Slurry and Technology Optimization for Grouting Fissures in Earthen Sites with Quicklime

Table 2

Expansion ratios of different grout concretions over 28 d.

Ingredient proportion	Water-cement ratio	Volume expansion ratio (%)
1 : 2 : 7	0.48	−4.11
	0.50	−4.68
	0.52	−8.75
2 : 2 : 6	0.50	0.68
	0.52	−2.34
	0.54	−2.52
3 : 2 : 5	0.50	6.01
	0.52	5.55
	0.54	4.84