15-24-700 Fire prevention requirements.

   The following shall also apply to electrostatic spray painting apparatus and operations:

   (a)   Adequate booths, fencing, railings or guards shall be so placed about the equipment that they, either by their location or character or both, assure that a safe isolation of the process is maintained from plant storage and personnel. Such railings, fencing and guards shall be conducting material adequately grounded and shall be at least five feet from the processing equipment.

   (b)   Signs designating the process as dangerous in regard to fire and accident shall be posted. Such signs shall have a white field with red letters at least four inches high with at least one-half-inch stroke. Such signs shall read as follows: “Electrical and Fire Hazard – Keep Away – Only Authorized Personnel Permitted”.

   (c)   All insulators shall be kept clean and dry.

   (d)   Drip plates and screens subject to paint deposits shall be removable and shall be taken to a safe place for cleaning.

(Prior code §  129.1-62)

15-24-710 Portable electrostatic paint-spraying operations.

   Electrostatic handheld mobile paint-spraying and paint-deterring apparatus shall conform to the requirements of Chapter 15-24 for the provisions of paint spraying and to the specific requirements of the following:

   (a)   Electrostatic apparatus and devices used in connection with paint-spraying and paint-deterring operations shall be only of the approved type.

   (b)   Transformers, power packs, control apparatus and all other electrical portions of the equipment, with the exception of electrostatic atomizing spray gun and its connections, shall be located outside of the spraying areas or vapor areas, as defined in Section 15-24-550 or shall comply with the requirements of Section 14E-5-500 for Class II hazardous locations.

   (c)   The handle of the spraying gun shall be grounded, by a metallic connection, in such a manner that the operator is grounded during the time the spray gun is operated.

   (d)   All objects and devices within the spray area shall also be grounded and signs posted stating the object or device is grounded during the time the spray gun is operated.

   (e)   Adequate ventilation shall be provided to eliminate an explosive atmosphere due to the presence of explosive vapor.

   (f)   Signs, as required by Section 15-24-700(b) shall be posted in the area to prevent personnel from being harmed.

(Prior code § 129.1-62.1; Amend Coun. J. 9-6-17, p. 55278, Art. II, § 56)

ARTICLE VII. DIPPING AND ROLL COATING (15-24-720 et seq.)

15-24-720 Definitions.

   “Dip tank” means a tank, vat or container containing Class I, II, or III flammable liquid or a liquid containing any volatile flammable substance in solution or by suspension in which articles or materials are immersed for the purpose of coating, finishing, cleaning, treating or similar processes.

   “Dip tank vapor area” means the area within a 20-foot radius of any dip tank, its drain board or associated drying, conveying or other equipment, during operation or shutdown periods, unless separated by walls conforming to Section 15-24-570 of this Code.

(Prior code §  129.1-63)

15-24-730 Restrictions.

   Dip tanks shall not be permitted in any institutional building. Dip tanks shall not be permitted in any school, assembly or multiple-dwelling building, except in a room designed for the purpose, protected with an approved system of automatic sprinklers and separated vertically and horizontally from other parts of the building by construction having not less than two-hour fire-resistive rating.

(Prior code §  129.1-64)

15-24-740 Ventilation.

   Ventilation of dip tanks vapor areas shall comply with the applicable sections of Chapter 13-176 . Such ventilation shall be adequate to prevent the vapor accumulations. Such ventilation shall also be so arranged that failure of any ventilating fan shall automatically stop any dip tanks conveying system.

(Prior code §  129.1-65)

 

Notes

13-176

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15-24-750 General requirements.

   Dip tanks, as defined in Section 15-24-720, shall comply with all applicable provisions of this Code and with the special provisions of Sections 15-24-760 to 15-24-830.

(Prior code §  129.1-66)