Update Missouri State Highway Shields for Guide sign use
1) Update the Missouri Numbered Route Shield code from M1-6a to M1-5. Add an 18" size. 2) Update the Missouri Lettered Route Shield code from M1-7 to M1-5a. Update the shields and sizes to match those in the attached PDF file.
Replace Idaho M1-5 State Highway Markers with legacy Panel Applied & Stand Alone State Highway Markers
About 5 years ago, Idaho DOT switched to the M1-5 State Highway Route Markers but they recently decided to switch back to the Panel Applied and Stand Alone State Highway Route Markers that were in the legacy SignCAD.