Section 27-245
§ 27-245 Classification. Buildings and spaces shall be classified in
the storage occupancy group when they are used primarily for storing
goods. When the goods stored are highly combustible, flammable, or
potentially explosive, the building or space shall meet the requirements
for high hazard occupancies when the latter are more restrictive than
the corresponding requirements for the storage classification. The
storage occupancy group consists of sub groups B-1 and B-2.
Section 27-246
§ 27-246 Occupancy group B-1. Shall include buildings and spaces
used for storing any flammable or combustible materials that is likely
to permit the development and propagation of fire with moderate
rapidity.
TABLE 3-2 TYPICAL OCCUPANCIES FOR OCCUPANCY CLASSIFICATION*
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Occupancy Desig-
Group nation Representative Occupancies
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High Hazard A Paint shop and storerooms; industrial smoke
houses; grain elevators; tanneries with enam-
elling or japanning; distilleries; sugar, st-
arch, cereal, feed, flour, and grist mills;
any space containing distribution piping at
pressure levels above fifteen psig
Storage B-1 Warehouses; storerooms; freight depots; sta-
bles; coal pockets; group 1 public garages**
B-2 Warehouses; storerooms; private garages; green
houses; group 2 public garages**
Mercantile C Retail stores; shops; sales rooms; markets
Industrial D-1 Baking plants; breweries; automotive repair
shops; foundaries; heliports; scenery shops
D-2 Mechanical and electrical equipment rooms; pow-
er plants, and boiler and furnace rooms, ex-
cept those containing gas distribution piping at
pressure levels above fifteen psig; commercial
laundries; vocational training shops; labora-
tories; nonresidential kitchens
Business E Office buildings; banks; civic administration
buildings; radio and television stations
not classified as places of assembly or
as equipment rooms; telephone exchanges;
and beauty shops; automotive service sta-
tions; neighborhood family care centers;
medical offices or group medical centers
F-1b Churches; lecture halls; court rooms; conv-
ention halls; concert halls; sports arenas;
planetariums, motion picture theaters
F-2 Grandstands; bleachers; stadiums; drive-in
theaters; amusement attractions and devices;
bandstands; skating rinks
F-3 Exhibition halls; galleries; gymnasiums, mu-
seums; passenger terminals; bowling alleys;
billiard parlors; skating rinks
F-4 Restaurants; night clubs; cabarets; dance
halls; ballrooms; banquet rooms; cafeterias;
snack bars; taverns; coffee houses
Educational G Schools; academies; universities; libraries
Institutional H-1 Jails; prisons; reformatories; mental instit-
utions
H-2 Hospitals; sanitariums; clinics; nursing homes;
orphanages; homes for the aged; day nurseries
Residential J-1 Hotels; motels; lodging houses; rooming houses
J-2 Apartment houses; apartment hotels; school dor-
mitory buildings
J-3 One-family and two-family dwellings; rectories;
convents
Miscellaneous K Sheds; fences; signs
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* This list of occupancies is representative only and is not complete.
See reference standard RS 3-3 for additional listings.
** See article ten of subchapter seven of this chapter.
(a) Typical material contents: bags (cloth, burlap, and paper); bamboo
and rattan; baskets; belting (canvas and leather); books and paper in
rolls or packs; buttons, including cloth-covered, pearl, or bone; boots
and shoes; cardboard and cardboard boxes; wearing apparel; cordage;
furniture; furs; glue, mucilage, paste, and size; horn and combs other
than celluloid; leather enamelling or japanning; linoleum; livestock;
lumber; photo-engraving supplies; silk; soap; sugar; tobacco; cigars,
cigarettes, and snuff; upholstery and mattresses; wax candles.
Section 27-247
§ 27-247 Occupancy group B-2. Shall include buildings and spaces used
for storing noncombustible materials and materials that do not
ordinarily burn rapidly.