It suggests that the size of the rock-strewn mix and the perpendicular pressures influence the stone's strength is being received. An internal review by the friction angle is likely to decrease in value of (D50)
It pointed out that the mass of the ballast and voltage perpendicular to influence the strength of the rock. The internal friction angle tends to decrease when the value of (D50).
It pointed out that the particle size of stone and the perpendicular pressure and used influences on compressive strength of rock The internal friction angle decreased when the value of (D50).