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  • CHAPTER33
    FIRE SAFETY DURING CONSTRUCTION AND DEMOLITION.

    SECTION3301
    GENERAL

    3301.1Scope.

    This chapter shall apply to structures in the course of construction, alteration or demolition, including those in underground locations. Compliance with NFPA 241 is required for items not specifically addressed herein.

    3301.2Purpose.

    This chapter prescribes minimum safeguards for construction, alteration and demolition operations to provide reasonable safety to life and property from fire during such operations.

    SECTION3302
    DEFINITIONS

    3302.1Terms defined in Chapter 2.

    Words and terms used in this chapter and defined in Chapter 2 shall have the meanings ascribed to them as defined therein.

    SECTION3303
    TEMPORARY HEATING EQUIPMENT

    3303.1Listed.

    Temporary heating devices shall be listed and labeled in accordance with the International Mechanical Code or the International Fuel Gas Code. Installation, maintenance and use of temporary heating devices shall be in accordance with the terms of the listing.

    3303.2Oil-fired heaters.

    Oil-fired heaters shall comply with Section 603.

    3303.3LP-gas heaters.

    Fuel supplies for liquefied-petroleum gas-fired heaters shall comply with Chapter 61 and the International Fuel Gas Code.

    3303.4Refueling.

    Refueling operations for liquid-fueled equipment or appliances shall be conducted in accordance with Section 5705. The equipment or appliance shall be allowed to cool prior to refueling.

    3303.5Installation.

    Clearance to combustibles from temporary heating devices shall be maintained in accordance with the labeled equipment. When in operation, temporary heating devices shall be fixed in place and protected from damage, dislodgement or overturning in accordance with the manufacturer’s instructions.

    3303.6Supervision.

    The use of temporary heating devices shall be supervised and maintained only by competent personnel.

    SECTION3304
    PRECAUTIONS AGAINST FIRE

    3304.1Smoking.

    Smoking shall be prohibited except in approved areas. Signs shall be posted in accordance with Section 310. In approved areas where smoking is permitted, approved ashtrays shall be provided in accordance with Section 310.

    3304.2Combustible debris, rubbish and waste.

    Combustible debris, rubbish and waste material shall comply with the requirements of Sections 3304.2.1 through 3304.2.4.

    3304.2.1Combustible waste material accumulation.

    Combustible debris, rubbish and waste material shall not be accumulated within buildings.

    3304.2.2Combustible waste material removal.

    Combustible debris, rubbish and waste material shall be removed from buildings at the end of each shift of work.

    3304.2.3Rubbish containers.

    Where rubbish containers with a capacity exceeding 5.33 cubic feet (40 gallons) (0.15 m3) are used for temporary storage of combustible debris, rubbish and waste material, they shall have tight-fitting or self-closing lids. Such rubbish containers shall be constructed entirely of materials that comply with either of the following:

    1. 1.Noncombustible materials.

    2. 2.Materials that meet a peak rate of heat release not exceeding 300 kW/m2 when tested in accordance with ASTM E 1354 at an incident heat flux of 50 kW/m2 in the horizontal orientation.

    3304.2.4Spontaneous ignition.

    Materials susceptible to spontaneous ignition, such as oily rags, shall be stored in a listed disposal container.

    3304.3Burning of combustible debris, rubbish and waste.

    Combustible debris, rubbish and waste material shall not be disposed of by burning on the site unless approved.

    3304.4Open burning.

    Open burning shall comply with Section 307.

    3304.5Fire watch.

    Where required by the fire code official for building demolition, or building construction during working hours that is hazardous in nature, qualified personnel shall be provided to serve as an on-site fire watch. Fire watch personnel shall be provided with not less than one approved means for notification of the fire department and their sole duty shall be to perform constant patrols and watch for the occurrence of fire.

    3304.6Cutting and welding.

    Operations involving the use of cutting and welding shall be done in accordance with Chapter 35.

    3304.7Electrical.

    Temporary wiring for electrical power and lighting installations used in connection with the construction, alteration or demolition of buildings, structures, equipment or similar activities shall comply with NFPA 70.

    SECTION3305
    FLAMMABLE AND COMBUSTIBLE LIQUIDS

    3305.1Storage of flammable and combustible liquids.

    Storage of flammable and combustible liquids shall be in accordance with Section 5704.

    3305.2Class I and Class II liquids.

    The storage, use and handling of flammable and combustible liquids at construction sites shall be in accordance with Section 5706.2. Ventilation shall be provided for operations involving the application of materials containing flammable solvents.

    3305.3Housekeeping.

    Flammable and combustible liquid storage areas shall be maintained clear of combustible vegetation and waste materials. Such storage areas shall not be used for the storage of combustible materials.

    3305.4Precautions against fire.

    Sources of ignition and smoking shall be prohibited in flammable and combustible liquid storage areas. Signs shall be posted in accordance with Section 310.

    3305.5Handling at point of final use.

    Class I and II liquids shall be kept in approved safety containers.

    3305.6Leakage and spills.

    Leaking vessels shall be immediately repaired or taken out of service and spills shall be cleaned up and disposed of properly.

    SECTION3306
    FLAMMABLE GASES

    3306.1Storage and handling.

    The storage, use and handling of flammable gases shall comply with Chapter 58.

    3306.2Cleaning with flammable gas.

    Flammable gases shall not be used to clean or remove debris from piping open to the atmosphere.

    3306.2.1Pipe cleaning and purging.

    The cleaning and purging of flammable gas piping systems, including cleaning new or existing piping systems, purging piping systems into service and purging piping systems out of service, shall comply with NFPA 56.

    Exceptions:

    1. 1.Compressed gas piping systems other than fuel gas piping systems where in accordance with Chapter 53.

    2. 2.Piping systems regulated by the International Fuel Gas Code.

    3. 3.Liquefied petroleum gas systems in accordance with Chapter 61.

    SECTION3307
    EXPLOSIVE MATERIALS

    3307.1Storage and handling.

    Explosive materials shall be stored, used and handled in accordance with Chapter 56.

    3307.2Supervision.

    Blasting operations shall be conducted in accordance with Chapter 56.

    3307.3Demolition using explosives.

    Approved fire hoses for use by demolition personnel shall be maintained at the demolition site whenever explosives are used for demolition. Such fire hoses shall be connected to an approved water supply and shall be capable of being brought to bear on post-detonation fires anywhere on the site of the demolition operation.

    SECTION3308
    OWNER’S RESPONSIBILITY FOR FIRE PROTECTION

    3308.1Program superintendent.

    The owner shall designate a person to be the fire prevention program superintendent who shall be responsible for the fire prevention program and ensure that it is carried out through completion of the project. The fire prevention program superintendent shall have the authority to enforce the provisions of this chapter and other provisions as necessary to secure the intent of this chapter. Where guard service is provided, the superintendent shall be responsible for the guard service.

    3308.2Prefire plans.

    The fire prevention program superintendent shall develop and maintain an approved prefire plan in cooperation with the fire chief. The fire chief and the fire code official shall be notified of changes affecting the utilization of information contained in such prefire plans.

    3308.3Training.

    Training of responsible personnel in the use of fire protection equipment shall be the responsibility of the fire prevention program superintendent.

    3308.4Fire protection devices.

    The fire prevention program superintendent shall determine that all fire protection equipment is maintained and serviced in accordance with this code. The quantity and type of fire protection equipment shall be approved.

    3308.5Hot work operations.

    The fire prevention program superintendent shall be responsible for supervising the permit system for hot work operations in accordance with Chapter 35.

    3308.6Impairment of fire protection systems.

    Impairments to any fire protection system shall be in accordance with Section 901.

    3308.7Temporary covering of fire protection devices.

    Coverings placed on or over fire protection devices to protect them from damage during construction processes shall be immediately removed upon the completion of the construction processes in the room or area in which the devices are installed.

    SECTION3309
    FIRE REPORTING

    3309.1Emergency telephone.

    Readily accessible emergency telephone facilities shall be provided in an approved location at the construction site. The street address of the construction site and the emergency telephone number of the fire department shall be posted adjacent to the telephone.

    SECTION3310
    ACCESS FOR FIRE FIGHTING

    3310.1Required access.

    Approved vehicle access for fire fighting shall be provided to all construction or demolition sites. Vehicle access shall be provided to within 100 feet (30 480 mm) of temporary or permanent fire department connections. Vehicle access shall be provided by either temporary or permanent roads, capable of supporting vehicle loading under all weather conditions. Vehicle access shall be maintained until permanent fire apparatus access roads are available.

    3310.2Key boxes.

    Key boxes shall be provided as required by Chapter 5.

    SECTION3311
    MEANS OF EGRESS

    [BE]3311.1 Stairways required.

    Where a building has been constructed to a building height of 50 feet (15 240 mm) or four stories, or where an existing building exceeding 50 feet (15 240 mm) in building height is altered, not less than one temporary lighted stairway shall be provided unless one or more of the permanent stairways are erected as the construction progresses.

    3311.2Maintenance.

    Required means of egress shall be maintained during construction and demolition, remodeling or alterations and additions to any building.

    Exception:Approved temporary means of egress systems and facilities.

    SECTION3312
    WATER SUPPLY FOR FIRE PROTECTION

    3312.1When required.

    An approved water supply for fire protection, either temporary or permanent, shall be made available as soon as combustible material arrives on the site.

    SECTION3313
    STANDPIPES

    3313.1Where required.

    In buildings required to have stand-pipes by Section 905.3.1, not less than one stand-pipe shall be provided for use during construction. Such standpipes shall be installed prior to construction exceeding 40 feet (12 192 mm) in height above the lowest level of fire department vehicle access. Such standpipe shall be provided with fire department hose connections at accessible locations adjacent to usable stairways. Such standpipes shall be extended as construction progresses to within one floor of the highest point of construction having secured decking or flooring.

    3313.2Buildings being demolished.

    Where a building is being demolished and a standpipe is existing within such a building, such standpipe shall be maintained in an operable condition so as to be available for use by the fire department. Such standpipe shall be demolished with the building but shall not be demolished more than one floor below the floor being demolished.

    3313.3Detailed requirements.

    Standpipes shall be installed in accordance with the provisions of Section 905.

    Exception: Standpipes shall be either temporary or permanent in nature, and with or without a water supply, provided that such standpipes comply with the requirements of Section 905 as to capacity, outlets and materials.

    SECTION3314
    AUTOMATIC SPRINKLER SYSTEM

    3314.1Completion before occupancy.

    In buildings where an automatic sprinkler system is required by this code or the International Building Code, it shall be unlawful to occupy any portion of a building or structure until the automatic sprinkler system installation has been tested and approved, except as provided in Section 105.3.4.

    3314.2Operation of valves.

    Operation of sprinkler control valves shall be allowed only by properly authorized personnel and shall be accompanied by notification of duly designated parties. Where the sprinkler protection is being regularly turned off and on to facilitate connection of newly completed segments, the sprinkler control valves shall be checked at the end of each work period to ascertain that protection is in service.

    SECTION3315
    PORTABLE FIRE EXTINGUISHERS

    3315.1Where required.

    Structures under construction, alteration or demolition shall be provided with not less than one approved portable fire extinguisher in accordance with Section 906 and sized for not less than ordinary hazard as follows:

    1. 1.At each stairway on all floor levels where combustible materials have accumulated.

    2. 2.In every storage and construction shed.

    3. 3.Additional portable fire extinguishers shall be provided where special hazards exist including, but not limited to, the storage and use of flammable and combustible liquids.

    SECTION3316
    MOTORIZED CONSTRUCTION EQUIPMENT

    3316.1Conditions of use.

    Internal-combustion-powered construction equipment shall be used in accordance with all of the following conditions:

    1. 1.Equipment shall be located so that exhausts do not discharge against combustible material.

    2. 2.Exhausts shall be piped to the outside of the building.

    3. 3.Equipment shall not be refueled while in operation.

    4. 4.Fuel for equipment shall be stored in an approved area outside of the building.

    SECTION3317
    SAFEGUARDING ROOFING OPERATIONS

    3317.1General.

    Roofing operations utilizing heat-producing systems or other ignition sources shall be conducted in accordance with Sections 3317.2 and 3317.3 and Chapter 35.

    3317.2Asphalt and tar kettles.

    Asphalt and tar kettles shall be operated in accordance with Section 303.

    3317.3Fire extinguishers for roofing operations.

    Fire extinguishers shall comply with Section 906. There shall be not less than one multipurpose portable fire extinguisher with a minimum 3-A 40-B:C rating on the roof being covered or repaired.

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