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Mode of instability in rock mass is mostly controlled by the orientation and type of discontinuities....

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Civil Engineering

Mode of instability in rock mass is mostly controlled by theorientation and type of discontinuities. Thus, the selection ofstabilization must be made based on the mode of instability. Answerthe following question:
a) Name FOUR (4) basic mechanisms of rock slope instability.


b) List the THREE (3) main parameters that control the stability ofa    jointed rock slope.

It is a common practice to install rock bolt together withcement grout. For an unstable slope face why such practice ishighly recommended. What is the purpose of cement grout in rockbolt installation?

Answer & Explanation Solved by verified expert
4.0 Ratings (557 Votes)
1The four basic mechanisms of rock slope instability acircular slip b plane sliding c wedge sliding and dtoppling2 Rock joint parameters such as persistence spacing and shearstrength are the factors which significantly affects the stabilityof a jointed rockThe laboratory investigation showed that the bolt capacitydepends basically on the mechanical properties ofgrouting    See Answer
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