New Mexico Administrative Code
Title 19 - NATURAL RESOURCES AND WILDLIFE
Chapter 8 - COAL MINING
Part 20 - PERFORMANCE STANDARDS - SURFACE COAL MINING OPERATIONS
Section 19.8.20.2033 - USE OF EXPLOSIVES: RECORDS OF BLASTING OPERATIONS
Current through Register Vol. 35, No. 18, September 24, 2024
The operator shall retain a record of all blasts for at least 3 years. Upon request, copies of these records shall be made available to the director and to the public for inspection. Such records shall contain the following data:
A. name of the operator conducting the blast;
B. location, date, and time of the blast;
C. name, signature, and certification number of the blaster conducting the blast;
D. identification, direction, and distance, in feet, from the nearest blast hole to the nearest dwelling, public building, school, church, community or institutional building outside the permit area, except those described in Subsection E of 19.8.20.2032 NMAC;
E. weather conditions, including those which may cause possible adverse blasting effects;
F. type of material blasted;
G. sketches of the blast pattern, including number of holes, burden, spacing, decks, and delay patterns;
H. diameter and depth of holes;
I. types of explosives used;
J. total weight of explosives used per hole;
K. the maximum weight of explosives detonated in an 8-millisecond period;
L. initiation system;
M. type and length of stemming;
N. mats or other protection used;
O. seismographic and airblast records, if required, which shall include:
P. reasons and conditions for each unscheduled blast.