Administrative Code

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Virginia Administrative Code
Title 13. Housing
Agency 5. Department Of Housing And Community Development
Chapter 51. Virginia Statewide Fire Prevention Code
9/16/2021

13VAC5-51-145. IFC Chapter 50 Hazardous Materials - General Provisions.

A. The following changes shall be made to Section 5001, General:

1. Change Section 5001.1 to read:

5001.1 Scope. Prevention, control and mitigation of dangerous conditions related to storage, dispensing, use and handling of hazardous materials shall be in accordance with this chapter for operational usage. Quantities within buildings shall be maintained in accordance with the applicable building code.

This chapter shall apply to all hazardous materials, including those materials regulated elsewhere in this code, except that where specific requirements are provided in other chapters, those specific requirements shall apply in accordance with the applicable chapter. Where a material has multiple hazards, all hazards shall be addressed.

Exceptions:

1. In retail or wholesale sales occupancies, the quantities of medicines, foodstuff or consumer products, and cosmetics containing not more than 50% by volume of water-miscible liquids and with the remainder of the solutions not being flammable shall not be limited, provided such materials are packaged in individual containers not exceeding 1.3 gallons (5 L).

2. Quantities of alcoholic beverages in retail or wholesale sales occupancies shall not be limited providing the liquids are packaged in individual containers not exceeding 1.3 gallons (5 L).

3. Application and release of pesticide and agricultural products and materials intended for use in weed abatement, erosion control, soil amendment, or similar applications where applied in accordance with the manufacturer's instructions and label directions.

4. The offsite transportation of hazardous materials where in accordance with U.S. Department of Transportation regulations.

5. Building materials not otherwise regulated by this code.

6. Refrigeration systems (see Section 606).

7. Stationary storage battery systems regulated by Section 608.

8. The display, storage, sale or use of fireworks and explosives in accordance with Chapter 56.

9. Corrosives utilized in personal and household products in the manufacturer's original consumer packaging in Group M occupancies.

10. The storage of distilled spirits and wines in wooden barrels and casks.

11. The use of wall-mounted dispensers containing alcohol-based hand rubs classified as Class I or II liquids where in accordance with Section 5705.5.

2. Delete Section 5001.1.1.

3. Change Section 5001.3.3.9 to read:

5001.3.3.9 Reliable power source. Where a power supply is relied upon to prevent or control an emergency condition that could endanger people or property, the power supply shall be maintained in accordance with the applicable building code.

4. Change Section 5001.3.3.10 to read:

5001.3.3.10 Ventilation. Where ventilation is required by the applicable building code maintained.

5. Change Section 5001.5 to read:

5001.5 Permits. Permits shall be required as set forth in Section 107.2.

6. Add the following language to the end of Section 5001.5.1 to read:

The HMMP shall be maintained onsite for use by emergency responders and shall be updated not less than annually.

7. Add the following language to the end of Section 5001.5.2 to read:

The HMIS shall be maintained onsite or readily available through another means where approved by the fire code official for use by temporary responders, and shall be updated not less than annually.

8. Add Sections 5001.5.3, 5001.5.3.1, and 5001.5.3.2 to read:

5001.5.3 Repository container. When a HMMP or HMIS is required, the owner or operator shall provide a repository container (lock box) or other approved means for the storage of items required in Sections 5001.5.1 and 5001.5.2 so as to be readily available to emergency response personnel.

5001.5.3.1 Location and identification. The repository container (lock box) shall be located, installed and identified in an approved manner.

5001.5.3.2 Keying. All repository containers (lock boxes) shall be keyed as required by the fire code official.

9. Add Section 5001.7, including subsections, to read:

5001.7 Operational requirements for Group B teaching and research laboratories. Teaching and research laboratories in Group B educational occupancies above the 12th grade utilizing Section 430 of the USBC, Part I, Construction, or Section 306.1 of the USBC, Part II, Existing Buildings, shall comply with this section and other applicable requirements of this code. In the case of conflicts between the requirements of Section 430 of the USBC, Part I, Construction, or Section 306.1 of the USBC, Part II, Existing Buildings, and provisions of this code other than those set out in this section, Section 430 of the USBC, Part I, Construction, or Section 306.1 of the USBC, Part II, Existing Buildings, as applicable, shall govern.

5001.7.1 Chemical safety reviews. Operating and emergency procedures planning and documentation shall be as set out in Sections 5001.3.3.11 through 5001.3.3.17. Such documentation shall be prepared by laboratory safety personnel or special experts and shall be made available in the workplace for reference and review by employees. Copies of such documentation shall be furnished to the fire code official for review upon request.

5001.7.2 Hazardous materials handling. Receiving, transporting on site, unpacking, and dispensing of hazardous materials shall be carried out by persons trained in proper handling of such materials and shall be performed in accordance with Chapters 50 through 67, as applicable.

5001.7.3 Hazard identification signage. Warning signs for other than building components shall be provided in accordance with Section 5003.5.

5001.7.4 Maintenance of equipment, machinery, and processes. Maintenance of equipment, machinery, and processes used with hazardous materials shall comply with Section 5003.2.6.

5001.7.5 Time sensitive materials. Containers of materials that have the potential to become hazardous during prolonged storage shall be dated when first opened and shall be managed in accordance with NFPA 45, Section 8.2.4.4.1.

5001.7.6 Maintenance of storage, dispensing, use, and handling requirements. Storage, dispensing, use, and handling requirements in the USBC, Part I, Construction, or the USBC, Part II, Existing Buildings, shall be maintained. Operational requirements not affecting the manner of construction shall comply with this chapter and Chapters 51 through 67, as applicable.

5001.7.7 Hazardous wastes. Storage, dispensing, use, and handling of hazardous waste shall comply with this chapter and Chapters 51 through 67, as applicable.

5001.7.8 Container size. The maximum container size for all hazardous materials shall be 5.3 gallons (20 L) for liquids, 50 pounds (23 kg) for solids, 100 cubic feet (2.8. m3) for health hazard gases per Table 5003.1.1(2), and 500 cubic feet (14 m3) for all other gases in accordance with Table 5003.1.1(1).

Exception: Hazardous waste collection containers, for other than Class I and Class II flammable liquids, are permitted to exceed 5.3 gallons (20 L) where approved.

5001.7.9 Density. Quantities of Classes I, II, and IIIA combustible or flammable liquids in storage and use within control areas or laboratory suites shall not exceed 8 gallons per 100 square feet (30 L/9.3 m2) of floor area, with not more than 4 gallons per 100 square feet (15 L/9.3 m2) being in use. Quantities of Class I flammable liquids in storage and use shall not exceed 4 gallons per 100 square feet (15 L/9.3 m2) of floor area with not more than 2 gallons (7.5 L) being in use. The maximum in use in open systems is limited to 10% of these quantities. Densities shall be reduced by 25% on the 4th-floor through 6th-floor levels above grade plane of the building and 50% above the 6th-floor level. The density is to be reduced to 50% of these values for buildings that are not protected throughout with an approved automatic fire sprinkler system. Regardless of the density, the maximum allowable quantity per control area or laboratory suite shall not be exceeded.

Exception: Density limits may be exceeded in designated hazardous waste collection areas or rooms within a control area or laboratory suite, but stored quantities shall not exceed the maximum allowable quantity per laboratory suite or control area.

5001.7.10 Restricted materials in storage. Storage of pyrophorics and Class 4 oxidizers prohibited by Table 5003.1.1(1) in existing buildings not equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.1 of the USBC, Part I, Construction, shall be allowed within a control area at 25% of the limits in Table 5003.1.1(1) for a building equipped throughout with an automatic sprinkler system, with no additional increases allowed, provided that such materials are stored in accordance with all of the following:

1. Containers shall be completely sealed and stored according to the manufacturer's recommendations.

2. Storage shall be within approved hazardous materials storage cabinets in accordance with Section 5003.8.7 or shall be located in an inert atmosphere glove box in accordance with NFPA 45, Section 7.11.

3. The storage cabinet or glove box shall not contain any storage of incompatible materials.

5001.7.11 Restricted materials in use. Use of pyrophorics and Class 4 oxidizers prohibited by Table 5003.1.1(1) in existing buildings not equipped throughout with an automatic sprinkler system in accordance with Section 903.3.1.1 of the USBC, Part I, Construction, shall be allowed within a control area at 25% of the limits in Table 5003.1.1(1) for buildings equipped throughout with an automatic sprinkler system, with no additional increases allowed, provided that such materials are used in accordance with all of the following:

1. Use shall be within an approved chemical fume hood listed in accordance with UL 1805, or in an inert atmosphere glove box in accordance with NFPA 45, Section 7.11, or other approved equipment designed for the specific hazard of the material.

2. Combustible materials shall be kept at least 2 feet (610 mm) away from the work area, except for those items directly related to the research.

3. A portable fire extinguisher appropriate for the specific material shall be provided within 20 feet (6096 mm) of the use in accordance with Section 906.

B. The following changes shall be made to Section 5003, General Requirements:

1. Change Section 5003.1.1 and delete Table 5003.1.1(1).

5003.1.1 Maximum allowable quantity per control area. The maximum allowable quantity per control area shall be maintained in accordance with the applicable building code or Table 5003.1.1(3) and Table 5003.1.1(4) for outdoor control areas.

2. Delete Table 5003.1.1(2) and change Sections 5003.1.3 and 5003.1.4 to read:

5003.1.3 Quantities not exceeding the maximum allowable quantity per control area. The storage, use, and handling of hazardous materials in quantities not exceeding the maximum allowable quantity per control area indicated in the applicable building code shall be in accordance with Sections 5001 and 5003. For outdoor control areas, quantities exceeding the maximum allowable quantity per control area indicated in Table 5003.1.1(3) or Table 5003.1.1(4) shall be in accordance with Sections 5001 and 5003.

5003.1.4 Quantities exceeding the maximum allowable quantity per control area. The storage, use, and handling of hazardous materials in quantities exceeding the maximum allowable quantity per control area indicated in the applicable building code shall be approved by the building official in accordance with the applicable building code and maintained in accordance with this Chapter. For outdoor control areas, quantities exceeding the maximum allowable quantity per control area indicated in Table 5003.1.1(3) or Table 5003.1.1(4) shall be in accordance with this chapter.

3. Change Section 5003.2 to read:

5003.2 Systems, equipment and processes. Systems, equipment and processes utilized for storage, dispensing, use or handling of hazardous materials shall be in accordance with Sections 5003.2.1 through 5003.2.9.

4. Change Section 5003.2.1 to read:

5003.2.1 Design and construction of containers, cylinders and tanks. Portable containers and cylinders shall be designed and constructed in accordance with approved standards. Containers, cylinders, and other means used for containment of hazardous materials shall be of an approved type. Pressure vessels not meeting U.S. Department of Transportation requirements for transportation shall comply with the ASME Boiler and Pressure Vessel Code.

Tanks shall be installed in accordance with the applicable building code and shall be maintained.

5. Change Section 5003.2.2 to read:

5003.2.2 Piping, tubing, valves and fittings. Piping, tubing, valves, and fittings conveying hazardous materials shall be maintained in accordance with ASMEB31 or other approved standards in accordance with the applicable building code.

6. Delete Sections 5003.2.2.1 and 5003.2.2.2.

7. Change Section 5003.2.3 to read:

5003.2.3 Equipment, machinery and alarms. Equipment, machinery, and detection and alarm systems associated with the use, storage or handling of hazardous materials shall be listed or approved.

8. Change Section 5003.2.4 to read:

5003.2.4 Installation of tanks. Installation of tanks shall be in accordance with Sections 5003.2.4.1 through 5003.2.4.2.1. For tanks subject to 9VAC25-91, Facility and Aboveground Storage Tank (AST) Regulation, or 9VAC25-580, Underground Storage Tanks: Technical Standards and Corrective Action Requirements, see Section 5701.1.1.

9. Change Section 5003.2.4.1 to read:

5003.2.4.1 Underground tanks. Where provided or required by the applicable building code, secondary containment for underground tanks shall be maintained. In lieu of secondary containment for an underground tank, an aboveground tank in an underground vault complying with the applicable building code and Section 5704.2.8 shall be permitted.

10. Change Section 5003.2.4.2 to read:

5003.2.4.2 Aboveground tanks. Aboveground stationary tanks used for the storage of hazardous materials shall be maintained in accordance with the requirements for outdoor storage of the particular material involved.

Exception: Aboveground tanks that are installed in vaults complying with the applicable building code and maintained in accordance with Section 5303.16 or 5704.2.8 shall not be required to comply with location and protection requirements for outdoor storage.

11. Change Sections 5003.2.7 and 5003.2.8 to read:

5003.2.7 Liquid-level limit control. Where provided or required by the applicable building code, liquid-level limit controls, or other approved means to prevent overfilling of atmospheric tanks having a capacity greater than 500 gallons (1893 L) and that contain hazardous material liquids shall be maintained.

5003.2.8. Seismic protection. Where provided, bracing and anchoring for machinery and equipment utilizing hazardous materials shall be maintained in accordance with the applicable building code.

12. 5003.2.9.1 Equipment, devices and systems requiring testing. The following equipment, systems, and devices shall be tested in accordance with Sections 5003.2.9 and 5003.2.9.2.

1. Gas detection systems, alarms, and automatic emergency shutoff valves required by Section 6004.2.2.10 for highly toxic and toxic gases.

2. Limit control systems for liquid level, temperature and pressure required by Sections 5004.8 and 5005.1.4.

3. Emergency alarm systems and supervision required by Sections 5004.9 and 5005.4.4.

4. Monitoring and supervisory systems required by the applicable building code.

5. Manually activated shutdown controls required by the applicable building code for compressed gas systems conveying pyrophoric gases.

13. Change Section 5003.3.1.4 to read:

5003.3.1.4 Responsibility for cleanup. The person, firm, or corporation responsible for an unauthorized discharge shall institute and complete all actions necessary to remedy the effects of such unauthorized discharge, whether sudden or gradual, at no cost to the jurisdiction. The fire code official may require records and receipts to verify cleanup and proper disposal of unauthorized discharges. When deemed necessary by the fire code official, cleanup may be initiated by the fire department or by an authorized individual or firm. Costs associated with such cleanup shall be the responsibility of the owner, operator, or other person responsible for the unauthorized discharge.

Note: Owners and operators of certain underground and aboveground petroleum storage tanks may have access to the Virginia Petroleum Storage Tank Fund for reimbursement of some cleanup costs associated with petroleum discharges from these tanks. See Article 10 (§ 62.1-44.34:10 et seq.) of Title 62.1of the Code of Virginia.

14. Change Sections 5003.8 and 5003.8.1 to read:

5003.8 Construction requirements.

Buildings, control areas, enclosures and cabinets for hazardous materials shall be in accordance with Sections 5003.8.1 through 5003.8.6.3.

5003.8.1 Buildings. Buildings, or portions thereof, in which hazardous materials are stored, handled or used shall be maintained in accordance with the applicable building code.

15. Change Section 5003.8.2 and Change Table 5003.8.2 to Table 5003.12 Outdoor Separation and replace "a detached building" on the top row of the Table with "separation":

5003.8.2 Detached buildings. Group H occupancies containing quantities of hazardous materials in excess of those set forth in the applicable building code shall be approved by the building official and located in accordance with the applicable building code.

16. Change Sections 5003.8.3 through 5003.8.3.2 to read:

5003.8.3 Control areas. Control areas shall comply with Sections 5003.8.3.1 through 5003.8.3.5.

Exception: Higher education laboratories in accordance with Chapter 38 and the applicable building code.

5003.8.3.1 Control area. Fire barriers separating control areas shall be maintained in accordance with Chapter 7.

5003.8.3.2 Percentage of maximum allowable quantities. The percentage of maximum allowable quantities of hazardous materials per control area allowed at each floor level within a building shall be maintained in accordance with this chapter and the applicable building code.

17. Delete Table 5003.8.3.2.

18. Change Section 5003.8.3.3 to read:

5003.8.3.3 Number. The maximum number of control areas per floor within a building shall be maintained in accordance with this chapter and the applicable building code.

19. Delete Section 5003.8.3.4.

20. Delete Sections 5003.8.3.5.1 through 5003.8.3.5.3 and change Section 5003.8.3.5 to read:

5003.8.3.5 Hazardous material in Group M display and storage areas and in Group S storage areas. The aggregate quantity of nonflammable solid and nonflammable or noncombustible liquid hazardous materials allowed within a single control area of a Group M display and storage area or a Group S storage area shall comply with this chapter and the applicable building code. The aggregate quantity is allowed to exceed the maximum allowable quantities per control area specified in the applicable building code, without classifying the building or use as a Group H occupancy, provided that the materials are displayed and stored in accordance with Section 5003.11 and the applicable building code.

21. Change Sections 5003.8.4 through 5003.8.5.3 and 5003.8.6.2 to read:

5003.8.4 Gas rooms. Where a gas room is provided it shall be maintained in accordance with the provisions of Chapter 60, this chapter, and the applicable building code.

5003.8.4.1 Protection. Where provided or required by the applicable building code, fire protection systems, and fire-rated separation shall be maintained.

5003.8.4.2 Ventilation system. Where provided or required by the applicable building code, ventilation systems for gas rooms shall be operated and maintained. Highly toxic and toxic gases shall comply with Section 6004.2.2.6 and the applicable building code.

5003.8.5 Exhausted enclosures. Where an exhausted enclosure is used to increase maximum allowable quantity per control area, the exhausted enclosure shall be maintained in accordance with this chapter, Chapter 60, and the applicable building code.

5003.8.5.1 Materials. Exhausted enclosures shall be maintained as approved by the applicable building code. Where noncombustible materials were required by the applicable building code, combustible materials are prohibited.

5003.8.5.2 Ventilation. Where provided or required by the applicable building code, the ventilation system for exhausted enclosures shall be operated and maintained. Ventilation systems used for highly toxic and toxic gases shall comply with this chapter; items 1, 2, and 3 of Section 6004.1.3; and the applicable building code.

5003.8.5.3 Fire-extinguishing system. Where provided or required by the applicable building code, fire-extinguishing systems for exhaust enclosures shall be maintained in accordance with Chapter 9 and the applicable building code.

5003.8.6.2 Ventilation. Where provided or required by the applicable building code, the ventilation system for gas cabinets shall be operated and maintained. Ventilation systems used for highly toxic and toxic gases shall comply with this chapter; items 1, 2, and 3 of Section 6004.1.2; and the applicable building code.

22. Change Section 5003.9.9 to read:

5003.9.9 Shelf storage. Shelving shall be of substantial construction and shall comply with the requirements of this chapter and the applicable building code. Shelving shall be treated, coated, or constructed of materials that are compatible with the hazardous materials stored. Shelves shall be provided with a lip or guard when used for the storage of individual containers.

Exceptions:

1. Storage in hazardous material storage cabinets or laboratory furniture specifically designed for such use.

2. Storage of hazardous materials in amounts not requiring a permit in accordance with Section 5001.5.

Shelf storage of hazardous materials shall be maintained in an orderly manner.

23. Change Section 5003.11 to read:

5003.11 Group M storage and display and Group S storage. The aggregate quantity of nonflammable solid and nonflammable or noncombustible liquid hazardous materials stored and displayed within a single control area of a Group M occupancy, or an outdoor control area, or stored in a single control area of a Group S occupancy is allowed to exceed the maximum allowable control area indicated in Section 5003.1 and the applicable building code when maintained in accordance with Sections 5003.11.1 through 5003.11.3.10.

24. Change Section 5003.11.1 to read:

5003.11.1 Maximum allowable quantity per control area in Group M or S occupancies. The aggregate amount of nonflammable solid and nonflammable or noncombustible liquid hazardous materials stored and displayed within a single control area of a Group M occupancy or stored in a single control area of a Group S occupancy shall not exceed the amounts set forth in the applicable building code.

25. Rename Table 5003.11.1 to Table 5003.11.1 MAXIMUM ALLOWABLE QUANTITY PER OUTDOOR CONTROL AREA IN GROUP M AND S OCCUPANCIES—NONFLAMMABLE SOLIDS, NONFLAMMABLE AND NONCOMBUSTIBLE LIQUIDS.

26. Change Section 5003.11.2 to read:

5003.11.2 Maximum allowable quantity per outdoor control area in Group M or S occupancies. The aggregate amount of nonflammable solid and nonflammable or noncombustible liquid hazardous materials stored and displayed within a single outdoor control area of a Group M occupancy shall not exceed the amounts set forth in Table 5003.11.1.

27. Change Section 5003.11.3 to read:

5003.11.3 Storage and display. Storage and display shall be in accordance with Sections 5003.11.3.1 through 5003.11.3.10.

28. Change Section 5003.11.3.1 to read:

5003.11.3.1 Density. Storage and display of solids shall not exceed the density of floor area allowed by the applicable building code. Storage and display of liquids shall not exceed the amount per square foot allowed by the applicable building code.

29. Change Section 5003.11.3.2 to read:

5003.11.3.2 Storage and display height. Unless otherwise approved in accordance with the applicable building code, display height shall not exceed 6 feet (1829 mm) above the finished floor in display areas of Group M occupancies Storage height shall not exceed 8 feet (2438 mm) above the finished floor in storage areas of Group M and Group S occupancies.

Storage height shall not exceed 8 feet (2438 mm) above the finished floor in storage areas of Group M and Group S occupancies.

30. Change Section 5003.11.3.4 to read:

5003.11.3.4 Racks and shelves. Racks and shelves used for storage or display shall be maintained in accordance with Section 5003.9.9.

31. Change Section 5003.11.3.8 to read:

5003.11.3.8 Floors. Floors shall be maintained in accordance with Section 5004.12 unless otherwise approved by the applicable building code.

C. The following changes shall be made to Section 5004, Storage:

1. Change Section 5004.1 to read:

5004.1 Scope. Storage of hazardous materials in amounts exceeding the maximum allowable quantity per control area shall be maintained in accordance with Sections 5001, 5003, and 5004 and the applicable building code. Storage of hazardous materials in amounts not exceeding the maximum allowable quantity per control area shall be in accordance with Sections 5001 and 5003 and the applicable building code. Retail and wholesale storage and display of nonflammable solid and nonflammable and noncombustible liquid hazardous materials in Group M occupancies and Group S storage shall be maintained in accordance with Section 5003.11 and the applicable building code.

2. Change Sections 5004.2 through 5004.2.2.1 to read:

5004.2 Spill control and secondary containment for liquid and solid hazardous materials. Spill control and secondary containment for rooms, buildings or areas used for the storage of liquid or solid hazardous materials shall be maintained in accordance with Sections 5004.2.1 through 5004.2.3 and the applicable building code.

Exception: Outdoor storage of containers on approved containment pallets in accordance with Section 5004.2.3.

5004.2.1 Spill control for hazardous material liquids. Where provided or required by the applicable building code, spill control for hazardous materials shall be maintained. For individual vessels having a capacity of more than 55 gallons (208 L), or in which the aggregate capacity of multiple vessels exceeds 1,000 gallons (3785 L) spill control shall be maintained to prevent the flow of liquids to adjoining areas in accordance with the applicable building code.

5004.2.2 Secondary containment for hazardous material liquids and solids. Where provided or required by the applicable building code, secondary containment for hazardous materials shall be maintained.

5004.2.2.1 Containment and drainage methods. Facilities, equipment, and method used for containment and drainage of hazardous materials and fire protection water shall be maintained in accordance with this chapter and the applicable building code.

3. Change Section 5004.2.2.1 to read:

5004.2.2.1 Containment and drainage methods. Facilities, equipment, and method used for containment and drainage of hazardous materials and fire protection water shall be maintained in accordance with this Chapter and the applicable building code.

4. Delete Section 5004.2.2.3.

5. Change Sections 5004.2.2.5 and 5004.2.2.6 to read:

5004.2.2.5 Monitoring. An approved monitoring method shall be provided to detect hazardous materials in the secondary containment system. The monitoring method is allowed to be visual inspection of the primary or secondary containment, or other approved means. Where secondary containment is subject to the intrusion of water, a monitoring method for detecting water shall be provided. Where monitoring devices are provided, they shall be maintained in accordance with the applicable building code.

5004.2.2.6 Drainage system design. Drainage systems shall be maintained in accordance with this chapter and the applicable building code.

6. Change Section 5004.3 to read:

5004.3 Ventilation. Indoor storage areas and storage buildings shall maintain ventilation in accordance with the applicable building code and shall be operated and maintained in accordance with this chapter. Storage areas for flammable solids shall comply with Chapter 59.

7. Delete Section 5004.3.1.

8. Change Section 5004.5 to read:

5004.5 Automatic sprinkler systems. Automatic sprinkler systems for the storage of hazardous materials shall be maintained in accordance with this chapter, Chapter 9, and the applicable building code.

9. Change Section 5004.6 to read:

5004.6 Explosion control. Explosion control for storage rooms, areas and buildings shall be maintained in accordance with this chapter, Chapter 9, and the applicable building code.

10. Change Section 5004.7 to read:

5004.7 Standby or emergency power. Where mechanical ventilation, treatment systems, temperature control, alarm, detection, or other electrically operated systems are required to have emergency or standby power systems in accordance with the applicable building code, those power systems shall be operated and maintained in accordance with NFPA 70, Section 1203, and this chapter.

11. Delete Section 5004.7.1.

12. Delete Section 5004.7.2.

13. Change Sections 5004.8 through 5004.8.2 to read:

5004.8 Limit controls. Limit controls shall be maintained in accordance with Sections 5004.8.1 and 5004.8.2.

5004.8.1 Temperature control. Where provided or required by the applicable building code, temperature control devices for materials that must be kept at temperatures other than normal ambient temperatures to prevent a hazardous reaction shall be maintained to keep the temperature within a safe range.

5004.8.2 Pressure control. Where provided or required by the applicable building code, pressure control devices on stationary tanks and equipment containing hazardous material liquids that can generate pressures exceeding design limits because of exposure fires or internal reaction shall be maintained to relieve excessive internal pressure.

14. Change Section 5004.9 to read:

5004.9 Emergency alarm. Where provided or required by the applicable building code, manual emergency alarm systems in rooms or areas used for storage of hazardous materials shall be maintained in accordance with Chapter 9 and the applicable building code.

15. Change Section 5004.10 to read:

5004.10 Supervision and monitoring. Where emergency alarm, detection and automatic fire-extinguishing systems are required by the applicable building code to be electrically supervised, they shall maintain monitoring by an approved supervising station, or when approved, sound an audible and visual signal at a constantly attended onsite location.

16. Change Section 5004.12 to read:

5004.12 Noncombustible Floors. Except for surfacing, floors of storage areas shall remain noncombustible where required by the applicable building code.

17. Change Section 5004.13 to read:

5004.13 Weather protection. Where overhead noncombustible construction is provided for sheltering outdoor hazardous material storage areas, such storage shall not be considered indoor storage where the area is constructed in accordance with the requirements for weather protection as required by the applicable building code.

Exception: Storage of explosive materials shall be considered as indoor storage.

D. The following changes shall be made to Section 5005, Use, Dispensing and Handling:

1. Change Sections 5005.1 and 5005.1.2 through 5005.1.9 to read:

5005.1 General. Use, dispensing and handling of hazardous materials in amounts exceeding the maximum allowable quantity per control area shall be maintained in accordance with Sections 5001, 5003, and 5005 and the applicable building code. Use, dispensing, and handling of hazardous materials in amounts not exceeding the maximum allowable quantity per control area set forth in Section 5003.1 shall be maintained in accordance with Sections 5001 and 5003 and the applicable building code.

5005.1.2 Noncombustible floor. Except for surfacing, floors of areas where liquid or solid hazardous materials are dispensed or used in open systems shall be maintained as noncombustible, and liquid-tight where required by the applicable building code.

5005.1.3 Spill control and secondary containment for hazardous material liquids. Where provided or required by the applicable building code, spill control and secondary containment for hazardous materials shall be maintained in accordance with Section 5004.2 and the applicable building code.

5005.1.4 Limit controls. Limit controls shall be maintained in accordance with Sections 5005.1.4.1 through 5005.1.4.4.

5005.1.4.1 High-liquid-level control. Where provided or required by the applicable building code, liquid-level limit controls or other approved means to prevent overfilling of open tanks shall be maintained.

5005.1.4.2 Low-liquid-level control. Where provided or required by the applicable building code, liquid-level limit controls or other approved means to prevent a low-liquid level in a tank from creating a hazardous condition, including overheating of a tank or its contents.

5005.1.4.3 Temperature control. Where provided or required by the applicable building code, temperature controls shall be maintained in accordance with Section 5004.8.1.

5005.1.4.4 Pressure control. Where provided or required by the applicable building code, pressure controls shall be maintained in accordance with Section 5004.8.2.

5005.1.5 Standby or emergency power. Where mechanical ventilation, treatment systems, temperature control, alarm, detection, or other electrically operated systems are required to have emergency or standby power systems in accordance with the applicable building code, those power systems shall be operated and maintained in accordance with NFPA 70, Section 1203, and this chapter.

2. Delete Section 5005.1.5.1.

Change Sections 5005.1.6 through 5005.1.9 to read:

5005.1.6 Supervision and monitoring. Where emergency alarm, detection and automatic fire-extinguishing systems are required by the applicable building code to be electrically supervised they shall maintain monitoring by an approved supervising station, or when approved, sound an audible and visual signal at a constantly attended on-site location.

5005.1.7 Lighting. Natural or artificial lighting provided for use, dispensing and handling of hazardous materials shall be maintained in accordance with this chapter, Chapter 6, and the applicable building code.

5005.1.8 Fire-extinguishing systems. Where Fire-extinguishing systems for rooms or areas in which hazardous materials are dispensed or used are required by the applicable building code they shall be maintained in accordance with this chapter, Chapter 9, and the applicable building code.

5005.1.9 Ventilation. Where provided or required by the applicable building code, exhaust ventilation for indoor dispensing and use areas shall be operated and maintained in accordance with the applicable building code and Section 5004.3.

Exception: Ventilation is not required for dispensing and use of flammable solids other than finely divided particles.

3. Delete Sections 5005.1.11 and 5005.1.12.

4. Change Section 5005.2 to read:

5005.2 Indoor dispensing and use. Indoor dispensing and use of hazardous materials shall be in buildings complying with the International Building Code and in accordance with Section 5005.1, Sections 5005.2.1 through 5005.2.1.4, and Sections 5005.2.2.1 through 5005.2.2.4.

5. Change Section 5005.2.1.3 to read:

5005.2.1.3 Spill control for hazardous material liquids. Where spill control is provided in accordance with the applicable building code for buildings, rooms, or areas where hazardous material liquids are dispensed into vessels exceeding a 1.3-gallon (5 L) capacity or used in open systems exceeding a 5.3-gallon (20 L) capacity, it shall be maintained in accordance with this chapter.

6. Change Section 5005.2.1.4 to read:

5005.2.1.4 Secondary containment for hazardous material liquids. Where secondary containment is provided in accordance with the applicable building code for hazardous material liquids it shall be maintained.

7. Delete Table 5005.2.1.4.

8. Change Section 5005.2.2 to read:

5005.2.2 Closed systems. Use of hazardous materials in closed containers or systems shall be in accordance with Sections 5005.2.2.1 through 5005.2.2.4.

9. Change Section 5005.2.2.1 through 5005.2.2.4 to read:

5005.2.2.1 Ventilation. Where closed systems are designed to be opened as part of normal operations, ventilation required by the applicable building code shall be operated and maintained in accordance with Section 5005.2.1.1.

5005.2.2.2 Explosion control. Where provided or required by the applicable building code, explosion control shall be maintained in accordance with Section 5004.6 where an explosive environment exists because of the hazardous materials dispensed or used, or as a result of the dispensing or use process.

Exception: Where process vessels are designed to contain fully the worst-case explosion anticipated within the vessel under process conditions based on the most likely failure.

5005.2.2.3 Spill control for hazardous material liquids. Where provided in accordance with the applicable building code for buildings, rooms, or areas where hazardous material liquids are used in individual vessels exceeding a 55-gallon (208 L) capacity with the applicable building code, spill control shall be maintained in accordance with Section 5004.2.

5005.2.2.4 Secondary containment for hazardous material liquids. Where provided in accordance with the applicable building code, secondary containment for buildings, rooms, or areas where hazardous material liquids are used shall be maintained in accordance with Section 5004.2.2.

10. Change Section 5005.3.4 to read:

5005.3.4 Spill control for hazardous material liquids in open systems. Outdoor areas where hazardous material liquids are dispensed in vessels exceeding a 1.3-gallon (5 L) capacity or used in open systems exceeding a 5.3-gallon (20 L) capacity shall be provided with spill control in accordance with the applicable building code.

11. Change Section 5005.3.5 to read:

5005.3.5 Secondary containment for hazardous material liquids in open systems. Where required, outdoor areas where hazardous material liquids are dispensed or used in open systems shall be provided with secondary containment in accordance with the applicable building code where the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following:

1. Individual vessel or system: greater than 1.3 gallons (5 L).

2. Multiple vessels or systems: greater than 5.3 gallons (20 L).

12. Change Section 5005.3.6 to read:

5005.3.6 Spill control for hazardous material liquids in closed systems. Outdoor areas where hazardous material liquids are used in closed systems exceeding 55 gallons (208 L) shall be provided with spill control in accordance with the applicable building code.

13. Change Section 5005.3.7 to read:

5005.3.7 Secondary containment for hazardous material liquids in closed systems. Where required, outdoor areas where hazardous material liquids are dispensed or used in closed systems shall be provided with secondary containment in accordance with the applicable building code where the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following:

1. Individual vessel or system greater than 55 gallons (208 L).

2. Multiple vessels or systems greater than 1,000 gallons (3785 L).

14. Change Section 5005.3.9 to read:

5005.3.9 Weather protection. Where overhead noncombustible construction is provided for sheltering outdoor hazardous material use areas, such use shall not be considered indoor use where the area is constructed in accordance with the requirements for weather protection as required in the applicable building code.

Exception: Use of explosive materials shall be considered as indoor use.

15. Change Section 5005.4 to read:

5005.4 Handling. Handling of hazardous materials shall be maintained in accordance with Sections 5005.4.1 through 5005.4.4.

16. Change Section 5005.4.1 to read:

5005.4.1 Quantities exceeding the maximum allowable quantity per control area. Handling of hazardous materials in outdoor locations in amounts exceeding the maximum allowable quantity per the applicable building code shall be in accordance with Sections 5001, 5003, 5005.1 and 5005.4.

17. Change Section 5005.4.2 to read:

5005.4.2 Quantities not exceeding the maximum allowable quantity per control area. Handling of hazardous materials in indoor locations in amounts not exceeding the maximum allowable quantity per the applicable building code shall be in accordance with Sections 5001 and 5003 and 5005.1. Handling of hazardous materials in outdoor locations in amounts not exceeding the maximum allowable quantity per Table 5003.1.1(3) and Table 5003.1.1(4) shall be in accordance with Sections 5001 and 5003.

18. Change Section 5005.4.4 to read:

5005.4.4 Dispensing, use and handling. Hazardous materials having a hazard ranking of 3 or 4 in accordance with NFPA 704 shall not be transported through corridors, interior exit stairways or ramps, or exit passageways, unless such areas maintain an emergency telephone system, a local manual alarm station or an approved alarm-initiating device throughout the transport route in accordance with the applicable building code. Where required by the applicable building code, the signal shall be relayed to an approved central, proprietary or remote station service or constantly attended onsite location and shall also initiate a local audible alarm.

Statutory Authority

§ 27-97 of the Code of Virginia.

Historical Notes

Derived from Virginia Register Volume 22, Issue 3, eff. November 16, 2005; amended, Virginia Register Volume 24, Issue 14, eff. May 1, 2008; Volume 27, Issue 2, eff. March 1, 2011; Change in Effective Date, 27:5 VA.R. 533 November 8, 2010; amended, Virginia Register Volume 30, Issue 16, eff. July 14, 2014; Volume 30, Issue 25, eff. September 1, 2014; Volume 34, Issue 18, eff. October 16, 2018; Volume 37, Issue 14, eff. July 1, 2021.

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