JOURNAL OF YANGTZE RIVER SCIENTIFIC RESEARCH INSTI ›› 2001, Vol. 18 ›› Issue (4): 58-61.

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Measurement of elastic moduli of rock mass before and after grouting

 ZHU  Jie-Bing, JING  Feng, YIN  Jian-Min   

  • Online:2001-08-01 Published:2012-03-05

Abstract: By means of borehole dilatometer method,the insitu measurement of elastic modulus was carried out in the F215 fracture zone of Three Georges Project inthedifferent stages.These results reflect changes of moduli at fracture zone rockmass before and after grouting,whick offer a better index to evaluate grouting effect.