed for the M1-6M and M1-6a blue pentagon county sh...