Cement-Lime-Fly Ash Bound Macadam Pavement Base Material with Enhanced Early-Age Strength and Suppressed Drying Shrinkage via Incorporation of Slag and Gypsum

Table 4

Factors and levels for orthogonal experiment.

Levels	Factors
	Cement content (wt%)	Gypsum content (wt%)	GGBS replacement (wt%)
1	2.0	1.0	0
2	3.0	3.0	30
3	4.0	5.0	60