1. Information of a description in column 2 of an item in the sign table in Part 7 must be conveyed on a directional sign by a route symbol of the size, colour and type shown in the diagram in column 3, or that diagram as varied in accordance with column 4.
2. A route symbol must only be placed on a diagram A appropriate background and must not be placed on a background provided for at item 8 or 9 in the sign table in Part 2.
3. The sizes in the diagram are stroke widths.