Crack Resistance and Mechanical Properties of Polyvinyl Alcohol Fiber-Reinforced Cement-Stabilized Macadam Base

Table 1

Performance index of composite Portland cement.

Item	Fineness (%)	Setting time (min)		Compressive strength (MPa)		Bending strength (MPa)
		Initial	Final	3 d	28 d	3 d	28 d
Test values	3.6	381	505	17.1	38.7	4.3	8.5
Technical requirements	≤10	>180	<600	≥11	≥32.5	≥2.5	≥5.5
Testing methods [30]	Negative pressure screen method	Vicat apparatus method	Method of testing cements for determination of strength (ISO method)