(3) Results Fig. 7 shows the relation between vertical load and displacement. Fig. 8 shows the relation between vertical stiffness and horizontal displacement. According to Fig. 8 vertical stiffness increases at increasing horizontal displacements.
(3) ResultsFig. 7 shows the relation between vertical load and displacement.Fig. 8 shows the relation between vertical stiffness and horizontal displacement.According to Fig. 8 vertical stiffness increases at increasing horizontal displacements.