Study on Compaction Characteristics and Construction Control of Mixtures of Red Clay and Gravel

Table 4

The results of CBR test.

Filler	Gravel content (%)	Compaction method	CBR (%)	Water absorption (g)	Swelling capacity (%)
Red clay	0	Heavy compaction	3.5	110	1.58
Mixtures of red clay and gravel	30	Vibratory compaction	11	80	0.5