Effect of Strength Enhancement of Soil Treated with Environment-Friendly Calcium Carbonate Powder

Table 4

Curing period to compare the strength of cement specimens (unit: kPa).

Test ID	Curing period to compare the strength of cement specimens
	3 days	7 days	14 days	21 days	28 days
Untreated	53.42	55.42	59.17	60.32	64.10
S-2%	128.45	134.17	137.58	161.41	170.99
S-4%	268.47	330.15	342.26	456.78	459.06
S-6%	618.13	641.79	666.99	695.76	738.54
S-8%	876.06	1050.73	1111.4	1184.69	1206.69