14E-5-504 Intrinsically safe systems.

   The provisions of Article 504 of NFPA 70 are adopted by reference without modification.

(Added Coun. J. 9-6-17, p. 55278, Art. I, § 1)

14E-5-505 Zone 0, 1, and 2 locations.

   The provisions of Article 505 of NFPA 70 are adopted by reference without modification.

(Added Coun. J. 9-6-17, p. 55278, Art. I, § 1)

14E-5-506 Zone 20, 21, and 22 locations for combustible dusts or ignitable fibers/flyings,

   The provisions of Article 506 of NFPA 70 are adopted by reference with the following modifications.

1.   Revise subsection 506.15(A) by deleting items (3) and (4).

2.   Revise subsection 506.15(C) item (3) to read:

   “Type MI cable with listed termination fittings.”

3.   Revise subsection 506.15(C) by deleting items (4), (5), and (6).

(Added Coun. J. 9-6-17, p. 55278, Art. I, § 1)

14E-5-510 Hazardous (classified) locations – Specific.

   The provisions of Article 510 of NFPA 70 are adopted by reference without modification.

(Added Coun. J. 9-6-17, p. 55278, Art. I, § 1)

14E-5-511 Commercial garages, repair and storage.

   The provisions of Article 511 of NFPA 70 are adopted by reference with the following modifications:

1.   Revise subsection 511.7(A)(1) to read:

   “Fixed Wiring Above Class I Locations. All fixed wiring above Class I locations shall be in metal raceways, flexible metal conduit, liquidtight flexible metal conduit, or shall be Type MI, or PLTC cable in accordance with Article 725, or Type TC cable or Type ITC cable in accordance with Article 727.”

2.   Revise section 511.8 to read:

   “Underground Wiring. Underground wiring shall be installed in threaded rigid metal conduit or threaded intermediate metal conduit.”

(Added Coun. J. 9-6-17, p. 55278, Art. I, § 1)

14E-5-513 Aircraft hangars.

   The provisions of Article 513 of NFPA 70 are adopted by reference with the following modification:

1.   Revise subsection 513.7(A) to read:

   “Fixed Wiring. All fixed wiring in a hangar but not installed in a Class I location as classified in 513.3 shall be installed in metal raceways or shall be Type MI cable.”

(Added Coun. J. 9-6-17, p. 55278, Art. I, § 1)

14E-5-514 Motor fuel dispensing facilities.

   The provisions of Article 514 of NFPA 70 are adopted by reference with the following modification:

1.   Revise section 514.8 to delete Exception No. 2.

(Added Coun. J. 9-6-17, p. 55278, Art. I, § 1)

14E-5-515 Bulk storage plants.

   The provisions of Article 515 of NFPA 70 are adopted by reference with the following modifications:

1.   Revise subsection 515.7(A) to read:

   “Fixed Wiring. All fixed wiring above Class I locations shall be in metal raceways, or Type MI, Type TC, or Type PLTC and Type PLTC-ER cable in accordance with the provisions of Article 725, or Type ITC and Type ITC-ER cable as permitted in 727.4. The cable shall be terminated with listed fittings.”

2.   Revise subsection 515.8(A) to read:

   “Wiring Method. Underground wiring shall be installed in threaded rigid metal conduit or threaded steel intermediate metal conduit.”

3.   Delete subsection 515.8(C).

(Added Coun. J. 9-6-17, p. 55278, Art. I, § 1)

14E-5-516 Spray application, dipping, coating, and printing processes using flammable or combustible materials.

   The provisions of Article 516 of NFPA 70 are adopted by reference with the following modifications:

1.   Revise subsection 516.7(A) to read:

   “Wiring. All fixed wiring above the Class I and II locations shall be in metal raceways; where cables are used, they shall be Type MI or Type TC. Cellular metal floor raceways shall only be permitted to supply ceiling outlets or as extensions to the area below the floor of a Class I or II location. Where cellular metal floor raceways are used, they shall not have connections leading into or passing through the Class I or II location unless suitable seals are provided.”

2.    Revise subsection 516.38(A) to read:

   “Wiring. All fixed wiring above the Class I and II locations shall be in metal raceways; where cables are used, they shall be Type MI or Type TC cable. Cellular metal floor raceways shall only be permitted to supply ceiling outlets or as extensions to the area below the floor of a Class I or II location. Where cellular metal raceways are used, they shall not have connections leading into or passing through the Class I or II location unless suitable seals are provided.”

(Added Coun. J. 9-6-17, p. 55278, Art. I, § 1)