???? (Rock Classification) - PowerPoint PPT Presentation

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???? (Rock Classification)

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Title: ???? (Rock Classification)


1
????????
???????
2
???? (Rock Classification)
3
??????(??)
4
??????(???????)
5
???????
???????? ????????
D C B A
????? ?????
??????? ???????
????
????

????

6
??????? (1)
????????????????????
7
??????? (2)
????????????????????????????????
????????????
8
??????? (3)
????????????????????????????????????????????????
??????
9
???????????????
10
???????
  • ????????
  • ???????
  • ????????
  • 4. ???????

11
???????
  • ????????
  • ???????
  • ????????
  • 4. ???????

12
Terzaghi????? 1946
????????????????????????
??????????????????????????????????????
13
Rabcewicz????? 1957
???????????????????
14
Lauffer????? 1958
??????????????????????
???A?B?C?????Terzaghi???1?2?3????????????
15
Müller????? 1958
??????????????????????????
16
Müller???????? 1970
17
???????
  • ????????
  • ???????
  • ????????
  • 4. ???????

18
??????
1. ????? 2. ?????? 3. ?????? 4. ????? 5. ??????
19
?????(?????????)
20
?????(?????)
21
????(???????)
Müller 1965
22
??????
23
RQD (Rock Quality Designation)
???????????????10cm??????? (Deere1966)
24
???????RQD
25
RQD?????
Bieniawski 1978
26
JRC (Joint Roughness Coefficient)
Nick Barton et al. 1977
27
???????
  • ????????
  • ???????
  • ????????
  • 4. ???????

28
????????
???????????????
???????????????
1. RSR (Rock Structure Rating) Wickham et al.
1972 2. RMR (Rock Mechanics Rating) Bieniawski
1973 3. Q value Barton et al. 1974
29
RSR (Rock Structure Rating)
30
RMR (Rock Mechanics Rating)
? ?????
? ????
? ??????
31
RMR????????
32
Q value (rock mass Quality)
33
Q value ?????
?????? RQD ????? Jn ???????? Jr ???????? Ja ??????
???? Jw ?????? SRF
34
Q value ?????
35
Q value ????????
36
???????
  • ????????
  • ???????
  • ????????
  • 4. ???????

37
RMR?Q????
38
RMR?Q????(???)
39
Lauffer??????RMR?Q
40
????????????(RMR,Q)
????
????
????
????
RMR
Q
41
????????????(RQD)
42
????????????(???)
????
????
????
????
?????
??????
43
????????????(Q???)
44
??????????????
45
????????
?????????
46
?????????
?????????????????????
????????????????????
47
?????

????
????
48
????????(??????)
49
??????????(??)
????????
50
?????????????
?????????????
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