N.H. Admin. Code § Saf-C 1607.03

Current through Register No. 50, December 12, 2024

Section Saf-C 1607.03 - Record Keeping

(a) Each licensee or holder of a certificate of competency shall keep a record of explosive material fired or otherwise disposed of.

(b) The records, in (a) above, shall include:

(1) A daily log which shall contain:

a. The manufacturer's name; and

b. The type, size and identification number of the explosives; and

(2) A record of each blast completed prior to or immediately following detonation, that includes the following:

a. Name and certificate of competency number of person setting off blast;

b. The date, time and location of the blast;

c. Total amount of explosive detonated;

d. Amount of explosive in each hole;

e. Amount, type and delay time of initiators;

f. Maximum weight of explosive used in each delay period;

g. Diameter of each hole and the distance between the last loaded explosive and the surface of the hole;

h. Distance between the closest explosive and nearest structure;

i. Type of matting or cover used to contain fragments and to prevent particles from being discharged in the direction of workers and the general public;

j. Whether vibration recording instruments were utilized or the scaled distance 50 cited in Table 1625.2 was followed;

k. Written description or diagram showing:

1. Location and spacing of loaded holes;

2. Location and amount of each delay period;

3. Location of blast site and distance to:

(i) The nearest structures;

(ii) Overhead wires;

(iii) Underground pipes or wires; and

(iv) Highways which are close enough to be affected by ground vibration or air blast; and

4. Location of and distance from blast site to vibration recording instruments, if utilized; and

l. The names and date of births of those assisting the operator in loading and firing of the blast.

(c) In addition to fulfilling the requirement in (a) above, these records shall be compiled for the purpose of submitting documentation, by an applicant for a certificate of competency, pursuant to Saf-C 1604.03, of experience in the handling and use of explosive materials to the director, to comply with requirements for an original certification or upgrade of a certificate of competency to conduct blasting operations.

(d) All records required by this section shall be kept for 5 years.

N.H. Admin. Code § Saf-C 1607.03

#2220, eff 12-31-82; ss by #2837, eff 8-27-84; ss by #4584, eff 3-3-89; ss by #5996, INTERIM, eff 3-3-95, EXPIRES, 7-1-95; ss by #6054, eff 7-1-95, EXPIRED: 7-1-03

New. #8116, INTERIM, eff 7-14-04, EXPIRES: 1-10-05; ss by #8231, eff 12-20-04

Amended by Volume XXXIII Number 37, Filed September 12, 2013, Proposed by #10396, Effective 8/15/2013, Expires 8/15/2023.