IS Title/आईएस शीर्षक:
Quantitative Classification Systems of Rock Mass - Guidelines: Part 1 Rock Mass Rating (RMR) for Predicting Engineering Properties ( First Revision )
Superseding IS/सुपरसीडिंग आईएस:
IS 13365 : Part 1 : 1998
Degree of Equivalence/समतुल्यता स्तर:
Indigenous
Number of Revisions/पुनरीक्षणों की संख्या:
1
Number of Amendments/संशोधनों की संख्या:
No amendment issued