25 Pa. Code § 87.129

Current through Register Vol. 54, No. 45, November 9, 2024
Section 87.129 - Use of explosives: records of blasting operations

A record of each blast shall be retained for at least 3 years and shall be available for inspection by the Department and the public on request. Seismographic reports, if applicable, must be made a part of that record. The record must contain the following data:

(1) The name of the operator conducting the blast.
(2) The location, date and time of blast.
(3) The name, signature and license number of blaster-in-charge.
(4) The identification of and the direction and distance, in feet, to the nearest dwelling, public building, school, church, commercial or institutional building or other structure.
(5) Weather conditions, including temperatures, wind direction and approximate velocity.
(6) The type of material blasted.
(7) The number of holes, burden and spacing.
(8) The diameter and depth of holes.
(9) The types of explosives used.
(10) The total weight of explosives used.
(11) The maximum weight of explosives detonated per delay interval.
(12) The maximum number of holes detonated per delay interval.
(13) The initiation system.
(14) The type and length of stemming.
(15) The mats or other protections used.
(16) The type of delay detonator and delay periods used.
(17) A sketch of the blast pattern, including number of holes, burden, spacing, decks and delay pattern.
(18) The number of persons in the blasting crew.
(19) Seismographic and airblast records, when required, including the type of instrument, sensitivity and calibration signal of the gain setting or certification of annual calibration and the following:
(i) The seismographic or airblast level, or both, reading, including the exact location of seismograph and its distance from the blast.
(ii) The name of the person taking the seismograph reading.
(iii) The name of person and firm analyzing the seismographic record.
(20) The reasons and conditions for each unscheduled blast.

25 Pa. Code § 87.129

The provisions of this §87.129 adopted December 19, 1980, 10 Pa.B. 4789, effective 7/31/1982, 12 Pa.B. 2382; amended July 30, 1982, 12 Pa.B. 2473, effective 7/31/1982, 12 Pa.B. 2382; amended June 15, 1990, 20 Pa.B. 3383, effective 7/27/1991, 21 Pa.B. 3316; amended December 15, 1995, effective 12/16/1995, 25 Pa.B. 5821; amended August 8, 2008, effective 8/9/2008, 38 Pa.B. 4355.

The provisions of this §87.129 amended under the Surface Mining Conservation and Reclamation Act (52 P. S. §§ 1396.1-1396.19a); The Clean Streams Law (35 P. S. §§ 691.1-691.1001); and section 1920-A of The Administrative Code of 1929 (71 P. S. § 510-20); amended under section 4.2 of the Surface Mining Conservation and Reclamation Act (52 P. S. § 1396.4b); section 11 of the Noncoal Surface Mining Conservation and Reclamation Act (52 P. S. § 3311); and sections 1917-A and 1920-A of The Administrative Code of 1929 (71 P. S. § 510-17 and 510-20).

This section cited in 25 Pa. Code § 87.64 (relating to blasting plan); 25 Pa. Code § 87.76 (relating to surface mining near underground mining); 25 Pa. Code § 87.127 (relating to use of explosives surface blasting requirements); 25 Pa. Code § 90.43 (relating to blasting plan); 25 Pa. Code § 90.92 (relating to signs and markers); and 25 Pa. Code § 90.148 (relating to blasting).