Best practice
9.3.4.1
When entering a Street surface code in Table 8 it is important to consider and enter the most appropriate or corresponding Street surface code in accordance with the following conditions:
- Where a Street has a Tarred or other Manmade surface has been constructed, Metalled must be used.
- Where a Street has not been Manmade, Unmetalled must be used.
- Where the surface type changes along a length of Street, ‘mixed’ must be used.