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Vol 183
Pages:
297-299
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Research article
Drilling

Experience in providing the stability of tunnel face and roof during its drivage in proterozoic clays

Authors:
V. A. Maslak
About authors
  • Deputy Head of Board on Capital Construction The Saint-Petersburg Metro
Date submitted:
2008-10-29
Date accepted:
2008-12-11
Date published:
2009-04-01

Abstract

Methodology for assessment of state of advance support of face with fiberglass anchors and the working¢s roof – with tube anchors, is given. The results of in-situ experimental observations for efforts in anchors, displacements of excavation and growth of load on the advance supports in its roof are shown.

Keywords:
face ground anchor clay mine working stability stress deformation monitoring
Go to volume 183

References

  1. Маковский Л.В. Под защитой экрана из труб // Метрострой. 1980. № 4. С.23-24.

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