30. A procedure for good blasting practices certified by an engineer or a geologist must be implemented and kept up-to-date by the operator of a quarry where blasting work is carried out. The procedure must include
(1) a communication program with the citizens residing within a radius of 1 km and with the municipalities concerned; and
(2) a vibration monitoring program, that is, air overpressure and particulate velocity.
The operator of a quarry must record in a register the data collected as part of a program referred to in subparagraph 2 of the first paragraph and the following information:
(1) the name, contact information and profession of the person who carried out the measurements;
(2) the geographical coordinates of the points of measurement and of the dwellings and public institutions concerned;
(3) a description of the measurement device used, its accuracy and date of its last calibration;
(4) the weather conditions and any other data or observation that may influence the measurement or propagation of vibrations;
(5) the date and time of the beginning and end of the measurement period;
(6) a declaration of the person having carried out the measurements in which the person attests that the measurements were carried out in keeping with the program and good practice and generally accepted standards.
The operator must keep the procedure of good practice for a 5-year period and the data recorded in the register for the same period from the date of their entry. The procedure and data must be provided to the Minister on request.