0120-0283 0120-0283 S0120-02832025000300145 10.18273/revbol.v47n3-2025007 Ecuador Ecuador 00 12 2025 00 12 2025 47 3 145 164

1992 205 1-3 1-3 187-204 ASTM D5873-05 2005 1977 10 1-2 1-2 1-54 2018 107-12 2010 51 1 1 45-58 CISE 2019 Commission on Engineering Geological Maps of the International Association of Engineering Geology 1976 2003 ESRI 2017 37 12 12 4302-15 2002 a 118-230 2002 b 18-114 1997 34 8 8 1165-86 IEE 2013 a IEE 2013 b IIGE 1982 IIGE 2014 IIGE 2018 IIGE 2019 INGEOMINAS 2004 ISRM 1978 15 3 3 89-97 2015 31 50 50 55-80 1999 1994 31 1 1 49-58 1950 40 3 3 214-36 1973 18 1 1 182-3 1953 23 2 2 117-9 1945 83 2 2 101-2 SGC 2013 1992 67-93 2005 8 1987 Beijing 2012 Paipa, Colombia 2008 54 7 7 1336-49 1922 30 5 5 377-92