div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: 0 1989 Z T Bieniawski-Engineering Rock Mass Classifications_ a Complete Manual for Engineers and Geologists in Mining Civil And Petroleum Engineering-Wiley-Interscience 1989 src=https:reader033fdocumentsusreader033viewer2022052308577c84591a28abe054b88c4chtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: 0 1989 Z T Bieniawski-Engineering Rock Mass Classifications_ a Complete Manual for Engineers and Geologists in Mining Civil And Petroleum Engineering-Wiley-Interscience 1989 src=https:reader033fdocumentsusreader033viewer2022052308577c84591a28abe054b88c4chtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: 0 1989 Z T Bieniawski-Engineering Rock Mass Classifications_ a Complete Manual for Engineers and Geologists in Mining Civil And Petroleum Engineering-Wiley-Interscience 1989 src=https:reader033fdocumentsusreader033viewer2022052308577c84591a28abe054b88c4chtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: 0 1989 Z T Bieniawski-Engineering Rock Mass Classifications_ a Complete Manual for Engineers and Geologists in Mining Civil And Petroleum Engineering-Wiley-Interscience 1989 src=https:reader033fdocumentsusreader033viewer2022052308577c84591a28abe054b88c4chtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: 0 1989 Z T Bieniawski-Engineering Rock Mass Classifications_ a Complete Manual for Engineers and Geologists in Mining Civil And Petroleum Engineering-Wiley-Interscience 1989...