Comparing the settlement for these three prior example problems of a normally consolidated
clay (OCR 1.0):
Calculated primary
Method consolidation settlement (sc)
Section 8.4.2 (one-dimensional loading) 10 cm (3.9 in.)
Newmark chart (Fig. 4.8) 7.6 cm (3.0 in.)
2:1 Approximation 5.1 cm (2.0 in.)
Layered soil (Fig. 4.16) 4.9 cm (1.9 in.)
As expected, all three methods have a primary consolidation settlement that is less than the onedimensional