Johnatan Ramos Rivera

5 Questions 9 Answers 0 Followers

Questions related from Johnatan Ramos Rivera

Are there some recent studies of internal erosion of soils with dispersive behavior?

We have a dam embankment and it has been affected by dispersive phenomenon in the laboratory scale test and the process continues still today in all borrow sites. (We cannot change the borrow...

31 March 2015 2,266 5 View

What is the best software or type analysis (FEM-DEM) to evaluate underground tunnels?

Hello, I am looking for a recommendation to evaluate underground excavations in rock and a defined criteria to select type analysis (FEM or DEM) and perform a stress-strain analysis in tunnel...

19 March 2015 5,728 10 View

Are there some equations or cases study about the relation of overbreak in tunnels related to Stress condition and joint discontinuities?

Are there some equations or cases study about the relation of overbreak in tunnels related to Stress condition and joint discontinuities? I read about Barton & Grimstad (2014) article and they...

11 March 2015 2,506 6 View

Can someone provide references for data from Blast-induced damage on Tunnels?

Hello, I am looking for data from different tunnels in the world about Q barton classification or RMR, abscissa, support and geological survey. Can you give some references or links to compile...

23 September 2014 1,657 2 View

Is there some reference for modelling or evaluating internal erosion with dispersive clays in earth dams?

I am working evaluating the potential of internal erosion in some earth-dams in Colombia, I founded some critical dams with a dispersive behavior, but I read some papers about internal erosion...

31 July 2014 3,998 11 View