New Jersey Administrative Code

(a) On the premises where a type 1 magazine, a type 2 outdoor magazine or a type 4 outdoor magazine is located, the holder of a "permit to store" explosives shall post a conspicuous warning sign which shall: 1. Read "EXPLOSIVES--KEEP OFF"; 2. Have lettering at least three inches …

(a) The holder of a "permit to store" explosives shall keep the fire official informed of: 1. The location of all magazines; 2. The maximum amount of explosives being stored; 3. The type and class of explosives being stored; and 4. Any consequential changes in the location of mag…

(a) This section shall apply to the construction of type 1 magazines. (b) A type 1 magazine shall be a permanent structure, a building, an igloo, a tunnel, or a dugout. It shall be bullet-resistant, fire-resistant, weather-resistant, and theft-resistant. (c) All type 1 magazines …

(a) This section shall apply to the construction of type 2 outdoor magazines. (b) A type 2 outdoor magazine shall be a box, trailer, semi-trailer, or other mobile facility. (c) Type 2 outdoor magazines shall be bullet-resistant, fire-resistant, weather-resistant, and theft-resist…

(a) This section shall apply to the construction of type 2 indoor magazines. (b) Type 2 indoor magazines shall be fire-resistant and theft-resistant. They need not be bullet-resistant and weather-resistant if the buildings in which they are stored provide protection from the weat…

(a) This section shall apply to the construction of type 3 magazines. (b) A type 3 magazine shall be a "day-box" or other portable magazine. It shall be fire-resistant, weather resistant and theft resistant. (c) A type 3 magazine shall be constructed of not less than 12 gauge (.1…

(a) This section shall apply to the construction of type 4 outdoor magazines. (b) A type 4 outdoor magazine shall be a building, igloo, tunnel, dugout, box, trailer, or a semi-trailer or other mobile magazine. (c) Type 4 outdoor magazines shall be fire-resistant, weather-resistan…

(a) This section shall apply to the construction of type 4 indoor magazines. (b) Type 4 indoor magazines shall be fire-resistant and theft-resistant. They need not be bullet-resistant and weather-resistant if the buildings in which they are stored provide protection from the weat…

(a) Magazines shall not be provided with artificial heat. (b) No lighting shall be placed or used in a storage facility of type 1, 2, 3, or 4 magazines except approved battery activated safety lights or battery activated safety lanterns. (c) Magazines shall be ventilated to preve…

This subchapter shall apply to the transportation of explosives off-the-highway, underground, and manually. Notes N.J. Admin. Code § 12:190-6.1

(a) This section shall apply to the transportation of explosives off-the-highway at the project site. (b) When the blasting project is being performed in a location where the public, or workers not associated with the blasting, could approach, the explosives on the vehicle shall …

(a) This section shall apply to motor vehicles transporting explosives at off-the-highway projects. (b) Motor vehicles used for transporting explosives shall be strong enough to carry the load and shall be in good mechanical condition. (c) When explosives are transported in an op…

(a) Any vehicles on the job site containing explosives shall be placarded on the front, back, and sides, in one of the following ways: 1. Placards with the word "EXPLOSIVES" in letters six inches high and in colors contrasting with the background; or 2. Placards in accordance wit…

(a) The person using any vehicle for the transportation of explosives, including the owner or lessee, shall be responsible for the keeping of records related to inspections required under the Act. (b) No explosives shall be transported in any form of full trailer, nor shall any t…

(a) This section shall apply to the transportation of explosives from the surface to underground operations. (b) Explosives in small amounts shall be transported in a substantially constructed transport box with lid and sides of plywood at least one inch thick or equivalent. The …

(a) This section shall apply to the manual transportation of explosives by a person. (b) Explosives shall not be carried in personal clothing. (c) When it is necessary to carry explosives which are not in the original outside container, they shall be carried in a suitable bag or …

(a) This subchapter shall apply to the use of explosives. Notes N.J. Admin. Code § 12:190-7.1

(a) Prior to drilling blast holes, a written diagram and a field layout of all blast holes shall be prepared by the blaster and given to the driller. (b) The surface shall be carefully examined to detect the possible presence of unfired explosive materials, and drilling shall not…

(a) The blaster shall plan each blast taking special precautions in loading, delaying, initiation and confinement so as to control the throw of fragments, ground vibration, and air blast effects. (b) In planning a blast, careful consideration shall be given to the initiating syst…

(a) Precautions shall be taken to prevent accidental discharge of electric blasting caps from current induced by radar, radio transmitters, lightning, adjacent power lines, dust storms or other sources of extraneous electricity. 1. All blasting operations shall be suspended and a…

(a) The safety fuse shall be in good condition. It shall not be kinked, bent sharply or handled roughly. (b) Each spool of safety fuse shall be test burned to determine the burning rate. The burning rate shall be posted to assure that all persons using the fuse will know the burn…

(a) Detonating cord shall be in good condition, and have the proper core load and construction type for the work scheduled. It shall be kept free of kinks and sharp bends. (b) Detonating cord down lines in blast holes shall be attached to a cap sensitive primer charge. Where the …

Detonating systems not specifically addressed in this subchapter shall be utilized in accordance with the manufacturer's recommendation. Notes N.J. Admin. Code § 12:190-7.15

(a) The amount of explosives taken into the blasting area shall not exceed the amount estimated by the blaster as necessary for the day's blasting. (b) Damaged or deteriorated explosives shall not be delivered to the blast site. (c) Only commercially manufactured explosive materi…

(a) Blasting operations shall be under the direct supervision of a blaster holding the proper grade permit to use explosives. (b) The blast hole loading crew shall be limited to four helpers for each blaster holding a permit to use explosives. When two or more blasting crews are …

(a) Before firing a blast which could cause injury to persons or damage to property from fly-rock, the material to be blasted shall be properly covered with blasting mats. (b) The blaster shall fix the time of blasting. (c) Prior to connecting the firing line to the blasting mach…

(a) Immediately after a blast has been fired, the firing line shall be disconnected from the blasting machine and all blasting lines shall be shunted. When firing from an electric power source in underground blasting, the switches shall be locked in an "Off" or "Open" position an…

(a) Every mine operator employing the services of a blaster shall use every reasonable precaution to provide for the safety of his employees, all persons at the blast site, and the public in the vicinity of the blast site. Such operator shall comply with this subchapter. (b) Ever…

(a) When a misfire is discovered, the blaster shall provide proper safeguards and notify his employer. (b) No work shall be done except that necessary to remove the hazard of the misfire and only those employees necessary to do the work shall remain in the blast area. (c) When br…

(a) While loading block holes, other work shall not be allowed in the immediate area. (b) Block holes shall contain at least 85 percent stemming material. Notes N.J. Admin. Code § 12:190-7.21

(a) No person shall drive a vehicle or equipment over electric blasting caps, leg wires, connecting wires, detonating cord, loaded blast holes or other explosive materials. (b) Liners shall not be used in blast holes, unless proper precautions are taken to prevent the accumulatio…

(a) Pneumatic loading equipment shall be constructed of materials compatible with the type of explosive materials to be used. (b) Pneumatic loading equipment shall be used according to the recommendation of its manufacturer. (c) A positive grounding device shall be used to preven…

(a) Any person responsible for demolition by explosives shall comply with all applicable provisions of this Explosives Act, N.J.S.A. 21:1A-128 et seq., and these rules. (b) A person intending to demolish by explosives any construction shall notify the appropriate officials of the…

(a) This section shall apply to air blast effects on a construction that is neither owned nor leased by the person conducting or contracting for the blasting operation closest to the nearest explosives to be detonated. (b) All blasting shall be monitored by the blaster to determi…

(a) This section shall apply to ground vibrations on a construction closest to the nearest loaded blast hole to be detonated that are neither owned nor leased by the person conducting or contracting for the blasting operation. (b) In planning any blast, precautions shall be taken…

(a) Any person intending to conduct a blasting operation shall notify the New Jersey Department of Labor and Workforce Development, Division of Public Safety and Occupational Safety and Health, Mine Safety Section in Trenton of such intention prior to conducting the blasting oper…

Any person conducting blasting operations shall have at the blasting site a current permit to use explosives and evidence of insurance required by N.J.A.C. 12:190-7.5. Notes N.J. Admin. Code § 12:190-7.4

(a) Any self-employed person in possession of a valid permit to use explosives for blasting purposes shall have an insurance coverage for blasting damage not less than $ 500,000 for property damage including explosion, collapse, and underground utility damage and $ 500,000 to $ 1…

(a) Blasting, except during normal unusual conditions and when approved by the Commissioner, shall be conducted only during daylight hours, but shall not be conducted before 8:00 A.M. or after 6:00 P.M. on the day of blasting. (b) Blasting shall not be conducted on Sundays except…

(a) This section shall apply to: 1. Blasting operations in the vicinity of underground utility lines or exposed utility lines making contact with the earth's surface, which are, but not limited to, any of the following: gas, water, hydrocarbon, sewer, electric or telephone lines;…

(a) Before blasting within the right of way of a highway where the bank or unpredictable rock conditions are liable to cause fly rock, the police authority having jurisdiction over the highway shall be notified of intent of the blaster to stop traffic. (b) When blasting under the…

(a) A sign indicating blasting warning signals shall be posted at one or more conspicuous places where blasting operations are being conducted. The blaster shall set adequate time sequences between warning signals to give the public sufficient time to take cover. The lettering on…

(a) This subchapter shall apply to the storage, handling and mixing of blasting agents. (b) Unless otherwise set forth in this chapter, blasting agents shall be stored in the same manner as other explosives. (c) The construction and operation of motor vehicles for the bulk delive…

(a) Buildings or other facilities used for mixing blasting agents shall be located, with respect to inhabited buildings, passenger railroads and public highways in accordance with N.J.A.C. 12:190-5. (b) In determining the distance separating highways, railroads, and inhabited bui…

Notes N.J. Admin. Code § 12:190-9.3 Amended by R.1988 d.16, effective 1/4/1988. See: 19 New Jersey Register 1883(a), 20 New Jersey Register 99(b). Section was "Mixing buildings".

(a) Equipment used for mixing blasting agents shall conform to this section. (b) The design of the mixer shall minimize the possibility of frictional heat, compaction, and especially confinement. All bearings and drive assemblies shall be mounted outside the mixer and be protecte…

(a) The provisions of this section shall be considered when determining blasting agent compositions. (b) The sensitivity of the blasting agent shall be determined by means of a No. 8 blasting cap at regular intervals after every change in formulation, or as may be required by the…

(a) Precautions at mixing plants shall include the following as provided by this section. (b) Floors shall be constructed so as to eliminate floor drains and piping into which molten materials could flow and be confined in case of fire. (c) The floors and equipment of the mixing …

(a) Pneumatic loading from bulk mix delivery motor vehicles into blast holes primed with electric blasting caps or other static-sensitive systems shall conform to this section. (b) A positive grounding device shall be used to prevent the accumulation of static electricity. (c) A …

(a) The bin shall be a Type 4 magazine and shall be waterproof. (b) The bin, including supports, shall be constructed of compatible materials, and adequately supported and braced to withstand the combination of all loads, including impact forces arising from product movement with…