N.Y.C. Admin. Code § FC 5005: Section FC 5005: Handling and Use

5005.1 General.

Hazardous materials in amounts exceeding the maximum allowable quantity per control area set forth in FC 5003.1 shall be handled and used, including dispensed, in accordance with FC 5001, 5003 and 5005. Hazardous materials in amounts not exceeding the maximum allowable quantity per control area set forth in FC 5003.1 shall be handled and used, including dispensed, in accordance with FC 5001 and 5003.

5005.1.1 Separation of incompatible materials.

Separation of incompatible materials shall be in accordance with FC 5003.9.8.

5005.1.2 Noncombustible floor.

Except for floor finishing operations, floors of areas where liquid or solid hazardous materials are used in open systems shall be of noncombustible, liquid-tight construction.

5005.1.3 Spill control and secondary containment for hazardous material liquids.

Where required by other provisions of FC 5005, spill control and secondary containment shall be provided for hazardous material liquids in accordance with FC 5004.2.

5005.1.4 Limit controls.

Limit controls shall be provided in accordance with FC 5005.1.4.1 through 5005.1.4.4.

5005.1.4.1 High-liquid-level control.

Open tanks in which liquid hazardous materials are used shall be equipped with a liquid-level limit control or other means to prevent overfilling of the tank.

5005.1.4.2 Low-liquid-level control.

Approved safeguards shall be provided 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.

Temperature control shall be provided in accordance with FC 5004.8.1.

5005.1.4.4 Pressure control.

Pressure control shall be provided in accordance with FC 5004.8.2.

5005.1.5 Emergency power.

Where mechanical ventilation, treatment systems, temperature control, alarm, detection or other electrically operated systems are required, such systems shall be provided with an emergency power system in accordance with the Electrical Code, the construction codes, including the Building Code, and FC 604.

Exception: Systems for highly toxic or toxic gases provided with emergency power in accordance with FC 6004.2.2.8 and 6004.3.2.6.

5005.1.6 Supervision.

Alarm, detection and fire extinguishing systems required by other provisions of FC 5005 shall be supervised by an approved central station or shall initiate an audible and visible signal at a continuously attended on-site location.

5005.1.7 Lighting.

Adequate lighting by natural or artificial means shall be provided.

5005.1.8 Fire extinguishing systems.

Indoor rooms or areas in which hazardous materials are handled or used shall be protected by a fire extinguishing system in accordance with FC Chapter 9 and the construction codes, including the Building Code. The design of any sprinkler system shall not be less than that required for Ordinary Hazard, Group 2, with a minimum design area of 3,000 square feet (279 m

2

). Where the materials or storage arrangement are required by other regulations to be provided with a higher level of sprinkler system protection, the higher level of sprinkler system protection shall be provided.

5005.1.9 Ventilation.

Indoor use areas, including dispensing areas, shall be provided with exhaust ventilation in accordance with Section 502.8 of the Mechanical Code.

Exception: Ventilation is not required for flammable solids, unless they are in the form of finely divided particles or generate finely divided particles during use.

5005.1.10 Liquid transfer.

Liquids having a hazard ranking of 3 or 4 pursuant to NFPA 704 shall be transferred by one of the following methods:

1. From safety cans complying with the requirements of UL 30.

2. Through an approved closed piping system.

3. From containers or tanks by an approved pump taking suction through an opening in the top of the container or tank.

4. From containers or tanks by gravity through an approved self-closing or automatic-closing valve when the container or tank and dispensing operations are provided with spill control and secondary containment in accordance with FC 5004.2. Highly toxic liquids shall not be dispensed by gravity from tanks.

5. Approved engineered liquid transfer systems.

Exceptions:

1. Liquids having a hazard ranking of 4 when dispensed from approved containers not exceeding 1.3 gallons (5 L).

2. Liquids having a hazard ranking of 3 when dispensed from approved containers not exceeding 5.3 gallons (20 L).

5005.2 Indoor use.

Indoor use, including dispensing, of hazardous materials shall be in buildings complying with the requirements of the construction codes, including the Building Code, and in accordance with FC 5005.1 and FC 5005.2.1 through 5005.2.2.5.

5005.2.1 Open systems.

Use of hazardous materials in open containers or systems shall be in accordance with FC 5005.2.1.1 through 5005.2.1.4.

5005.2.1.1 Ventilation.

Where gases, liquids or solids having a hazard ranking of 3 or 4, as defined in NFPA 704 are used, mechanical exhaust ventilation shall be provided to capture gases, fumes, mists or vapors at the point of generation.

Exception: Gases, liquids or solids that do not generate harmful fumes, mists or vapors.

5005.2.1.2 Explosion control.

Explosion control shall be provided in accordance with FC 5004.6 when an explosive environment can occur because of the characteristics or nature of the hazardous materials or the manner in which they are used.

5005.2.1.3 Spill control for hazardous material liquids.

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 shall be provided with spill control in accordance with FC 5004.2.1.

5005.2.1.4 Secondary containment for hazardous material liquids.

Where required by FC Table 5005.2.1.4, buildings, structures, rooms or areas where hazardous material liquids are used in open systems shall be provided with secondary containment in accordance with FC 5004.2.2 when the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following quantities:

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

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

FC Table 5005.2.1.4 Required Secondary Containment – Hazardous Material Solids and Liquids Use

Material

Indoor Use

Outdoor Use

Solids

Liquids

Solids

Liquids

Physical-hazard materials

Combustible liquids

Class II

Not Applicable

See FC Chapter 57

Not Applicable

See FC Chapter 57

Class IIIA

See FC Chapter 57

See FC Chapter 57

Class IIIB

See FC Chapter 57

See FC Chapter 57

Cryogenic fluids

Not Applicable

See FC Chapter 55

Not Applicable

See FC Chapter 55

Explosives

a

See FC Chapter 56

See FC Chapter 56

Flammable liquids

Class IA

Not Applicable

See FC Chapter 57

Not Applicable

See FC Chapter 57

Class IB

See FC Chapter 57

See FC Chapter 57

Class IC

See FC Chapter 57

See FC Chapter 57

Flammable solids

Not Required

Not Applicable

Not Required

Not Applicable

Organic peroxides nondetonable

Class I

Not Required

Required

Not Required

Required

Class II

Class III

Class IV

Class V

Not Required

Not Required

Not Required

Oxidizers

Class 4

Not Required

Required

Not Required

Required

Class 3

Class 2

Class 1

Pyrophorics nondetonable

Not Required

Required

Not Required

Required

Unstable (reactives) nondetonable

Class 4

Not Required

Required

Required

Required

Class 3

Class 2

Class 1

Not Required

Not Required

Required

Required

Water-reactives, nondetonable

Class 3

Not Required

Required

Required

Required

Class 2

Class 1

Not Required

Not Required

Required

Required

Health-hazard materials

Corrosives

Not Required

Required

Not Required

Required

Highly toxics

Required

Toxics

Not Required

a. Unclassified detonable organic peroxides (see FC Chapter 62), detonable pyrophoric materials (see FC Chapter 64), detonable unstable (reactive) materials (see FC Chapter 66) and detonable water-reactive materials (see FC Chapter 67) shall be treated as explosives for purposes of storage, handling and use (see FC Chapter 56).

5005.2.2 Closed systems.

Use of hazardous materials in closed containers or systems shall be in accordance with FC 5005.2.2.1 through 5005.2.2.5.

5005.2.2.1 Design.

Systems shall be suitable for the use intended and shall be designed by a qualified person. Controls shall be designed to prevent materials from entering or leaving the process or reaction systems at other than the intended time, rate or path. Where automatic controls are provided, they shall be designed to be fail safe.

5005.2.2.2 Ventilation.

Where closed systems are designed to be opened as part of normal operations, ventilation shall be provided in accordance with FC 5005.2.1.1.

5005.2.2.3 Explosion control.

Explosion control shall be provided in accordance with FC 5004.6 where an explosive environment exists because of the hazardous materials or the manner in which they are used.

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.

5005.2.2.4 Spill control for hazardous material liquids.

Buildings, rooms or areas where hazardous material liquids are used in individual vessels exceeding a 55-gallon (208 L) capacity shall be provided with spill control in accordance with FC 5004.2.1.

5005.2.2.5 Secondary containment for hazardous material liquids.

Where required by FC Table 5005.2.1.4, buildings, rooms or areas where hazardous material liquids are used in vessels or systems shall be provided with secondary containment in accordance with FC 5004.2.2 when the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following quantities:

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

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

5005.3 Outdoor use.

Outdoor use, including dispensing, of hazardous materials shall be in accordance with FC 5005.3.1 through 5005.3.9.

5005.3.1 Quantities exceeding the maximum allowable quantity per control area.

Outdoor use of hazardous materials, in either closed or open containers or systems, in amounts exceeding the maximum allowable quantity per control area indicated in FC Tables 5003.1.1(3) and 5003.1.1(4) shall be in accordance with FC 5001, 5003, 5005.1 and 5005.3.

5005.3.2 Quantities not exceeding the maximum allowable quantity per control area.

Outdoor use of hazardous materials, in either closed or open containers or systems, in amounts not exceeding the maximum allowable quantity per control area indicated in FC Tables 5003.1.1(3) and 5003.1.1(4) shall be in accordance with FC 5001 and 5003.

5005.3.3 Location.

Outdoor use areas for hazardous materials shall be located as required for outdoor storage in accordance with FC 5004.

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 FC 5004.2.1.

5005.3.5 Secondary containment for hazardous material liquids in open systems.

Where required by FC Table 5005.2.1.4, outdoor areas where hazardous material liquids are used in open systems shall be provided with secondary containment in accordance with FC 5004.2.2 when the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following quantities:

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

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

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 FC 5004.2.1.

5005.3.7 Secondary containment for hazardous material liquids in closed systems.

Where required by FC Table 5005.2.1.4, outdoor areas where hazardous material liquids are used in closed systems shall be provided with secondary containment in accordance with FC 5004.2.2 when the capacity of an individual vessel or system or the capacity of multiple vessels or systems exceeds the following quantities:

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

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

5005.3.8 Clearance from combustibles.

The area surrounding an outdoor use area, including an area used for dispensing, shall be kept clear of vegetation, rubbish and other combustible waste, and combustible materials, for a minimum distance of 30 feet (9144 mm).

5005.3.9 Weather protection.

Outdoor hazardous material use areas sheltered by overhead noncombustible construction shall not be considered indoor use when the area is constructed in accordance with the requirements for weather protection as required in the construction codes, including the Building Code.

Exception: Use of explosives shall be considered as indoor use.

5005.4 Handling.

Handling of hazardous materials shall be in accordance with FC 5005.4.1 through 5005.4.4.

5005.4.1 Quantities exceeding the maximum allowable quantity per control area.

Handling of hazardous materials in indoor and outdoor locations in amounts exceeding the maximum allowable quantity per control area indicated in FC Tables 5003.1.1(1) through 5003.1.1(4) shall be in accordance with FC 5001, 5003, 5005.1 and 5005.4.

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 control area indicated in FC Tables 5003.1.1(1) and 5003.1.1(2) shall be in accordance with FC 5001 and 5003. Handling of hazardous materials in outdoor locations in amounts not exceeding the maximum allowable quantity per control area indicated in FC Tables 5003.1.1(3) and 5003.1.1(4) shall be in accordance with FC 5001 and 5003.

5005.4.3 Location.

Outdoor handling areas for hazardous materials shall be located as required for outdoor storage in accordance with FC 5004.

5005.4.4 Emergency alarm.

Where hazardous materials in quantities exceeding the maximum allowable quantity per control area having a hazard ranking of 3 or 4 pursuant to NFPA 704 are moved through corridors or exit enclosures, there shall be an emergency telephone system, a local manual alarm station or an approved alarm-initiating device at not more than 150-foot (45 720-mm) intervals throughout the handling route, and at each exit doorway throughout the handling route. The signal shall be relayed to an approved central station or remote supervising station or a constantly attended on-site location and shall also initiate a local audible alarm.