7. 1998 catalog structures

The preceding sections have explained the reasons why national road authorities decided to offer services pre-calculated structures, and the conditions under which the corresponding calculations were carried out.

Tables 12 and 13 show significant examples of the structures proposed in the catalog. The first relates to pavements for the core network, the second to pavements for other roads. They call for the following comments:

• As in previous developments, material references are those of French standards, generally transposed from European standards;

• some structures can only be used on a subgrade treated with hydraulic binders. In these cases, the platform class...