Open AccessStand up time in tunnel base on rock mass rating Bieniawski 1989
Author(s) -
Refky Adi Nata,
M. S. Murad
Publication year - 2017
Publication title -
aip conference proceedings
Language(s) - English
Resource type - Conference proceedings
SCImago Journal Rank - 0.177
H-Index - 75
eISSN - 1551-7616
pISSN - 0094-243X
DOI - 10.1063/1.5011608
Subject(s) - siltstone , rock mass rating , rock mass classification , classification of discontinuities , geotechnical engineering , geology , silt , coal , geological strength index , lithology , rock mechanics , mining engineering , mineralogy , mathematics , engineering , geomorphology , petrology , mathematical analysis , facies , structural basin , waste management
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