Preparation of design and estimate documentation since January 1, 1994 is made according to the Collections of norms of basic costs (CNBC) for geological and exploration works.
How to cite:
Golovkin A.V., Sosinsky L.M. Methodology for determining maximum permissible deviations of geological exploration drilling rates // Journal of Mining Institute. 1995. Vol. 140. p. 51-54.
