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  1. Jandres26

    Mohr-Coulomb Failure envelope - help please

    if this information is in PSI units, and we convert it to Megapascals, it gives more reasonable numbers for a rockmass. s1 s3 0 -6 61 0 103 7 144 14 213 21 434 41 very high S1
  2. Jandres26

    Energy considerations in rock mechanics

    someone know something about LERD or MGW from Map 3D or from Abacus (also known as Disipated Plastic Energy DPE)
  3. Jandres26

    Friction angle of crushed rock

    I usually model broken rock product of caving mining methods. I use a ´´natural ´´ friction angle of the broken material, something like 30°
  4. Jandres26

    Energy considerations in rock mechanics

    Hi, Im working in energy release rate concepts...ive been taken to some actual works from wiles and beck, about new energy criteriums, like MGW and LERD.This parameters are atemporals? they are independent of the stages of mining? Does someone know a little bit about this? please HELP ME°!!!!
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