Indian Codal Provisions for Shotcrete - Appraisal and Recommendations

There has been a rapid advancement of shotcrete technology in international sector since the first Indian shotcrete code was published. Recommended practice for shotcreting (IS 9012) was first published in 1978 and reaffirmed in 2002. The provisions in certain clauses of this code are inadequate. Hence, this paper reviews and compares the codal provisions in IS 9012 with other international codes such as American Concrete Institute (ACI), European Standards (EN) and European Federation of National Associations Representing for Concrete (EFNARC).The paper also presents recommended provisions for inclusion and amendment in IS 9012.