joint roughness coefficient (JRC) 540 experimental

Dimensionless coefficient relating to joint roughness and size, ranked in ascending order from 0 for a flat smooth discontinuity to 20 for a wavy rough discontinuity, according to Barton's standard profiles (1977).

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      label
  • coefficient de rugosité (JRC)
  • joint roughness coefficient (JRC)
      notation
  • 540
      source
  • Recommandation AFTES GT1R1F1/A1

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date accepted 27 Apr 2022 11:49:58.575 | 27 Apr 2022 11:50:47.638
date submitted 27 Apr 2022 11:24:35.637
definition
entity joint roughness coefficient (JRC)
source graph graph

description
en Dimensionless coefficient relating to joint roughness and size, ranked in ascending order from 0 for a flat smooth discontinuity to 20 for a wavy rough discontinuity, according to Barton's standard profiles (1977).
fr Coefficient sans dimension relié à la rugosité et à la taille des épontes ; il varie entre 0 (pour une discontinuité planne et lisse) à 20 (pour une discontinuité ondulée et rugueuse), selon la classification établie par Barton (1977).
item class Concept | observed property | quantity kind
label
en joint roughness coefficient (JRC)
fr coefficient de rugosité (JRC)
modified 13 Oct 2023 12:05:14.038
notation 540
register Observed properties
status status experimental
submitter
account name h.bressan@brgm.fr
name Hélène Bressan

type register item
version info 13