220.127.116.11 Portable tanks stored over one tier high shall be nested
securely without dunnage.
18.104.22.168 Material handling equipment shall be suitable to handle
NFPA 30, 22.214.171.124
containers and tanks safely at the upper tier level.
4.3.7 Containers over 30 gallons in size that contain Class I or Class II
NFPA 30, 126.96.36.199;
liquids shall not be stored over one level high in inside rooms
4.3.8 No stack of flammable or combustible liquids shall be closer
NFPA 30, 188.8.131.52;
than 3 ft. to the nearest beam, chord, or other construction, and
shall be 3 ft. below sprinkler deflectors, discharge orifices of
water spray, or other overhead fire protection systems.
4.3.9 Suitable fire control devices shall be available at locations where
NFPA 30, 4.9;
flammable and combustible liquids are stored.
4.3.10 At least one portable fire extinguisher having a rating of not less
than 40-B units shall be located outside but not more than 10 ft.
from any door to a flammable and combustible liquids storage
room or any area where Class I or Class II liquids are stored.
4.3.11 Water reactive materials (see definition) shall not be stored in
NFPA 30, 4.10.1;
4.3.12 Class I and Class II liquids in plastic containers shall only be
NFPA 30, 184.108.40.206
stored in flammable liquids storage rooms (see definition) or
flammable liquid storage cabinets.
4.3.13 Liquids used for building maintenance, painting, or other similar
NFPA 30, 220.127.116.11
infrequent maintenance purposes shall be permitted to be stored
temporarily in closed containers outside of flammable liquids
storage cabinets or flammable liquids storage areas, if the
amount stored does not exceed a 10-day supply at anticipated
This requirement is intended to protect water reactive chemicals from exposure to water in water based fire
suppression systems that may be used where flammable liquids are stored. Spraying water on a water reactive
material during an upset condition could increase the severity and danger of the upset condition. While not required,
consideration should be given to applying a similar restriction in oxidizer storage areas. See section 4.4.2.