1. (1) Blaster:

   1. (a) A blaster is a person who is in responsible charge of any or all of the following during a blasting operation:

      1. 1. Direct supervision of the loading of explosives and firing of a blast;
      2. 2. Testing/inspection of initiation systems;
      3. 3. Control of initiation devices;
      4. 4. Completion and signature of the blaster’s report and or blast records;
      5. 5. Duties of handler as described in (3) below.
   2. (b) The blaster shall be present when the charge is detonated.
   3. (c) The blaster shall complete and sign a record for each blast pursuant to the requirements of Tenn. Code Ann. § 68-105-107.

2. (2) Limited blaster:

   1. (a) A limited blaster is a person who is in responsible charge of individual blasts that shall not exceed five (5) pounds of explosives for each blast. A limited blaster is a person who is in responsible charge any or all of the following for individual blasts:

      1. 1. Direct supervision of loading of explosives and firing of a blast;
      2. 2. Testing/inspection of initiation systems;
      3. 3. Control of initiation devices;
      4. 4. Completion and signature of the blaster’s report and or blast records;
      5. 5. Duties of handler as described in number three (3) below.
   2. (b) The limited blaster shall be present when the charge is detonated.
   3. (c) The limited blaster shall complete and sign a record for each blast pursuant to the requirements of Tenn. Code. Ann. § 68-105-107.

3. (3) Handler:

   1. (a) A handler is a person who engages in any or all of the following activities:

      1. 1. Ensures the explosives in the handler’s control are secured;
      2. 2. Ensures explosives are properly stored in approved magazines or are properly attended;
      3. 3. Directs the transportation of explosives;
      4. 4. Maintains inventory of explosive materials.
   2. (b) A handler shall comply with all applicable statutes, rules and adopted standards.
   3. (c) A handler may engage in blasting activity; provided, the handler engages in such operations under the direct supervision of a blaster or limited blaster.

4. (4) Firm:

   1. (a) A firm is an entity engaged in blasting activity which purchases, receives or takes possession of explosives.

Authority: T.C.A. §§68-105-106, 68-105-108, 68-105-113, 68-105-114, and 68-105-116. Administrative History: Original rule filed July 11, 1991; effective August 25, 1991. Amendment filed February 13, 2003; effective April 29, 2003.