<abstract xmlns="http://www.w3.org/1999/xhtml"> The sectional stresses (M, N) in a gallery lining are computed comparatively numerical by FEM taking into account the interaction underground structure - surrounding ground and analytical by Protodiakonov method. The last method is based on coincidence arch born in ground over gallery.Comprehensive analyses allow to settle the domain in which Protodiakonov method can be applied as well as the conditions in which discharge arches appear in ground above underground or embedded structures.The study is available for galleries (tunnels) built so that their lining takes loads from undeformed ground (rock) mass surrounding gallery, existent before excavation.</abstract>

The sectional stresses (M, N) in a gallery lining are computed comparatively numerical by FEM taking into account the interaction underground structure - surrounding ground and analytical by Protodiakonov method. The last method is based on coincidence arch born in ground over gallery.Comprehensive analyses allow to settle the domain in which Protodiakonov method can be applied as well as the conditions in which discharge arches appear in ground above underground or embedded structures.The study is available for galleries (tunnels) built so that their lining takes loads from undeformed ground (rock) mass surrounding gallery, existent before excavation.

Assessment Concerning the Domain of Applicability of Protodiakonov Method in Calculus of Underground Structures

Modelling in Civil Environmental Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The sectional stresses (M, N) in a gallery lining are computed comparatively numerical by FEM taking into account the interaction underground structure -...

Assessment Concerning the Domain of Applicability of Protodiakonov Method in Calculus of Underground Structures

Publié en ligne: 13 mai 2017

Pages: 21 - 31

DOI: https://doi.org/10.1515/mmce-2017-0003

Mots clés
underground structure, interaction, lining, sectional stresses (M, N)

© by Adrian Popovici

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Assessment Concerning the Domain of Applicability of Protodiakonov Method in Calculus of Underground Structures

Publié en ligne: 13 mai 2017

Pages: 21 - 31

DOI: https://doi.org/10.1515/mmce-2017-0003

Mots clésunderground structure, interaction, lining, sectional stresses (M, N)

© by Adrian Popovici

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
underground structure, interaction, lining, sectional stresses (M, N)