NFPA_101-_Chapter_42.pdf

Chapter 42 Storage Occupancies

42.1 General Requirements.

42.1.1 Application.

42.1.1.1 The requirements of this chapter shall apply to both new and existing storage occupancies.

42.1.1.2 Administration. The provisions of Chapter 1, Admin- istration, shall apply.

42.1.1.3 General. The provisions of Chapter 4, General, shall apply.

42.1.1.4 Storage occupancies shall include all buildings or structures used primarily for the storage or sheltering of goods, merchandise, products, or vehicles.

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2015 Edition Copyright 2015 National Fire Protection Association (NFPA). Licensed, by agreement, for individual use and download on November 3, 2015 to Jesse.W.Schmidt. No other reproduction or transmission in any form permitted without written permission of NFPA. For inquires or to report unauthorized use, contact licensing@nfpa.org.

40.3.5 Extinguishment Requirements. (Reserved)

40.3.6 Corridors. The provisions of 7.1.3.1 shall not apply.

40.7.1 Upholstered Furniture and Mattresses. The provisions of 10.3.2 shall not apply to upholstered furniture and mat- tresses.

Copyright 2015 National Fire Protection Association (NFPA). Licensed, by agreement, for individual use and download on November 3, 2015 to Jesse.W.Schmidt. No other reproduction or transmission in any form permitted without written permission of NFPA. For inquires or to report unauthorized use, contact licensing@nfpa.org.

STORAGE OCCUPANCIES

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42.1.2 Classification of Occupancy.

42.1.2.1 Storage occupancies shall include all buildings and structures or parts thereof with occupancy as defined in 6.1.13.

42.1.2.2 Incidental storage in another occupancy shall not be the basis for overall occupancy classification.

42.1.2.3 Storage occupancies or areas of storage occupancies that are used for the purpose of packaging, labeling, sorting, special handling, or other operations requiring an occupant load greater than that normally contemplated for storage shall be classified as industrial occupancies. (See Chapter 40.)

42.1.3 Multiple Occupancies. All multiple occupancies shall be in accordance with 6.1.14.

42.1.4 Definitions.

(1) They are held open by fusible links.

(2) The fusible links are rated at not less than 165°F (74°C).

(3) The fusible links are located not more than 10 ft (3050 mm) above the floor.

(4) The fusible links are in immediate proximity to the door opening.

(5) The fusible links are not located above a ceiling.

(6) The door is not credited with providing any protection under this Code.

42.2.2.3 Stairs.

42.2.2.3.1 Stairs shall comply with 7.2.2 and shall be permit- ted to be modified by any of the following:

(1) Noncombustible grated stair treads and noncombustible

42.1.4.1 General. For definitions, see Chapter 3, Definitions.

42.1.4.2 Special Definitions. Special terms applicable to this chapter are defined in Chapter 3.

grated landing floors shall be permitted.

(2) Industrial equipment access stairs in accordance

40.2.5.3 shall be permitted.

with

42.1.5 Classification of Hazard of Contents.

42.1.5.1 Contents of storage occupancies shall be classified as low hazard, ordinary hazard, or high hazard in accordance with Section 6.2, depending on the quantity and character of the materials stored, their packaging, and other factors.

42.1.5.2 Hazardous materials that exceed the maximum al- lowable quantities (MAQ) as permitted in the fire code shall be classified as high-hazard contents.

42.1.6 Minimum Construction Requirements. (Reserved)

42.1.7 * Occupant Load. The occupant load, in number of per- sons for whom means of egress and other provisions are re- quired, shall be determined on the basis of the maximum probable population of the space under consideration.

42.2 Means of Egress Requirements.

42.2.1 General.

42.2.1.1 Each required means of egress shall be in accor- dance with the applicable portions of Chapter 7.

42.2.1.2 * Normally unoccupied utility chases that are secured from unauthorized access and are used exclusively for routing of electrical, mechanical, or mailto:licensing@nfpa.org plumbing equipment shall not be required to comply with the provisions of Chapter 7.

42.2.2 Means of Egress Components.

42.2.2.1 Components Permitted. Components of means of egress shall be limited to the types described in 42.2.2.2 through 42.2.2.12.

42.2.2.2 Doors.

42.2.2.2.1 Doors complying with 7.2.1 shall be permitted.

42.2.2.2.2 Delayed-egress locks complying with 7.2.1.6.1 shall be permitted.

42.2.2.2.3 Access-controlled egress doors complying with

7.2.1.6.2 shall be permitted.

42.2.2.2.4 Locks in accordance with 7.2.1.6.3 shall be per- mitted.

42.2.2.2.5 Approved existing horizontal-sliding fire doors shall be permitted in the means of egress where they comply with all of the following conditions:

42.2.2.3.2 Spiral stairs complying with 7.2.2.2.3 shall be per- mitted.

42.2.2.3.3 Existing winders complying with 7.2.2.2.4 shall be permitted.

42.2.2.4 Smokeproof Enclosures. Smokeproof enclosures complying with 7.2.3 shall be permitted.

42.2.2.5 Horizontal Exits.

42.2.2.5.1 Horizontal exits complying with 7.2.4 shall be per- mitted.

42.2.2.5.2 * In horizontal exits where the opening is protected by a fire door assembly on each side of the wall in which it is located, one fire door shall be of the swinging type, as pro- vided in 7.2.4.3.8, and the other shall be permitted to be an automatic-sliding fire door that shall be kept open whenever the building is occupied.

42.2.2.6 Ramps.

42.2.2.6.1 Ramps complying with 7.2.5 shall be permitted.

42.2.2.6.2 Industrial equipment access ramps in accordance with 40.2.5.3 shall be permitted.

42.2.2.7 Exit Passageways. Exit passageways complying with

7.2.6 shall be permitted.

42.2.2.8 Fire Escape Stairs. Existing fire escape stairs comply- ing with 7.2.8 shall be permitted.

42.2.2.9 Fire Escape Ladders.

42.2.2.9.1 Fire escape ladders complying with 7.2.9 shall be permitted.

42.2.2.9.2 Fixed industrial stairs in accordance with the mini- mum requirements for fixed stairs in ANSI A1264.1, Safety Re- quirements for Workplace Walking/Working Surfaces and Their Ac- cess; Workplace Floor, Wall and Roof Openings; Stairs and Guardrail Systems, shall be permitted where fire escape ladders are per- mitted in accordance with 7.2.9.1.

42.2.2.10 Slide Escapes. Existing slide escapes complying with

7.2.10 shall be permitted.

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42.2.2.11 Alternating Tread Devices. Alternating tread de- Table 42.2.5 Arrangements of Means of Egress vices complying with 7.2.11 shall be permitted.

Ordinary

42.2.2.12 Areas of Refuge. Areas of refuge complying with

7.2.12 shall be permitted.

42.2.3 Capacity of Means of Egress. The capacity of means of

Low Hazard Storage

Hazard Storage Occupancy High Hazard

Storage egress shall be in accordance with Section 7.3.

42.2.4 Number of Means of Egress. The number of means of egress shall comply with 42.2.4.1 through 42.2.4.3. (See also Section 7.4.)

42.2.4.1 The number of means of egress shall comply with any of the following:

(1) In low hazard storage occupancies, a single means of egress shall be permitted from any story or section.

(2) In ordinary hazard storage occupancies, a single means of egress shall be permitted from any story or section, pro- vided that the exit can be reached within the distance permitted as a common path of travel.

(3) All buildings or structures not complying with 42.2.4.1(1) or 42.2.4.1(2) and used for storage, and every section thereof considered separately, shall have not less than two separate means of egress as remotely located from each other as practicable.

42.2.4.2 In new buildings, floors or portions thereof with an occupant load of more than 500 persons shall have the mini- mum number of separate and remote means of egress speci- fied by 7.4.1.2.

42.2.4.3 Areas with high hazard contents shall comply with Section 7.11.

42.2.5 Arrangement of Means of Egress. Means of egress, ar- ranged in accordance with Section 7.5, shall not exceed that provided by Table 42.2.5.

42.2.6 * Travel Distance to Exits. Travel distance, measured in accordance with Section 7.6, shall not exceed that provided by Table 42.2.6.

Level of Protection

Dead-End Corridor Protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1) Not protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1)

Common Path of Travel Protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1) Not protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1)

NL: Not limited.

Occupancy ft m Occupancy

NL 100 30 Prohibited, except as permitted by 7.11.4

NL 50 15 Prohibited, except as permitted by 7.11.4

NL 100 30 Prohibited, except as permitted by 7.11.4

NL 50 15 Prohibited, except as permitted by 7.11.4

42.2.7 Discharge from Exits. Discharge from exits shall be in accordance with Section 7.7.

42.2.8 Illumination of Means of Egress.

42.2.8.1 Means of egress shall be illuminated in accordance with Section 7.8.

42.2.8.2 In structures occupied only during daylight hours, means of egress shall be permitted to be illuminated with win- dows arranged to provide the required level of illumination on all portions of the means of egress during such hours, when approved by the authority having jurisdiction.

42.2.9 Emergency Lighting. Emergency lighting shall be pro- vided in normally occupied storage occupancies in accordance with Section 7.9, except for spaces occupied only during daylight hours with natural illumination in accordance with 42.2.8.2.

42.2.10 Marking of Means of Egress. Means of egress shall have signs in accordance with Section 7.10.

42.2.11 Special Means of Egress Features.

42.2.11.1 Reserved.

42.2.11.2 Lockups.

42.2.11.2.1 Lockups in new storage occupancies shall comply with the requirements of 22.4.5.

42.2.11.2.2 Lockups in existing storage occupancies, other than approved existing lockups, shall comply with the require- ments of 23.4.5.

42.3 Protection.

42.3.1 Protection of Vertical Openings. Any vertical opening shall be protected in accordance with Section 8.6, unless oth- erwise permitted by one of the following:

(1) Vertical openings in accordance with 8.6.9.1 or 8.6.9.2 shall be permitted.

(2) Existing open stairs, existing open ramps, and existing open escalators shall be permitted where connecting only two floor levels.

Copyright 2015 National Fire Protection Association (NFPA). Licensed, by agreement, for individual use and download on November 3, 2015 to Jesse.W.Schmidt. No other reproduction or transmission in any form permitted without written permission of NFPA. For inquires or to report unauthorized use, contact licensing@nfpa.org.

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Table 42.2.6 Maximum Travel Distance to Exits

42.3.4 Detection, Alarm, and Communications Systems.

42.3.4.1 General. A fire alarm system shall be required in ac-

Level of

Low Hazard Storage

Ordinary Hazard Storage Occupancy

High Hazard Storage Occupancy cordance with Section 9.6 for storage occupancies, except as modified by 42.3.4.1.1, 42.3.4.1.2, and 42.3.4.1.3.

42.3.4.1.1 Storage occupancies limited to low hazard con-

Protection

Occupancy ft m ft m tents shall not be required to have a fire alarm system.

Protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1) Not protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1) Flammable and combustible liquid products stored and protected in accordance with NFPA 30, Flammable and Combustible Liquids Code

NL 400 122 100 30

NL 200 61 75 23

NA NA NA 150 46

42.3.4.1.2 Storage occupancies with ordinary or high hazard contents not exceeding an aggregate floor area of 100,000 ft2 (9300 m2) shall not be required to have a fire alarm system.

42.3.4.1.3 Storage occupancies protected throughout by an approved automatic sprinkler system in accordance with Sec- tion 9.7 shall not be required to have a fire alarm system.

42.3.4.2 Initiation. Initiation of the required fire alarm system shall be by any of the following means:

(1) Manual means in accordance with 9.6.2.1(1)

(2) Approved automatic fire detection system in accordance with 9.6.2.1(2) throughout the building, plus a minimum of one manual fire alarm box in accordance with 9.6.2.6

(3) Approved, supervised automatic sprinkler system in ac- cordance with 9.6.2.1(3) throughout the building, plus a minimum of one manual fire alarm box in accordance with 9.6.2.6

42.3.4.3 Notification.

42.3.4.3.1 The required fire alarm system shall meet one of the following criteria:

(1) It shall provide occupant notification in accordance with 9.6.3.

(2) It shall sound an audible and visible signal in a constantly attended location for the purposes of initiating emer- gency action.

42.3.4.3.2 Positive alarm sequence in accordance with 9.6.3.4

NL: Not limited. NA: Not applicable.

(3) Existing unprotected vertical openings in buildings with low- or ordinaryhazard contents, and protected throughout by an approved automatic sprinkler system in accordance with 9.7.1.1(1), shall be permitted where they do not serve as re- quired exits, and where all required exits consist of outside stairs in accordance with 7.2.2, smokeproof enclosures in accordance with 7.2.3, or horizontal exits in accordance with 7.2.4.

42.3.2 Protection from Hazards. See also Section 8.7.

42.3.3 Interior Finish.

42.3.3.1 General. Interior finish shall be in accordance with Section 10.2.

42.3.3.2 Interior Wall and Ceiling Finish. Interior wall and ceiling finish materials shall be Class A, Class B, or Class C in accordance with Section 10.2 in storage areas and shall be as required by 7.1.4 in exit enclosures.

42.3.3.3 Interior Floor Finish.

42.3.3.3.1 Interior floor finish in exit enclosures and in exit access corridors shall be Class I or Class II.

42.3.3.3.2 Interior floor finish in areas other than those specified in 42.3.3.3.1 shall not be required to comply with Section 10.2.7.

shall be permitted.

42.3.4.3.3 Existing presignal systems in accordance with

9.6.3.3 shall be permitted.

42.3.4.3.4 In high hazard storage occupancies, the required fire alarm system shall automatically initiate an occupant evacuation alarm signal in accordance with 9.6.3.

42.3.5 Extinguishment Requirements. (Reserved)

42.3.6 Corridors. The provisions of 7.1.3.1 shall not apply.

42.4 Special Provisions.

42.4.1 Limited-Access or Underground Structures. Limited- access or underground structures shall comply with Section 11.7.

42.4.2 High-Rise Buildings. New high-rise storage occupan- cies shall comply with Section 11.8.

42.4.3 Alcohol-Based Hand-Rub Dispensers. Alcohol-based hand-rub dispensers in accordance with 8.7.3.3 shall be per- mitted.

42.5 Building Services.

42.5.1 Utilities. Utilities shall comply with the provisions of Section 9.1.

42.5.2 Heating, Ventilating, and Air-Conditioning. Heating, ventilating, and air-conditioning equipment shall comply with the provisions of Section 9.2.

42.5.3 Elevators, Escalators, and Conveyors. Elevators, escala- tors, and conveyors shall comply with the provisions of Sec- tion 9.4.

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42.5.4 Waste Chutes, Incinerators, and Laundry Chutes. Waste chutes, incinerators, and laundry chutes shall comply with the provisions of Section 9.5.

42.6 * Special Provisions for Aircraft Storage Hangars.

42.6.1 The requirements of Sections 42.1 through 42.5 shall be met, except as modified by 42.6.1.1 through 42.6.3.

42.6.1.1 There shall be not less than two means of egress from each aircraft storage area.

42.6.1.2 Exits from aircraft storage areas shall be provided at intervals not exceeding 150 ft (46 m) on all exterior walls.

42.6.1.3 Where horizontal exits are provided, doors shall be provided in the horizontal exit fire barrier at intervals not ex- ceeding 100 ft (30 m).

42.6.1.4 Where dwarf, or “smash,” doors are provided in doors

42.7.4 Extinguishment Requirements. (Reserved)

42.7.5 Underground Spaces.

42.7.5.1 Number of Means of Egress.

42.7.5.1.1 Underground spaces shall have not less than two means of egress, one of which shall be permitted to be a means of escape, except as permitted in 42.7.4.1.2.

42.7.5.1.2 Where the horizontal travel distance to the means of egress is less than 50 ft (15 m) in normally unoccupied spaces, a single means of egress shall be permitted.

42.7.5.2 Travel Distance to Exits. Travel distance, measured in accordance with Section 7.6, shall not exceed that provided by Table 42.7.4.2.

Table 42.7.5.2 Maximum Travel Distance to Means of Escape or Exits that accommodate aircraft, such doors shall be permitted for compliance with 42.6.1.1, 42.6.1.2, and 42.6.1.3.

42.6.2 Means of egress from mezzanine floors in aircraft stor-

Travel Distance

Level of Protection ft m age areas shall be arranged so that the travel distance to the nearest exit from any point on the mezzanine does not exceed 75 ft (23 m), and such means of egress shall lead directly to a properly enclosed stair discharging directly to the exterior, to a suitable cutoff area, or to outside stairs.

42.6.3 Dead ends shall not exceed 50 ft (15 m) for other than high hazard contents areas and shall not be permitted for high hazard contents areas.

Protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1) Not protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1)

400 122

200 61

42.7* Special Provisions for Grain Handling, Processing, Mill- ing, or Other Bulk Storage Facilities.

42.7.1 General. The requirements of Sections 42.1 through

42.5 shall be met, except as modified by 42.7.2 through 42.7.4.2.

42.7.2 Number of Means of Egress. There shall be not less than two means of egress from all working levels of the head house, as modified by 42.7.2.1, 42.7.2.2, and 42.7.2.3.

42.7.2.1 One of the two means of egress shall be a stair to the level of exit discharge, and, if this means of egress is interior to the structure, it shall be enclosed by a dust-resistant, 1-hour fire resistance–rated enclosure in accordance with 7.1.3.2. Ex- terior stair means of egress shall be protected from the struc- ture by a 1-hour fire resistance–rated wall that extends at least 10 ft (3050 mm) beyond the stair.

42.7.2.2 The second means of egress shall be one of the fol- lowing:

(1) Exterior stair or basket ladder–type fire escape that is ac- cessible from all working levels of the structure and pro- vides a passage to the finished ground level

(2) Exterior stair or basket ladder–type fire escape that is ac- cessible from all working levels of the structure, provides access to adjoining structures, and provides a continuous path to the means of egress described in 42.7.3

42.7.2.3 Stair enclosures in existing structures shall be per- mitted to have non-fire-rated dust-resistant enclosures.

42.7.3 Means of Egress to Finished Ground Level. An exterior stair or basket ladder–type fire escape shall provide passage to the finished ground level from the top of the end of an adjoin- ing structure, such as a silo, conveyor, gallery, or gantry.

Existing structures Unlimited

42.8 Special Provisions for Parking Structures.

42.8.1 General Requirements.

42.8.1.1* Application. The provisions of 42.8.1 through

42.8.5.4 shall apply to parking structures of the closed or open type, above or below grade plane, but shall not apply to as- sisted mechanical-type or automated-type parking facilities that are not occupied by customers. The requirements of Sec- tions 42.1 through 42.7 shall not apply.

42.8.1.2 Multiple Occupancies.

42.8.1.2.1 Where both parking and repair operations are conducted in the same building, the entire building shall com- ply with Chapter 40, except as modified by 42.8.1.2.2.

42.8.1.2.2 Where the parking and repair sections are separated by not less than 1-hour fire-rated construction, the parking and repair sections shall be permitted to be treated separately.

42.8.1.2.3 In areas where repair operations are conducted, the means of egress shall comply with Chapter 40.

42.8.1.3 Open Parking Structures. Open parking structures shall comply with 42.8.1.3.1 through 42.8.1.3.3.

42.8.1.3.1 Each parking level shall have wall openings open to the atmosphere for an area of not less than 1.4 ft2 for each linear foot (0.4 m2 for each linear meter) of its exterior perim- eter. [88A: 5.5.1]

42.8.1.3.2 The openings addressed in 42.8.1.3.1 shall be dis- tributed over 40 percent of the building perimeter or uni- formly over two opposing sides.

[88A: 5.5.2]

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42.8.1.3.3 Interior wall lines and column lines shall be at least 20 percent open, with openings distributed to provide ventila- tion. [88A: 5.5.3]

42.8.1.4 Classification of Occupancy. Incidental vehicle park- ing in another occupancy shall not be the basis for overall occupancy classification.

42.8.1.5 Classification of Hazard of Contents. Parking struc- tures used only for the storage of vehicles shall be classified as ordinary hazard in accordance with Section 6.2.

42.8.1.6 Minimum Construction Requirements. (No require- ments.)

42.8.1.7 Occupant Load. (No requirements.)

42.8.2 Means of Egress Requirements.

42.8.2.1 General. Means of egress shall be in accordance with Chapter 7 and 42.8.2.

42.8.2.2 Means of Egress Components.

42.8.2.2.1 Components Permitted. Components of means of egress shall be limited to the types described in 42.8.2.2.2 through 42.8.2.2.9.

42.8.2.2.2 Doors.

42.8.2.2.2.������42 Doors complying with 7.2.1 shall be permitted.

42.8.2.2.2.������42 Special locking arrangements complying with

7.2.1.6 shall be permitted.

42.8.2.2.2.3 An opening for the passage of automobiles shall be permitted to serve as an exit from a street floor, provided that no door or shutter is installed therein.

42.8.2.2.3 Stairs.

42.8.2.2.3.������42 Stairs complying with 7.2.2 shall be permitted, unless otherwise permitted by 42.8.2.2.3.2.

42.8.2.2.3.������42 In open parking structures, stairs complying with

7.2.2.5.1 shall not be required.

42.8.2.2.3.������42 Existing winders complying with 7.2.2.2.4 shall be permitted.

42.8.2.2.3.������42 Paragraph 7.2.2.4.5.3(2) shall not apply to guards for parking garages that are accessible to the general public.

42.8.2.2.4 Smokeproof Enclosures. Smokeproof enclosures complying with 7.2.3 shall be permitted.

42.8.2.2.5 Horizontal Exits. Horizontal exits complying with

7.2.4 shall be permitted.

42.8.2.2.6 Ramps.

42.8.2.2.6.1 Ramps shall be permitted in accordance with any of the following conditions:

(1) Ramps complying with 7.2.5 shall be permitted and shall not be subject to normal vehicular traffic where used as an exit.

(2) In a ramp-type open parking structure with open vehicle ramps not subject to closure, the ramp shall be permitted to serve in lieu of the second means of egress from floors above the level of exit discharge, provided that the ramp discharges directly outside at the street level.

(3) For parking structures extending only one floor level be- low the level of exit discharge, a vehicle ramp leading directly to the outside shall be permitted to serve in lieu of the second means of egress, provided that no door or shutter is installed therein.

42.8.2.2.6.2 Paragraph 7.2.2.4.5.3(2) shall not apply to guards for parking structures that are accessible to the general public.

42.8.2.2.7 Exit Passageways. Exit passageways complying with

7.2.6 shall be permitted.

42.8.2.2.8 Fire Escape Stairs. Fire escape stairs complying with

7.2.8 shall be permitted for existing parking structures only.

42.8.2.2.9 Areas of Refuge.

42.8.2.2.9.������42 Areas of refuge complying with 7.2.12 shall be permitted, as modified by 42.8.2.2.9.2.

42.8.2.2.9.������42 In open-air parking structures, the area of refuge requirements of 7.2.12.1.2(2) shall not apply.

42.8.2.3 Capacity of Means of Egress. See also 42.8.2.4 and 42.8.2.5.

42.8.2.4 Number of Means of Egress. The number of means of egress shall comply with 42.8.2.4.1 and 42.8.2.4.2. (See also Section 7.4.)

42.8.2.4.1 Not less than two means of egress shall be provided from every floor or section of every parking structure.

42.8.2.4.2 In new buildings, floors or portions thereof with an occupant load of more than 500 persons shall have the minimum number of separate and remote means of egress specified by 7.4.1.2.

42.8.2.5 Arrangement of Means of Egress. See also Section 7.5.

42.8.2.5.1 A common path of travel shall be permitted for the first 50 ft (15 m) from any point in the parking structure.

42.8.2.5.2 Dead ends shall not exceed 50 ft (15 m).

42.8.2.5.3 Where fuel-dispensing devices are located within a parking structure, 42.8.2.5.3.1 and 42.8.2.5.3.2 shall apply.

42.8.2.5.3.������42 Travel away from the fuel-dispensing device in any direction shall lead to an exit with no dead end in which occupants might be trapped by fire.

42.8.2.5.3.������42 Within closed parking structures containing fuel- dispensing devices, exits shall be arranged and located to meet all of the following additional requirements:

(1) Exits shall lead to the outside of the building on the same level or to stairs, with no upward travel permitted, unless direct outside exits are available from that floor.

(2) Any story below the story at which fuel is being dispensed shall have exits leading directly to the outside via outside stairs or doors at the finished ground level.

42.8.2.6 Travel Distance to Exits.

42.8.2.6.1 Travel distance, measured in accordance with Sec- tion 7.6, shall not exceed that provided by Table 42.8.2.6.1, except as otherwise permitted in 42.8.2.6.2.

42.8.2.6.2 In open parking structures, travel distance shall comply with one of the following:

(1) The travel distance to an exit shall not exceed the travel distance specified in Table 42.8.2.6.1.

(2) The travel distance to a stair that does not meet the provi- sions for an exit enclosure shall not exceed the travel dis- tance specified in Table

42.8.2.6.1, and travel along the stair shall not be limited.

Copyright 2015 National Fire Protection Association (NFPA). Licensed, by agreement, for individual use and download on November 3, 2015 to Jesse.W.Schmidt. No other reproduction or transmission in any form permitted without written permission of NFPA. For inquires or to report unauthorized use, contact licensing@nfpa.org.

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Table 42.8.2.6.1 Maximum Travel Distance to Exits

Parking Structure Open Not

42.8.3.1.1.4 Ramps in enclosed parking structures shall not be required to be enclosed in accordance with 42.8.3.1.1.1 or 42.8.3.1.1.2 where the parking structure is protected through- out by an approved, supervised, automatic fire detection sys- tem and a mechanical ventilation system in accordance with

Level of

Enclosed Parking Structure

Open Parking Structure

Less than 50% on All Sides

6.3.1 of NFPA 88A, Standard for Parking Structures. [88A:5.4.6]

42.8.3.1.1.5 Openings in the floor assembly between an en- closed parking structure and an open parking structure, ex-

Protection

Protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1) Not protected throughout by an approved, supervised automatic sprinkler system in accordance with 9.7.1.1(1) ft m ft m ft m

200 61 400 122 400 122

150 46 300 91 400 122 cept exit openings, shall not be required to be enclosed where the enclosed parking structure is protected in accordance with 42.8.3.1.1.1 or 42.8.3.1.1.2.

[88A:5.4.7]

42.8.3.1.1.6 Sprinkler systems provided in accordance with 42.8.3.1.1.3 or 42.8.3.1.1.5 shall be supervised in accordance with 9.7.2.

42.8.3.1.2 Unprotected vertical openings through floors in open parking structures shall be permitted. [88A:5.4.8]

42.8.3.2 Protection from Hazards. (No requirements.)

42.8.3.3 Interior Finish.

42.8.3.3.1 General. Interior finish shall be in accordance with Section 10.2.

42.8.3.3.2 Interior Wall and Ceiling Finish. Interior wall and ceiling finish materials complying with Section 10.2 shall be Class A, Class B, or Class C in parking structures and shall be as required by 7.1.4 in exit enclosures.

42.8.3.3.3 Interior Floor Finish.

42.8.2.7 Discharge from Exits. Exit discharge shall comply with Section 7.7.

42.8.2.8 Illumination of Means of Egress. Means of egress shall be illuminated in accordance with Section 7.8 or with natural lighting that provides the required level of illumina- tion in structures occupied only during daylight hours.

42.8.2.9 Emergency Lighting. Parking structures shall be pro- vided with emergency lighting in accordance with Section 7.9, except for structures occupied only during daylight hours and arranged to provide the required level of illumination of all portions of the means of egress by natural means.

42.8.2.10 Marking of Means of Egress. Means of egress shall have signs in accordance with Section 7.10.

42.8.2.11 Special Means of Egress Features. (Reserved)

42.8.3 Protection.

42.8.3.1 Protection of Vertical Openings.

42.8.3.1.1 Vertical Openings in Enclosed Parking Structures.

42.8.3.1.1.������42 Unless otherwise provided in 42.8.3.1.1.3, 42.8.3.1.1.4, or 42.8.3.1.1.5, vertical openings through floors in enclosed parking structures four stories or more in height shall be enclosed with walls or partitions having a fire resis- tance rating of not less than 2 hours. [88A:5.4.3]

42.8.3.1.1.������42 Unless otherwise provided in 42.8.3.1.1.3, 42.8.3.1.1.4, or 42.8.3.1.1.5, vertical openings through floors in enclosed parking structures less than four stories in height shall be enclosed with walls or partitions having a fire resis- tance rating of not less than 1 hour. [88A:5.4.4]

42.8.3.1.1.������42 Ramps in enclosed parking structures shall not be required to be enclosed in accordance with 42.8.3.1.1.1 or 42.8.3.1.1.2 where the parking structure is protected through- out by an approved, automatic sprinkler system. [88A:5.4.5]

42.8.3.3.3.������42 Interior floor finish in exit enclosures and exit access corridors shall be Class I or Class II.

42.8.3.3.3.������42 Interior floor finish in areas other than those specified in 42.8.3.3.3.1 shall not be required to comply with 10.2.6.

42.8.3.4 Detection, Alarm, and Communications Systems.

42.8.3.4.1 General. A fire alarm system shall be required in accordance with Section 9.6 for parking structures, except as modified by 42.3.4.1.1, 42.3.4.1.2, and 42.3.4.1.3.

42.8.3.4.1.������42 Parking structures not exceeding an aggregate floor area of 100,000 ft2 (9300 m2) shall not be required to have a fire alarm system.

42.8.3.4.1.������42 Open parking structures shall not be required to have a fire alarm system.

42.8.3.4.1.������42 Parking structures protected throughout by an approved automatic sprinkler system in accordance with Sec- tion 9.7 shall not be required to have a fire alarm system.

42.8.3.4.2 Initiation. Initiation of the required fire alarm sys- tem shall be by one of the following means:

(1) Manual means in accordance with 9.6.2.1(1)

(2) Approved automatic fire detection system in accordance with 9.6.2.1(2) throughout the building, plus a minimum of one manual fire alarm box in accordance with 9.6.2.6

(3) Approved, supervised automatic sprinkler system in ac- cordance with 9.6.2.1(3) throughout the building, plus a minimum of one manual fire alarm box in accordance with 9.6.2.6

42.8.3.4.3 Notification.

42.8.3.4.3.1 The required fire alarm system shall sound an audible alarm in a continuously attended location for pur- poses of initiating emergency action.

42.8.3.4.3.2 Positive alarm sequence in accordance with

9.6.3.4 shall be permitted.

42.8.3.4.3.3 Existing presignal systems in accordance with

9.6.3.3 shall be permitted.

42.8.3.5 Extinguishing Requirements. (Reserved)

42.8.3.6 Corridors. The provisions of 7.1.3.1 shall not apply.

42.8.4 Special Provisions — High-Rise Buildings.

42.8.4.1 The provisions of Section 11.8 shall not apply to

new high-rise, open parking structures, except as otherwise re- quired by 42.8.4.2.

42.8.4.2 The provisions of 11.8.3 shall apply to new high-

rise, open parking structures.

42.8.5 Building Services.

42.8.5.1 Utilities. Utilities shall comply with the provisions of Section 9.1.

42.8.5.2 Heating, Ventilating, and Air-Conditioning. Heating, ventilating, and air-conditioning equipment shall comply with