GSI Validator

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Current Labels

Wall:
Elevation:
Surface:
Structure:
GSI:

Validator Decisions


Surface

Structure

GSI

GSI Reference

Surface mapping

5Very Good
4Good
3Fair
2Poor
1Very Poor

Structure mapping

5Intact
4Blocky
3Very Blocky
2Blocky/Disturbed/Seamy
1Disintegrated

GSI chart

Geological Strength Index chart for jointed rocks