Page 6 - DETERMINATION OF HARD MASSS AND ROCK MASS
P. 6

CLASSIFICATION OF HARD MASS & ROCK



                                                                                       MASS








            01                                                               For determination of the volume of individual
                                                                             boulder, diameters of the boulder in three (3)

                                                                             orthogonal directions shall be taken. The average of

                                                                             the three (3) dimensions shall be used to calculate the

                                                                             volume of boulder.
            CLASSIFICATION

            OF HARD MASS &                                                   Records of measurements and photographs shall be

            ROCK MASS                                                        taken and recorded kept supporting the calculation of


                                                                             the volume of boulder.


                                                                             Confirmation of hard mass or rock mass excavation


                                                                             shall be verified by direct method and indirect

                                                                             method.
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