Figure 5. Variation of strain and vertical stress with depth: a) k-Ө model b) Uzan model c) NCHRP model.

From

Consideration of the Non-Linearity of Unbound Granular Materials in the Design of Flexible Pavement Structures in Senegal

Babacar Diouf, Makhaly Ba, Malick Bâ

American Journal of Civil Engineering and Architecture. 2023, 11(4), 102-110 doi:10.12691/ajcea-11-4-1