Qhafor Ameen Hamasur

4-4-3 The proposed quantitative chart for GSI determination in
this study….……………………………………………………………..70
4-4-4 Estimation of the GSI from RMR………………………………………72
4-4-5 Links between GSI and rock mass properties ……………….……...73
4-5 The Hoek – Brown failure criterion………………………………………......76
4-6 Explanations about Hoek-Brown failure criterion………...........................81
4-6-1 Selection of σ ci and mi for Flysch……….……………………………..81
4-6-2 Rock mass strength……………………………………………………..82
4-6-3 Windows programme “RocLab”………………………………………..82
Chapter Five: Rock mass evaluation ……..……………………………83 -133
5-1 Preface………………………………………………………………………….83
5-2 Site conditions for rock masses in the surface sections
and boreholes…………………………………………………………………..83
5-3 Rock mass evaluation of surface sections and boreholes…………...……84
5-4 Rock mass evaluation of a-b, c-d & e-f profiles and choosing
the optimum one among these for dam site………………………………..122
Chapter Six: Conclusions and Recommendations……………....134 - 138
6-1 Conclusions…………………………………………………………………….134
6-2 Recommendations……………………………………………………………..137
References…………………………………………………………………………..139
Appendices……………………………………………………………………… 148
List of Figures
Figure No. Title Page
Fig (1-1) Satellite image of the study area showing the proposed dam site……...2
Fig (1-2) Location map of the study area……………………………………………. 3
Fig (1-3) Flow chart showing the procedure followed in the dam site evaluation...9
Fig (2-1) Tectonic map of Iraq shows location of the study area…………….……11
Fig (2-2) Basal conglomerate representing unconformity between Gercus
and Pila Spi Formations……………………………………………………..13
Fig (2-3) Basal conglomerate representing unconformity between Pila Spi
and Fatha Formations……………………………………………………..…14
Fig (2-4) Conglomerate represents the contact between Injana and
Mukdadiya Formations……………………………………………………..15
Fig (2-5) Alluvial fan deposits………………………………………………………….16
IV