IS 14749 : 2000 Proforma for Analysis of Unit Rate of Underground Excavation by Cyclic Drilling and Blasting

ICS 93.020 ; 17.020 WRD 23
Reaffirmed 2021

1 Scope

This standard lays down proforma for analysis of unit rate ofunderground excavation by cyclic drilling and blasting. Thisstandard does not include provisions for underground lining.