:
IS 5878 (Part 2/Sec 2) : 1971 Reviewed In : 2020
IS Title/आईएस शीर्षक:
Code of practice for construction of tunnels: Part 2 underground excavation in rock: Sec 2 ventilation, lighting, mucking and dewatering
Superseding IS/सुपरसीडिंग आईएस:
None
Degree of Equivalence/समतुल्यता स्तर:
Indigenous
Number of Revisions/पुनरीक्षणों की संख्या:
New Standard