Ohio Admin. Code 1301:7-7-09
Current through all regulations passed and filed through November 4, 2024
Table 901.6.1
Fire protection system maintenance standards
System | Standard |
Portable fire extinguishers | NFPA 10 as listed in rule 1301:7-7-80 of the Administrative Code |
Carbon dioxide fire-extinguishing systems | NFPA 12 as listed in rule 1301:7-7-80 of the Administrative Code |
Halon 1301 fire-extinguishing systems | NFPA 12A as listed in rule 1301:7-7-80 of the Administrative Code |
Dry-chemical extinguishing systems | NFPA 17 as listed in rule 1301:7-7-80 of the Administrative Code |
Wet-chemical extinguishing systems | NFPA 17A as listed in rule 1301:7-7-80 of the Administrative Code |
Water-based fire protection systems | NFPA 25 as listed in rule 1301:7-7-80 of the Administrative Code |
Fire alarm systems | NFPA 72 as listed in rule 1301:7-7-80 of the Administrative Code |
Smoke and heat vents | NFPA 204 as listed in rule 1301:7-7-80 of the Administrative Code |
Water-mist systems | NFPA 750 as listed in rule 1301:7-7-80 of the Administrative Code |
Clean-agent extinguishing systems | NFPA 2001 as listed in rule 1301:7-7-80 of the Administrative Code |
Where utilized, fire watches shall be provided with not less than one approved means for notification of the fire department and their only duty shall be to perform constant patrols of the protected premises and keep watch for fires.
"Alarm notification appliance."
"Alarm signal."
"Alarm verification feature."
"Annunciator."
"Audible alarm notification appliance."
"Automatic."
"Automatic fire-extinguishing system."
"Automatic smoke detection system."
"Automatic sprinkler system."
"Automatic water mist system."
"Average ambient sound level."
"Carbon dioxide extinguishing system."
"Clean agent."
"Commercial motor vehicle."
"Constantly attended location."
"Deluge system."
"Detector, heat."
"Dry-chemical extinguishing agent."
"Elevator group."
"Emergency alarm system."
"Emergency voice/alarm communications."
"Fire alarm box, manual."
"Fire alarm system."
"Fire area."
"Fire detector, automatic."
"Fire protection system."
"Fire safety functions."
"Fixed base operator (FBO)."
"Foam-extinguishing system."
"Halogenated extinguishing system."
"Impairment coordinator."
"Initiating device."
"Manual fire alarm box."
"Multiple-station alarm device."
"Multiple-station smoke alarm."
"Notification zone."
"Nuisance alarm."
"Private garage."
"Record drawings."
"Single-station smoke alarm."
"Sleeping unit."
"Smoke alarm."
"Smoke detector."
"Standpipe system, classes of."
"Class I system."
"Class II system."
"Class III system."
"Standpipes, types of."
"Automatic dry."
"Automatic wet."
"Manual dry."
"Manual wet."
"Semiautomatic dry."
"Supervising station."
"Supervisory service."
"Supervisory signal."
"Supervisory signal-initiating device."
"Tires, bulk storage of."
"Transient aircraft."
"Trouble signal."
"Visible alarm notification appliance."
"Wet-chemical extinguishing agent."
"Wireless protection system."
"Zone."
"Zone, notification."
Exception: Spaces or areas in telecommunications buildings used exclusively for telecommunications equipment, associated electrical power distribution equipment, batteries and standby engines, provided those spaces or areas are equipped throughout with an automatic smoke detection system in accordance with paragraph (G)(2)( 907.2) of this rule and are separated from the remainder of the building by not less than 1-hour fire barriers constructed in accordance with section 707 of the building code as listed in rule 1301:7-7-80 of the Administrative Code or not less than 2-hour horizontal assemblies constructed in accordance with section 711 of the building code as listed in rule 1301:7-7-80 of the Administrative Code, or both.
Exception:Fire areas used exclusively for religious worship services with fixed seating.
Exceptions:
Exception:Areas used exclusively as participant sports areas where the main floor area is located at the same level as the level of exit discharge of the main entrance and exit.
Exception:Areas used exclusively as participant sport areas where the main floor area is located at the same level as the level of exit discharge of the main entrance and exit.
Exception: Open parking garages of Type I or Type II construction.
In buildings where ambulatory care is provided on levels other than the level of exit discharge, an automatic sprinkler system shall be installed throughout the entire floor where such care is provided as well as all floors below, and all floors between the level of ambulatory care and the nearest level of exit discharge, including the level of exit discharge.
Exception: An automatic sprinkler system is not required in any area below the lowest level of exit discharge serving that area where every classroom throughout the building has not fewer than one exterior exit door at ground level.
Exception:An automatic sprinkler system is not required in day care facilities that provide care for more than five but no more than 100 children 21/2 years or less of age and the day care facilities are at the level of exit discharge and where every room where care is provided has no fewer than one exterior exit door for which the exit access and exit discharge do not require the traversing of stairs.
Where the design area of the sprinkler system consists of a corridor protected by one row of sprinklers, the maximum number of sprinklers required to be calculated is 13.
Table 903.2.5.2
Group H-5 sprinkler design criteria
Location | Occupancy hazard classification |
Fabrication areas | Ordinary hazard group 2 |
Service corridors | Ordinary hazard group 2 |
Storage rooms without dispensing | Ordinary hazard group 2 |
Storage rooms with dispensing | Extra hazard group 2 |
Corridors | Ordinary hazard group 2 |
Exceptions:
Exception: Group R-2.An automatic sprinkler system is not required in buildings of Group R-2 permitted to have a single exit per section 1006.3.2 of the building code as listed in rule 1301:7-7-80 of the Administrative Code where:
Exception: Enclosed parking garages located beneath Group R-3 occupancies.
Such sprinklers shall be installed at alternate floors beginning with the second level below the last intake and ending with the floor above the discharge. Chute sprinklers shall be accessible for servicing.
Exceptions:
Exception: Ducts where the largest cross-sectional diameter of the duct is less than 10 inches (254 mm).
Table 903.2.11.6
Additional required fire-extinguishing systems
Section | Subject |
914.2.1 | Covered and open mall buildings |
914.3.1 | High rise buildings |
914.4.1 | Atriums |
914.5.1 | Underground structures |
914.6.1 | Stages |
914.7.1 | Special amusement buildings |
914.8.2 | Airport traffic control towers |
914.8.3, 914.8.6 | Aircraft hangars |
914.9 | Flammable finishes |
914.10 | Drying rooms |
914.11.1 | Ambulatory care facilities |
1029.6.2.3 | Smoke-protected assembly seating |
1103.5.1 | Pyroxylin plastic storage in existing buildings |
1103.5.2 | Existing Group I-2 occupancies |
1103.5.3 | Existing Group I-2 Condition 2 occupancies |
1103.5.4 | Pyroxylin plastics |
2108.2 | Dry cleaning plants |
2108.3 | Dry cleaning machines |
2309.3.2.6.2 | Hydrogen motor fuel-dispensing area canopies |
2404.2 | Spray finishing in Group A, E, I or R |
2404.4 | Spray booths and spray rooms |
2405.2 | Dip-tank rooms in Group A, I or R |
2405.4.1 | Dip tanks |
2405.9.4 | Hardening and tempering tanks |
2703.10 | HPM facilities |
2703.10.1.1 | HPM work station exhaust |
2703.10.2 | HPM gas cabinets and exhausted enclosures |
2703.10.3 | HPM exit access corridor |
2703.10.4 | HPM exhaust ducts |
2703.10.4.1 | HPM noncombustible ducts |
2703.10.4.2 | HPM combustible ducts |
2807.3 | Lumber production conveyor enclosures |
2808.7 | Recycling facility conveyor enclosures |
3006.1 | Class A and B ovens |
3006.2 | Class C and D ovens |
Table 3206.2 | Storage fire protection |
3206.4 | Storage |
3704.5 | Storage of more than 1,000 cubic feet of loose combustible fibers |
5003.8.4.1 | Gas rooms |
5003.8.5.3 | Exhausted enclosures |
5004.5 | Indoor storage of hazardous materials |
5005.1.8 | Indoor dispensing of hazardous materials |
5104.4.1 | Aerosol warehouses |
5106.3.2 | Aerosol display and merchandising areas |
5306.2.1 | Exterior medical gas storage room |
5306.2.2 | Interior medical gas storage room |
5306.2.3 | Medical gas storage cabinet |
5606.5.2.1 | Storage of smokeless propellant |
5606.5.2.3 | Storage of small arms primers |
5704.3.7.5.1 | Flammable and combustible liquid storage rooms |
5704.3.8.4 | Flammable and combustible liquid storage warehouses |
5705.3.7.3 | Flammable and combustible liquid Group H-2 or H-3 areas |
6004.1.2 | Gas cabinets for highly toxic and toxic gas |
6004.1.3 | Exhausted enclosures for highly toxic and toxic gas |
6004.2.2.6 | Gas rooms for highly toxic and toxic gas |
6004.3.3 | Outdoor storage for highly toxic and toxic gas |
6504.1.1 | Pyroxylin plastic storage cabinets |
6504.1.3 | Pyroxylin plastic storage vaults |
6504.2 | Pyroxylin plastic storage and manufacturing |
The building code as listed in rule 1301:7-7-80 of the Administrative Code | Sprinkler system requirements as set forth in section 903.2.11.6 of the building code as listed in rule 1301:7-7-80 of the Administrative Code |
For SI: 1 cubic foot = 0.023 m3.
The number of stories of Group R occupancies constructed in accordance with sections 510.2 and 510.4 of the building code as listed in rule 1301:7-7-80 of the Administrative Code shall be measured from the horizontal assembly creating separate buildings.
Exception: Kitchen equipment under exhaust hoods protected with a fire-extinguishing system in accordance with paragraph (D)(904) of this rule.
Exceptions:
Exceptions:
Exception:Waterflow alarms are not required for limited area sprinkler systems installed in accordance with paragraph (C)(3)(e)(i)(a)(903.3.5.1.1) of this rule.
Exception: Factory-built commercial cooking recirculating systems that are tested in accordance with UL 710B as listed in rule 1301:7-7-80 of the Administrative Code and listed, labeled and installed in accordance with section 304.1 of the mechanical code as listed in rule 1301:7-7-80 of the Administrative Code.
Exception: Automatic sprinkler systems shall not be required to be equipped with manual actuation means.
Exception: Frangible bulbs are not required to be replaced annually.
Exception: Standpipe systems are not required in Group R-3 occupancies.
Exceptions:
Exceptions:
Exception: Where the building or area is equipped throughout with an automatic sprinkler system, a 11/2 inch (38 mm) hose connection shall be installed in accordance with NFPA 13 as listed in rule 1301:7-7-80 of the Administrative Code or in accordance with NFPA 14 as listed in rule 1301:7-7-80 of the Administrative Code for Class II or III standpipes.
Exception: Where floor areas adjacent to a horizontal exit are reachable from an interior exit stairway hose connection by a 30-foot (9144 mm) hose stream from a nozzle attached to 100 feet (30 480 mm) of hose, a hose connection shall not be required at the horizontal exit.
Exception: Where floor areas adjacent to an exit passageway are reachable from an interior exit stairway hose connection by a 30-foot (9144 mm) hose stream from a nozzle attached to 100 feet (30 480 mm) of hose, a hose connection shall not be required at the entrance from the exit passageway to other areas of the building.
Exception: In buildings equipped throughout with an approved automatic sprinkler system, laterals that are not located within an interior exit stairway are not required to be enclosed within fire-resistance-rated construction.
Exceptions:
Exception: Where subject to freezing and in accordance with NFPA 14 as listed in rule 1301:7-7-80 of the Administrative Code.
Exceptions:
Exceptions:
Table 906.1
Additional required portable fire extinguishers
Paragraph | Subject |
Paragraph (C)(5)( 303.5) of rule 1301:7-7-03 of the Administrative Code | Asphalt kettles |
Paragraph (G)(5)( 307.5) of rule 1301:7-7-03 of the Administrative Code | Open burning |
Paragraph (H)(1)(c)(308.1.3) of rule 1301:7-7-03 of the Administrative Code | Open flames-torches |
Paragraph (I)(4)( 309.4) of rule 1301:7-7-03 of the Administrative Code | Powered industrial trucks |
Paragraph (E)(2)( 2005.2) of rule 1301:7-7-20 of the Administrative Code | Aircraft towing vehicles |
Paragraph (E)(3)( 2005.3) of rule 1301:7-7-20 of the Administrative Code | Aircraft welding apparatus |
Paragraph (E)(4)( 2005.4) of rule 1301:7-7-20 of the Administrative Code | Aircraft fuel-servicing tank vehicles |
Paragraph (E)(5)( 2005.5) of rule 1301:7-7-20 of the Administrative Code | Aircraft hydrant fuel-servicing vehicles |
Paragraph(E)(6)( 2005.6) of rule 1301:7-7-20 of the Administrative Code | Aircraft fuel-dispensing stations |
Paragraph (G)(7)( 2007.7) of rule 1301:7-7-20 of the Administrative Code | Heliports and helistops |
Paragraph (H)(4)( 2108.4) of rule 1301:7-7-21 of the Administrative Code | Dry cleaning plants |
Paragraph (E)(5)( 2305.5) of rule 1301:7-7-23 of the Administrative Code | Motor fuel-dispensing facilities |
Paragraph (J)(6)(d)(2310.6.4) of rule 1301:7-7-23 of the Administrative Code | Marine motor fuel-dispensing facilities |
Paragraph (K)(6)( 2311.6) of rule 1301:7-7-23 of the Administrative Code | Repair garages |
Paragraph (D)(4)(a)(2404.4.1) of rule 1301:7-7-24 of the Administrative Code | Spray-finishing operations |
Paragraph (E)(4)(b)(2405.4.2) of rule 1301:7-7-24 of the Administrative Code | Dip-tank operations |
Paragraph (F)(4)(b)(2406.4.2) of rule 1301:7-7-24 of the Administrative Code | Powder-coating areas |
Paragraph (D)(2)( 2804.2) of rule 1301:7-7-28 of the Administrative Code | Lumberyards/woodworking facilities |
Paragraph (H)(8)( 2808.8) of rule 1301:7-7-28 of the Administrative Code | Recycling facilities |
Paragraph (I)(5)( 2809.5) of rule 1301:7-7-28 of the Administrative Code | Exterior lumber storage |
Paragraph (C)(5)( 2903.5) of rule 1301:7-7-29 of the Administrative Code | Organic-coating areas |
Paragraph (F)(3)( 3006.3) of rule 1301:7-7-30 of the Administrative Code | Industrial ovens |
Paragraph (D)(12)( 3104.12) of rule 1301:7-7-31 of the Administrative Code | Tents and membrane structures |
Paragraph (F)(10)( 3206.10) of rule 1301:7-7-32 of the Administrative Code | High-piled storage |
Paragraph (O)(1)( 3315.1) of rule 1301:7-7-33 of the Administrative Code | Buildings under construction or demolition |
Paragraph (Q)(3)( 3317.3) of rule 1301:7-7-33 of the Administrative Code | Roofing operations |
Paragraph (H)(2)( 3408.2) of rule 1301:7-7-34 of the Administrative Code | Tire rebuilding/storage |
Paragraph (D)(2)(f)(3504.2.6) of rule 1301:7-7-35 of the Administrative Code | Welding and other hot work |
Paragraph (D)(4)( 3604.4) of rule 1301:7-7-36 of the Administrative Code | Marinas |
Paragraph (C)(6)( 3703.6) of rule 1301:7-7-37 of the Administrative Code | Combustible fibers |
Paragraph (C)(2)(a)(5703.2.1) of rule 1301:7-7-57 of the Administrative Code | Flammable and combustible liquids, general |
Paragraph (D)(3)(c)(i)(5704.3.3.1) of rule 1301:7-7-57 of the Administrative Code | Indoor storage of flammable and combustible liquids |
Paragraph (D)(3)(g)(v)(ii)(5704.3.7.5.2) of rule 1301:7-7-57 of the Administrative Code | Liquid storage rooms for flammable and combustible liquids |
Paragraph (E)(4)(i)(5705.4.9) of rule 1301:7-7-57 of the Administrative Code | Solvent distillation units |
Paragraph (F)(2)(g)(5706.2.7) of rule 1301:7-7-57 of the Administrative Code | Farms and construction sites-flammable and combustible liquids storage |
Paragraph (F)(4)(j)(i)(5706.4.10.1) of rule 1301:7-7-57 of the Administrative Code | Bulk plants and terminals for flammable and combustible liquids |
Paragraph (F)(5)(d)(v)(5706.5.4.5) of rule 1301:7-7-57 of the Administrative Code | Commercial, industrial, governmental or manufacturing establishments-fuel dispensing |
Paragraph (F)(6)(d)(5706.6.4) of rule 1301:7-7-57 of the Administrative Code | Tank vehicles for flammable and combustible liquids |
Paragraph (F)(5)(g)(5906.5.7) of rule 1301:7-7-59 of the Administrative Code | Flammable solids |
Paragraph (H)(2)( 6108.2) of rule 1301:7-7-61 of the Administrative Code | LP-gas |
Exceptions:
Table 906.3 (1)
Fire extinguishers for Class A fire hazards
Light (low) hazard occupancy | Ordinary (moderate) hazard occupancy | Extra (high) hazard occupancy | |
Minimum rated single extinguisher | 2-Ac | 2-A | 4-Aa |
Maximum floor area per unit of A | 3,000 square feet | 1,500 square feet | 1,000 square feet |
Maximum floor area for extinguisherb | 11,250 square feet | 11,250 square feet | 11,250 square feet |
Maximum distance of travel to extinguisher | 75 feet | 75 feet | 75 feet |
For SI: 1 foot = 304.8 mm, 1 square foot = 0.0929 m2, 1 gallon = 3.785 L.
a. Two 21/2-gallon water-type extinguishers shall be deemed the equivalent of one 4-A rated extinguisher.
b. Annex E. 3.3 of NFPA 10 as listed in rule 1301:7-7-80 of the Administrative Code provides more details concerning application of the maximum floor area criteria.
c. Two water-type extinguishers each with a 1-A rating shall be deemed the equivalent of one 2-A rated extinguisher for Light (Low) Hazard Occupancies.
Table 906.3(2)a
Flammable or combustible liquids with depths of less than or equal to 0.25 -inch
Type of hazard | Basic minimum extinguisher rating | Maximum distance of travel to extinguishers (feet) |
Light (low) | 5-B 10-B | 30 50 |
Ordinary (moderate) | 10-B 20-B | 30 50 |
Extra (high) | 40-B 80-B | 30 50 |
For SI: 1 inch = 25.4 mm, 1 foot = 304.8 mm.
a. For requirements on water-soluble flammable liquids and alternative sizing criteria, see section 5.5 of NFPA 10 as listed in rule 1301:7-7-80 of the Administrative Code.
Portable fire extinguishers for occupancies involving flammable or combustible liquids with a depth of greater than 0.25 -inch ( 6.4 mm) shall be selected and placed in accordance with NFPA 10 as listed in rule 1301:7-7-80 of the Administrative Code.
Exceptions:
Not fewer than one manual fire alarm box shall be provided in an approved location to initiate a fire alarm signal for fire alarm systems employing automatic fire detectors or waterflow detection devices. Where other paragraphs of this code allow elimination of the fire alarm boxes due to sprinklers, a single fire alarm box shall be installed.
Exceptions:
Exception: Manual fire alarm boxes are not required where the building is equipped throughout with an automatic sprinkler system installed in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of this rule and the occupant notification appliances will activate throughout the notification zones upon sprinkler water flow.
Exception: Where approved, the prerecorded announcement is allowed to be manually deactivated for a period of time, not to exceed 3 minutes, for the sole purpose of allowing a live voice announcement from an approved, constantly attended location.
Exception: Manual fire alarm boxes are not required where the building is equipped throughout with an automatic sprinkler system installed in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of this rule and the occupant notification appliances will activate throughout the notification zones upon sprinkler water flow.
Exception: Buildings equipped throughout with an automatic sprinkler system in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of this rule provided the occupant notification appliances will activate throughout the notification zones upon sprinkler water flow.
Exceptions:
Exception: Manual fire alarm boxes are not required where the building is equipped throughout with an automatic sprinkler system installed in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of this rule and the occupant notification appliances will activate throughout the notification zones upon sprinkler water flow.
Exceptions:
Exceptions:
Exceptions:
Exceptions:
Exceptions:
Exceptions:
Exception: An automatic smoke detection system is not required in buildings that do not have interior corridors serving sleeping units and where each sleeping unit has a means of egress door opening directly to an exit or to an exterior exit access that leads directly to an exit.
Exceptions:
Exception: An automatic smoke detection system is not required in buildings that do not have interior corridors serving sleeping units or dwelling units and where each sleeping unit or dwelling unit either has a means of egress door opening directly to an exterior exit access that leads directly to an exit or a means of egress door opening directly to an exit.
Required smoke alarms in dwelling units and sleeping units in Group R-2 occupancies operated by a college and university for student or staff housing shall be interconnected with the fire alarm system in accordance with NFPA 72 as listed in rule 1301:7-7-80 of the Administrative Code.
Exceptions:
Exceptions:
Exception: Smoke alarms are not required to be equipped with battery backup where they are connected to an emergency electrical system that complies with paragraph (D)(604) of rule 1301:7-7-06 of the Administrative Code.
Exceptions:
Exception: Audible appliances shall not be installed within the control tower cab.
Exceptions:
Exception: Where ambient conditions prohibit installation of a smoke detector, a heat detector shall be permitted.
Exception: Where the manufacturer has permanently provided this information on the manual fire alarm box.
Exception: Where notification systems are allowed elsewhere in this paragraph (G)(907) of this rule to annunciate at a constantly attended location.
Exceptions:
Exception: In Group I-1 and I-2 occupancies, the alarm shall sound in a constantly attended area and a general occupant notification shall be broadcast over the overhead page.
Exceptions:
Exception: Where employee work areas have audible alarm coverage, the notification appliance circuits serving the employee work areas shall be initially designed with not less than 20-per cent spare capacity to account for the potential of adding visible notification appliances in the future to accommodate hearing impaired employee(s).
Table 907.5.2.3.2
Visible alarms
Number of sleeping units | Sleeping accommodations with visible alarms |
2 to 25 | 2 |
26 to 50 | 4 |
51 to 75 | 7 |
76 to 100 | 9 |
101 to 150 | 12 |
151 to 200 | 14 |
201 to 300 | 17 |
301 to 400 | 20 |
401 to 500 | 22 |
501 to 1,000 | 5% of total |
1,001 and over | 50 plus 3 for each 100 over 1,000 |
Exception: Backup power for single-station and multiple-station smoke alarms as required by paragraph (G)(2)(k)(vi)(907.2.11.6) of this rule.
Exceptions:
Exception: Automatic sprinkler system zones shall not exceed the area permitted by NFPA 13 as listed in rule 1301:7-7-80 of the Administrative Code.
Exception: Monitoring by a supervising station is not required for:
Exception: Devices or equipment that are inaccessible for safety considerations shall be tested during scheduled shutdowns where approved by the fire code official, but not less than every 18 months.
Detectors found to have a sensitivity outside the listed and marked sensitivity range shall be cleaned and recalibrated or replaced.
Exceptions:
where:
A = Total leakage area, square feet (m2).
Af = Unit floor or roof area of barrier, square feet (m2).
Aw = Unit wall area of barrier, square feet (m2)
The leakage area ratios shown do not include openings due to gaps around doors and operable windows. The total leakage area of the smoke barrier shall be determined in accordance with paragraph (I)(5)(a)(909.5.1) of this rule and tested in accordance with paragraph (I)(5)(b)(909.5.2) of this rule.
Exceptions:
In buildings allowed to be other than fully sprinklered, the smoke control system shall be designed to achieve pressure differences at least two times the maximum calculated pressure difference produced by the design fire.
F = Fdc + K(WA[DELTA]P)/2(W-d)_____________(Equation 9-1)
where:
A = Door area, square feet (m2).
d = Distance from door handle to latch edge of door, feet (m).
F = Total door opening force, pounds (N).
Fdc = Force required to overcome closing device, pounds (N).
K = Coefficient 5.2 ( 1.0 ).
W = Door width, feet (m).
[DELTA]P = Design pressure difference, inches of water (Pa).
Ts = (Qc/mc) + (Ta)_____________(Equation 9-3)
where:
c = Specific heat of smoke at smoke layer temperature, Btu/lb°F· (kJ/kg · K).
m = Exhaust rate, pounds per second (kg/s).
Qc = Convective heat output of fire, Btu/s (kW).
Ta = Ambient temperature, °F (K).
Ts = Smoke temperature, °F (K).
Exception: Reduced Ts as calculated based on the assurance of adequate dilution air.
Exception: Flexible connections, for the purpose of vibration isolation, complying with the mechanical code as listed in rule 1301:7-7-80 of the Administrative Code and that are constructed of approved fire-resistance-rated materials.
Motors driving fans shall not be operated beyond their nameplate horsepower (kilowatts) as determined from measurement of actual current draw and shall have a minimum service factor of 1.15.
Exception: Where verification of individual components tested through the preprogrammed weekly testing sequence will interfere with, and produce unwanted effects to, normal building operation, such individual components are permitted to be bypassed from the preprogrammed weekly testing, where approved by the fire code official and in accordance with both of the following:
Exception: Nonmetallic tubing used within control panels and at the final connection to devices, provided all of the following conditions are met:
Exceptions:
Exception: Power disconnects required by NFPA 70 as listed in rule 1301:7-7-80 of the Administrative Code.
Exception: In buildings of phased construction, a temporary certificate of occupancy, as approved by the building official in accordance with the building code as listed in rule 1301:7-7-80 of the Administrative Code, shall be allowed, provided that those portions of the building to be occupied meet the requirements of this paragraph and that the remainder does not pose a significant hazard to the safety of the proposed occupants or adjacent buildings.
Exceptions:
Exceptions:
Exception: Group S-1 aircraft repair hangars.
For buildings equipped throughout with an automatic sprinkler system in accordance with paragraph (C)(3)(a)(i)(903.3.1.1) of this rule:
AVR = V/9000__________(Equation 9-4)
where:
AVR = The required aggregate vent area (ft2).
V = Volume (ft3) of the area that requires smoke removal.
For unsprinklered buildings:
AVR = AFA/50______(Equation 9-5)
where:
Avr = The required aggregate vent area (ft2).
Ava = The area of the floor in the area that requires smoke removal.
Such areas shall be provided with explosion (deflagration) venting, explosion (deflagration) prevention systems or barricades in accordance with this paragraph and NFPA 69, or NFPA 495 as listed in rule 1301:7-7-80 of the Administrative Code as applicable. Deflagration venting shall not be utilized as a means to protect buildings from detonation hazards.
Table 911.1
Explosion control requirementsf
Material | Class | Explosion control methods | |
Barricade construction | Explosion (deflagration) venting or explosion (deflagration) prevention systems | ||
Hazard category | |||
Combustible dustsa | ----- | Not required | Required |
Cryogenic fluids | Flammable | Not required | Required |
Explosives | Division 1.1 Division 1.2 Division 1.3 Division 1.4 Division 1.5 Division 1.6 | Required Required Not required Not required Required Required | Not required Not required Required Required Not required Not required |
Flammable gas | Gaseous Liquefied | Not required Not required | Required Required |
Flammable liquids | IAb IBc | Not required Not required | Required Required |
Organic peroxides | Unclassified detonable I | Required Required | Not permitted Not permitted |
Oxidizer liquids and solids | 4 | Required | Not permitted |
Pyrophoric | Gases | Not required | Required |
Unstable (reactive) | 4 3 detonable 3 nondetonable | Required Required Not required | Not permitted Not permitted Required |
Water-reactive liquids and solids | 3 2e | Not required Not required | Required Required |
Special uses | |||
Acetylene generator rooms | ----- | Not required | Required |
Grain processing | ----- | Not required | Required |
Liquefied petroleum gas distribution facilities | ----- | Not required | Required |
Where explosion hazards existd | Detonation Deflagration | Required Not required | Not permitted Required |
a. Combustible dusts that are generated during manufacturing or processing. See definition of combustable dust in rule 1301:7-7-02 of the Administrative Code.
b. Storage or use.
c. In open use or dispensing.
d. Rooms containing dispensing and use of hazardous materials when an explosive environment can occur because of the characteristics or nature of the hazardous materials or as a result of the dispensing or use process.
e. A method of explosion control shall be provided when Class 2 water-reactive materials can form potentially explosive mixtures.
f. Explosion venting is not required for Group H-5 Fabrication Areas complying with rule 1301:7-7-27 of the Administrative Code and the building code as listed in rule 1301:7-7-80 of the Administrative Code.
Exception: Where sufficient exterior wall and roof venting cannot be provided because of inadequate exterior wall or roof area, deflagration venting shall be allowed by specially designed shafts vented to the exterior of the building.
Exception: Vents complying with paragraph (K)(2)(g)(911.2.7) of this rule.
Exceptions:Fire department connections are not required for:
Exception: Fences, where provided with an access gate equipped with a sign complying with the legend requirements of paragraph (L)(5)( 912.5) of this rule and a means of emergency operation. The gate and the means of emergency operation shall be approved by the fire code official and maintained operational at all times.
Exception: An automatic sprinkler system shall not be required in spaces or areas of open parking garages separated from the covered or open mall in accordance with section 402.4.2.3 of the building code as listed in rule 1301:7-7-80 of the Administrative Code and constructed in accordance with section 406.5 of the building code as listed in rule 1301:7-7-80 of the Administrative Code.
Exception: An automatic sprinkler system shall not be required in spaces or areas of:
Exception: Two connections to the same main shall be permitted provided the main is valved such that an interruption can be isolated so that the water supply will continue without interruption through no fewer than one of the connections.
Exception: Existing buildings.
Exceptions:
Exceptions:
Exception.:
Exception: Where a fixed base operator has separate repair facilities on site, Group II hangars operated by a fixed base operator used for storage of transient aircraft only shall have a fire suppression system, but the system shall be exempt from foam requirements.
Table 914.8.3
Hangar fire suppression requirementsa,b,c
Maximum single fire area, square feet (m2) | Building code as listed in rule 1301:7-7-80- Type of construction | ||||||||
IA | IB | IIA | IIB | IIIA | IIIB | IV | VA | VB | |
>40,001 | Group I | Group I | Group I | Group I | Group I | Group I | Group I | Group I | Group I |
40,000 | Group II | Group II | Group II | Group II | Group II | Group II | Group II | Group II | Group II |
30,000 | Group III | Group II | Group II | Group II | Group II | Group II | Group II | Group II | Group II |
20,000 | Group III | Group III | Group II | Group II | Group II | Group II | Group II | Group II | Group II |
15,000 | Group III | Group III | Group III | Group II | Group III | Group II | Group III | Group II | Group II |
12,000 | Group III | Group III | Group III | Group III | Group III | Group III | Group III | Group II | Group II |
8,000 | Group III | Group III | Group III | Group III | Group III | Group III | Group III | Group III | Group II |
5,000 | Group III | Group III | Group III | Group III | Group III | Group III | Group III | Group III | Group III |
For SI: 1 square foot = 0.0929 m2, 1 foot = 304.8 mm.
a. Aircraft hangars with a door height greater than 28 feet shall be provided with fire suppression for a Group I hangar regardless of maximum fire area.
b. Groups shall be as classified in accordance with NFPA 409 as listed in rule 1301:7-7-80 of the Administrative Code.
c. Membrane structures complying with section 3102 of the building code as listed in rule 1301:7-7-80 of the Administrative Code shall be classified as a Group IV hangar.
Exception: Carbon monoxide detection shall not be required in dwelling units, sleeping units and classrooms where carbon monoxide detection is provided in the first room or area served by each main duct leaving the furnace, and the carbon monoxide alarm signals are automatically transmitted to an approved location.
Exceptions:
Exceptions:
Exception: Carbon monoxide detection shall be allowed to be installed outside of each separate sleeping area in the immediate vicinity of the sleeping unit where the sleeping unit or its attached bathroom does not contain a fuel-burning appliance and is not served by a forced air furnace.
Exception: Carbon monoxide alarm signals shall not be required to be automatically transmitted to an on-site location that is staffed by school personnel in Group E occupancies with an occupant load of 30 or less.
Exception: Where installed in buildings without commercial power, battery-powered carbon monoxide alarms shall be an acceptable alternative.
"Company."Any individual, sole proprietorship, partnership, association, or corporation certified pursuant to this rule.
"Company branch."A separate but dependent office of a company certified pursuant to paragraph (P)(18)( 916.18) of this rule that operates at a different address than the company.
"Provisional individual."Any person enrolled in a bona fide apprenticeship training program registered with the apprenticeship council pursuant to section 4139.08 of the Revised Code or with the bureau of apprenticeship and training of the United States department of labor.
Exception:Excavation and earth moving equipment operators are not required to be certified in this category provided the work they perform to meet the requirements of NFPA 22 and 24 is conducted under the direct supervision and active direction of an individual certified in this category (who remains on site while the work is performed.)
Exception: A company that had its certification denied or an individual who had their certification denied solely for failure to submit a complete application, may reapply for certification pursuant to paragraph (P)(916) of this rule without waiting for two years to expire from the date of denial of certification.
Replaces: 1301:7-7-09
Ohio Admin. Code 1301:7-7-09
Five Year Review (FYR) Dates: 12/15/2022
Promulgated Under: 119.03
Statutory Authority: 3737.83, 3737.82, 3737.22
Rule Amplifies: 3737.83, 3737.82, 3737.22, 3737.65
Prior Effective Dates: 07/01/1979, 06/01/1985, 06/15/1992, 07/01/1993, 09/01/1995, 03/30/1998, 01/03/2000, 09/01/2005, 07/01/2007, 11/01/2011, 12/15/2017