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Vol 64 Iss. 1
Pages:
34-39
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RUS
Article

Dependence of strength of layered material on adhesion and friction at contacts of layers

Authors:
O. V. Timofeev
R. E. Dashko
N. S. Konokotov
Date submitted:
1973-07-27
Date accepted:
1973-09-22
Date published:
1974-01-01

Abstract

Sedimentary rocks usually have a layered structure, and the strength characteristics at the contacts of layers (cohesion sk and angle of internal friction φk ) can vary from zero to their values in the material of the layer (cm and φm ).

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References

  1. Bezkaravainy V.G. Stability of heterogeneous targets. Journal of Mining Institute, vol. 49, Issue 1, 1964.
  2. Borisenko S.G., Sorokin A.D., Guzchenko V.G. Investigation of the influence of rock fracturing on the stability of the pillar. University Proc., Nonferrous Metallurgy, 1964, No. 2.
  3. Borshch-Kompaneets V.I., Martynov Y.I. To the problem of stability of fractured roof. University Proc., Mining Journal, 1963, No. 1.
  4. Kim D.N. Influence of structure on shear strength of massif and determination of calculated mechanical characteristics, Proc. VNIMI, Coll. 72. 1969.
  5. Kuznetsov G.N. Bublik F.P. Kuznetsov S. Т. Strength of non-uniform inter-chamber targets, Proc. VNIMI, Coll. 45, 1962.
  6. Martynov Yu.I. Strength properties of fractured rocks. University Proc. - Mining Journal, 1963, No. 3.
  7. Strength of rocky rocks in massif. University Proc., Mining Journal, 1966, No. 7. Authors: Y.I.Turintsev, T.P. Bakhareva, P.I. Zobnin. P.P. Bastan.
  8. Filatov K.A. Dependence of strength and deformation properties of samples from equivalent materials on the direction of their layering, Proc. VNIMI, Coll. 60, 1966.
  9. Fisenko G.L. Stability of quarry sides. M., Nedra, 1965.
  10. Kharitonov N.I. About influence of layering and fracturing on mechanical strength of materials. University Proc., Mining Journal, 1965, No. 8.

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