presentación de powerpoint - lorenzo borselli y gsi ejercicios... · gsi =? tectonized sedimentary...
TRANSCRIPT
Ejercicios de clasificación de macizos rocosos
RMR y GSI
Versión 2.0 – 05-11-2019
By Lorenzo Borselliwww.lorenzo-borselli.eu
http://civilblog.org/2016/02/08/how-to-describe-rock-mass-characteristics-on-site/
Example of RMR classification ( data from table)
• UCS=40 Mpa• RQD=65%• Espaciado discontinuidad = 0.2 m
• Long discontinuidad : 2 m• Abertura: 2mm• Rugosidad: mediamente rugosa• Relleno: sin relleno• Alteracion: moderadamente
alterada
• Agua: completamente seco
RMR= ??
https://www.researchgate.net/profile/Quan_Jiang3/publication/303392918/figure/fig11/AS:668525127540738@1536400219070/Rock-mass-with-discontinuities.png
0.5 m
GSI=?
https://www.researchgate.net/profile/Quan_Jiang3/publication/303392918/figure/fig11/AS:668525127540738@1536400219070/Rock-mass-with-discontinuities.png
0.5 m
http://blogs.agu.org/mountainbeltway/2012/05/18/friday-fold-bedford-canyon-fm-california/
• UCS=10 Mpa• RQD=45%• Espaciado
discontinuidad = 0.05 m
• Long discontinuidad : <1m
• Abertura: >5mm• Rugosidad: lisa• Relleno: blando >5mm• Alteracion: mediamente
alterada
• Agua: completamente seco
RMR= ??
10 cm
http://blogs.agu.org/mountainbeltway/2012/05/18/friday-fold-bedford-canyon-fm-california/
GSI=??
10 cm
http://www.rci.rutgers.edu/~schlisch/structureslides/rubblizedbasalt.html
Breccia de falla RMR = Seguramente en este caso muy difícil da evaluar..Porque??
GSI=?
http://file.scirp.org/Html/3-1110016_8176.htm
GSI=??
GSI=??
GSI=??
Wheathered Basalt rock mass
http://www.qub.ac.uk/geomaterials/weathering/causeway/geologicalsuccession.html
GSI=
GSI=??
metamorphic rock mass
https://uwaterloo.ca/wat-on-earth/news/metamorphic-rocks
GSI=
GSI=??
Massive limestone rock mass
http://www.texturemate.com/content/free-texture-rock-2010100106?page=1
http://blogs.agu.org/mountainbeltway/2012/05/18/friday-
fold-bedford-canyon-fm-california/
GSI =?
Tectonized sedimentary rock mass