13VAC5-52-610. IFC Chapter 64 Pyrophoric Materials.
A. Change Section 6401.2 to read:
6401.2 Permits. Permits shall be required as set forth in Section 107.2.
B. Change Sections 6403.1 and 6403.1.1 to read:
6403.1 Quantities not exceeding the maximum allowable quantity per control area. The storage and use of pyrophoric materials in amounts not exceeding the maximum allowable quantity per control area indicated in Section 5003.1 shall be maintained in accordance with Sections 5001, 5003, 6401, and 6403.
6403.1.1 Emergency shutoff. Manual or automatic emergency shutoff valves for compressed gas systems conveying pyrophoric gases shall be maintained and accessible to be activated at each point of use and at each source in accordance with the applicable building code.
C. Delete Sections 6403.1.1.1 and 6403.1.1.2, and change Section 6403.2.
6403.2 Quantities exceeding the maximum allowable quantity per control area. The storage and use of pyrophoric materials in amounts exceeding the maximum allowable quantity per control area indicated in Section 5003.1 shall be maintained in accordance with Chapter 50 and this chapter and comply with the applicable building code.
D. Change Sections 6404.1 and 6404.1.1 to read:
6404.1 Indoor storage. Indoor storage of pyrophoric materials in amounts exceeding the maximum allowable quantity per control area indicated in the applicable building code shall be in accordance with Sections 5001, 5003, and 5004 and this chapter and comply with the applicable building code. The storage of silane gas and gas mixtures with a silane concentration of 1.37% or more by volume shall be maintained in accordance with CGA G-13.
6404.1.1 Liquid-tight floor. In addition to the requirements of Section 5004.12, liquid-tight floors shall be maintained in accordance with the applicable building code.
E. Change Sections 6404.1.2, 6404.1.3, 6404.1.4, and 6404.2.2 to read:
6404.1.2 Pyrophoric solids and liquids. Unless otherwise approved by the applicable building code, storage of pyrophoric solids and liquids shall be limited to the following:
1. A maximum area of 100 square feet (9.3 m2) per pile. Storage shall not exceed five feet (1524 mm) in height. Individual containers shall not be stacked.
2. Aisles between storage piles shall be a minimum of 10 feet (3048 mm) in width.
3. Individual tanks or containers shall not exceed 500 gallons (1893 L) in capacity.
6404.1.3 Pyrophoric gases. Storage of pyrophoric gases shall be in detached buildings when required by the applicable building code.
6404.1.4 Separation from incompatible materials. In addition to the requirements of Section 5003.9.8, indoor storage of pyrophoric materials shall be isolated from incompatible hazardous materials in accordance with the applicable building code. Fire-resistance-rated construction and openings shall be maintained in accordance with Chapter 7.
Exception: Storage in approved hazardous materials storage cabinets constructed in accordance with Section 5003.8.7.
6404.2.2 Weather protection. Automatic fire-extinguishing systems for overhead sheltering of outdoor storage areas of pyrophoric materials shall be maintained in accordance with Chapter 9.
F. Change Sections 6405.1 and 6405.2 to read:
6405.1 General. The use of pyrophoric materials in amounts exceeding the maximum allowable quantity per control area indicated in Section 5003.1.1 or Table 5003.1.1(3) shall be in accordance with Sections 5001, 5003, and 5005 and this chapter.
6405.2 Weather protection. Automatic fire-extinguishing system for overhead sheltering of outdoor use areas of pyrophoric materials shall be maintained in accordance with Chapter 9.
Statutory Authority
§ 27-97 of the Code of Virginia.
Historical Notes
Derived from Virginia Register Volume 40, Issue 9, eff. January 18, 2024.