Page 25 - DETERMINATION OF HARD MASSS AND ROCK MASS

CLASSIFICATION OF HARD MASS & ROCK

MASS

02

CONFIRMATION OF

HARD MASS AND

ROCK MASS BY

MACHINERY (DIRECT

METHOD)

&

(INDIRECT METHOD :

POINT LOAD TEST).

Sample to be tested shall have size not less than 30mm and not

more than 85mm with the preferred dimension about 50mm