A New Mathematical Model for Predicting the Surface Vibration Velocity on the Step Topography

Table 3

Different prediction models.

Name of models	Formula
Sadaovsk
USBM
Indian
Sweden
Ambraseys–Hendron
Attewell
Japan

Note. V is the PPV, cm/s; Q is the maximum charge per delay, kg; R is the distance between blast hole and measuring point, m; K is the site coefficient; and α is the attenuation coefficient.