Lecture 22: Classification of Rock Mass: Rock Mass Rating (RMR) - 2
37:03
Lecture 23: Classification of Rock Mass: Rock Mass Quality (Q-system) - 1
33:01
Lecture 21: Classification of Rock Mass: Rock Mass Rating (RMR) - 1
40:04
Lecture 18: Engineering Classification of Intact Rocks, Concept of Rock Mass, RQD
31:05
Rock Mass Properties - Dr. Evert Hoek Lecture Series
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How To Estimate RQD using Joint Count, Joint Spacing, and Joint Frequency | Problems and Solutions
22:17
Lecture 25: Classification of Rock Mass: Geological Strength Index (GSI)
6:37
Disparada do dólar é sinal de que Lula perdeu a mão na economia?
18:36