Laboratory Investigation into Early-Age Strength Improvement of Cold Recycled Asphalt Mixture Containing Asphalt Emulsion and Cement

Table 2

Experimental program.

Influencing factor			Mixture composition	Evaluating indicator
Mixture composition	Cement	Six contents	4.0% AE (A)/Portland cement/2.3% moisture	ITS
		Three types	4.0% AE (A)/1.5% Portland cement/2.3% moisture
	AE	Seven contents	AE (A)/2.0% Portland cement/2.3% moisture
		Five types	4.0% AE/2.0% Portland cement/2.3% moisture
	Moisture	Ten contents	4.0% AE (A)/2.0% Portland cement	ITS and air voids content
Curing condition	Temperature		4.0% AE (A)/2.0% Portland cement/2.3% moisture	ITS and residual moisture content
	Humidity			ITS and residual moisture content
	Waiting time			ITS and air voids content