| Strength of intact rock material (UCS): |
|
MPa |
| Rock Quality Designation (RQD): |
|
% |
| Spacing of discontinuities: |
|
mm |
| Condition of discontinuities: |
- 1.Very rough surface. Not continous. No separation. Unweathered wall rock.
- 2. Slightly rough surfaces. Separation < 1 mm. Slightly weathered walls.
- 3. Slightly rough surfaces. Separation < 1 mm. Highly weathered walls.
- 4. Slickensided surfaces. Or Gouge < 5 mm thick. Or Separation 1-5 mm continous.
- 5. Soft gouge > 5 mm Or Separation > 5 mm continous.
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| Ground water in joint: |
- 1. Completely dry, 2. Damp, 3. Wet, 4. Dipping, 5. Flowing
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| Slope dip direction: |
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| Joint dip direction: |
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| Slope dip : |
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| Joint dip: |
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| Mode of failure: |
- (P=Plane failure, T=Toppling failure)
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| Method of excavation: |
- (1.Natural slope, 2.Presplitting, 3.Smooth blasting, 4.Blasting or Mechanical, 5.Defficient blasting)
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