Earth pressure distribution and its impact on retaining pile walls with one level of anchors according to NCh3206 standard

In Chile, for the design of an excavation support system, the recommendations of the NCh3206 standard are used, of which its update is being processed. Both for the current standard and for the update, the alternative of uniform or trapezoidal earth pressure distribution for a retaining wall with on...

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Autor principal:	Raddatz,Dennis
Lenguaje:	English
Publicado:	Universidad Católica de la Santísima Concepción 2021
Materias:	earth pressure seismic increase NCh3206 retaining pile walls anchor
Acceso en línea:	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-28132021000100006
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spelling	oai:scielo:S0718-281320210001000062021-07-20Earth pressure distribution and its impact on retaining pile walls with one level of anchors according to NCh3206 standardRaddatz,Dennis earth pressure seismic increase NCh3206 retaining pile walls anchor In Chile, for the design of an excavation support system, the recommendations of the NCh3206 standard are used, of which its update is being processed. Both for the current standard and for the update, the alternative of uniform or trapezoidal earth pressure distribution for a retaining wall with one anchor level is mentioned. For the current standard, it is indicated that the analysis should be performed for both earth pressure distributions and must be used the most unfavorable for the design of the excavation support system, and for the update it is indicated that one or the other can be used. In this research work, the impact of using one or another earth pressure distribution for projects of discontinuous pile walls is studied. 60 different models are analyzed with characteristic soils from areas with large residential and commercial developments. This means that many retaining projects are developed with these soil conditions for two different types of load after the piles and for five different excavation heights. The difference between what is obtained with both earth pressure distributions is analyzed based on four variables: maximum positive and negative bending moment in the pile, maximum shear in the pile and tension load for the anchor. The results are shown graphically and in tables, in order to appreciate the difference and their magnitude. Finally, comments are delivered, explaining the results obtained.info:eu-repo/semantics/openAccessUniversidad Católica de la Santísima ConcepciónObras y proyectos n.29 20212021-06-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-28132021000100006en10.4067/S0718-28132021000100006
institution	Scielo Chile
collection	Scielo Chile
language	English
topic	earth pressure seismic increase NCh3206 retaining pile walls anchor
spellingShingle	earth pressure seismic increase NCh3206 retaining pile walls anchor Raddatz,Dennis Earth pressure distribution and its impact on retaining pile walls with one level of anchors according to NCh3206 standard
description	In Chile, for the design of an excavation support system, the recommendations of the NCh3206 standard are used, of which its update is being processed. Both for the current standard and for the update, the alternative of uniform or trapezoidal earth pressure distribution for a retaining wall with one anchor level is mentioned. For the current standard, it is indicated that the analysis should be performed for both earth pressure distributions and must be used the most unfavorable for the design of the excavation support system, and for the update it is indicated that one or the other can be used. In this research work, the impact of using one or another earth pressure distribution for projects of discontinuous pile walls is studied. 60 different models are analyzed with characteristic soils from areas with large residential and commercial developments. This means that many retaining projects are developed with these soil conditions for two different types of load after the piles and for five different excavation heights. The difference between what is obtained with both earth pressure distributions is analyzed based on four variables: maximum positive and negative bending moment in the pile, maximum shear in the pile and tension load for the anchor. The results are shown graphically and in tables, in order to appreciate the difference and their magnitude. Finally, comments are delivered, explaining the results obtained.
author	Raddatz,Dennis
author_facet	Raddatz,Dennis
author_sort	Raddatz,Dennis
title	Earth pressure distribution and its impact on retaining pile walls with one level of anchors according to NCh3206 standard
title_short	Earth pressure distribution and its impact on retaining pile walls with one level of anchors according to NCh3206 standard
title_full	Earth pressure distribution and its impact on retaining pile walls with one level of anchors according to NCh3206 standard
title_fullStr	Earth pressure distribution and its impact on retaining pile walls with one level of anchors according to NCh3206 standard
title_full_unstemmed	Earth pressure distribution and its impact on retaining pile walls with one level of anchors according to NCh3206 standard
title_sort	earth pressure distribution and its impact on retaining pile walls with one level of anchors according to nch3206 standard
publisher	Universidad Católica de la Santísima Concepción
publishDate	2021
url	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-28132021000100006
work_keys_str_mv	AT raddatzdennis earthpressuredistributionanditsimpactonretainingpilewallswithonelevelofanchorsaccordingtonch3206standard
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Earth pressure distribution and its impact on retaining pile walls with one level of anchors according to NCh3206 standard

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