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  • NFPA 51B : 2014

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    FIRE PREVENTION DURING WELDING, CUTTING, AND OTHER HOT WORK

    Available format(s):  Hardcopy

    Superseded date:  26-08-2021

    Language(s):  English

    Published date:  01-01-2014

    Publisher:  National Fire Protection Association

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    Table of Contents - (Show below) - (Hide below)

    Chapter 1 - Administration
    Chapter 2 - Referenced Publications
    Chapter 3 - Definitions
    Chapter 4 - Responsibility for Hot Work
    Chapter 5 - Fire Prevention Precautions
    Chapter 6 - Sole Proprietors and Individual Operators
    Chapter 7 - Public Exhibitions and Demonstrations
    Annex A - Explanatory Material
    Annex B - Significant Hot Work Incidents
    Annex C - Informational References

    Abstract - (Show below) - (Hide below)

    Gives general requirements to help ensure those involved with hot work are addressing fire and explosion hazards prevention and safety practices in areas where combustible materials could spark or ignite from the hot work being performed.

    General Product Information - (Show below) - (Hide below)

    Development Note 2009 Edition is also available in Spanish Language, See NFPA 51B SPANISH. (03/2012) Availability Date: 07/09/2018. (05/2018)
    Document Type Standard
    Publisher National Fire Protection Association
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    NFPA 560 : 2007 STORAGE, HANDLING, AND USE OF ETHYLENE OXIDE FOR STERILIZATION AND FUMIGATION
    NFPA 513 : 1998 MOTOR FREIGHT TERMINALS
    API 74 : 2001 : R2013 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR ONSHORE OIL AND GAS PRODUCTION OPERATION
    NFPA 61 : 2017 PREVENTION OF FIRES AND DUST EXPLOSIONS IN AGRICULTURAL AND FOOD PROCESSING FACILITIES
    AWS WHC2.12 : 0 WELDING PROCESSES - PART 1, WELDING HANDBOOK, 9TH EDITION, VOL. 2 - CHAPTER 12: BRAZING
    AWS D1.4/D1.4M : 2011 STRUCTURAL WELDING CODE - REINFORCING STEEL
    AWS C2.21M/C2.21 : 2015 SPECIFICATION FOR THERMAL SPRAY EQUIPMENT PERFORMANCE VERIFICATION
    AWS WHC2.11 : 0 WELDING PROCESSES - PART 1, WELDING HANDBOOK, 9TH EDITION, VOL. 2 - CHAPTER 11: OXYFUEL GAS WELDING
    NFPA 61B : 1989 PREVENTION OF FIRES AND EXPLOSIONS IN GRAIN ELEVATORS AND FACILITIES HANDLING BULK RAW AGRICULTURAL COMMODITIES
    NFPA 25 HANDBOOK : 2011 INSPECTION, TESTING, AND MAINTENANCE OF WATER-BASED FIRE PROTECTION SYSTEMS HANDBOOK
    NFPA 30 HDBK : 2018 FLAMMABLE AND COMBUSTIBLE LIQUIDS CODE HANDBOOK
    NFPA 804 : 2015 FIRE PROTECTION FOR ADVANCED LIGHT WATER REACTOR ELECTRIC GENERATING PLANTS
    NFPA 805 : 2015 PERFORMANCE-BASED STANDARD FOR FIRE PROTECTION FOR LIGHT WATER REACTOR ELECTRIC GENERATING PLANTS
    NFPA 914 : 2015 FIRE PROTECTION OF HISTORIC STRUCTURES
    NFPA 30 : 2018 FLAMMABLE AND COMBUSTIBLE LIQUIDS CODE
    NFPA 214 : 2016 WATER-COOLING TOWERS
    NFPA 13 HDBK : 2016 AUTOMATIC SPRINKLER SYSTEMS HANDBOOK
    NFPA 30A : 2018 MOTOR FUEL DISPENSING FACILITIES AND REPAIR GARAGES
    NFPA 51 : 2018 DESIGN AND INSTALLATION OF OXYGEN-FUEL GAS SYSTEMS FOR WELDING, CUTTING, AND ALLIED PROCESSES
    NFPA 10 : 2018 PORTABLE FIRE EXTINGUISHERS
    NFPA 54 HDBK : 2018 NATIONAL FUEL GAS CODE HANDBOOK
    NFPA 33 : 2018 SPRAY APPLICATION USING FLAMMABLE OR COMBUSTIBLE MATERIALS
    NFPA 122 : 2015 FIRE PREVENTION AND CONTROL IN METAL/NONMETAL MINING AND METAL MINERAL PROCESSING FACILITIES
    NFPA 505 : 2018 FIRE SAFETY STANDARD FOR POWERED INDUSTRIAL TRUCKS INCLUDING TYPE DESIGNATIONS, AREAS OF USE, CONVERSIONS, MAINTENANCE, AND OPERATIONS
    NFPA 35 : 2016 MANUFACTURE OF ORGANIC COATINGS
    NFPA 140 : 2018 MOTION PICTURE AND TELEVISION PRODUCTION STUDIO SOUNDSTAGES, APPROVED PRODUCTION FACILITIES, AND PRODUCTION LOCATIONS
    NFPA 307 : 2016 CONSTRUCTION AND FIRE PROTECTION OF MARINE TERMINALS, PIERS, AND WHARVES
    NFPA 851 : 2010 FIRE PROTECTION FOR HYDROELECTRIC GENERATING PLANTS
    NFPA 2010 : 2015 FIXED AEROSOL FIRE-EXTINGUISHING SYSTEMS
    NFPA 400 : 2016 HAZARDOUS MATERIALS CODE
    NFPA 34 : 2018 DIPPING, COATING, AND PRINTING PROCESSES USING FLAMMABLE OR COMBUSTIBLE LIQUIDS
    NFPA 76 : 2016 FIRE PROTECTION OF TELECOMMUNICATIONS FACILITIES
    NFPA 850 : 2015 FIRE PROTECTION FOR ELECTRIC GENERATING PLANTS AND HIGH VOLTAGE DIRECT CURRENT CONVERTER STATIONS
    NFPA 20 HDBK : 2016 STATIONARY FIRE PUMPS HANDBOOK
    NFPA 59 : 2018 UTILITY LP-GAS PLANT CODE
    NFPA 434 : 2002 CODE FOR THE STORAGE OF PESTICIDES
    AWS D10.8 : 1996 RECOMMENDED PRACTICES FOR WELDING OF CHROMIUM-MOLYBDENUM STEEL PIPING AND TUBING
    NFPA 43C : 1986 STORAGE OF GASEOUS OXIDIZING MATERIALS
    NFPA 326 : 2015 SAFEGUARDING OF TANKS AND CONTAINERS FOR ENTRY, CLEANING, OR REPAIR
    AWS C5.2 : 2001 RECOMMENDED PRACTICES FOR PLASMA ARC CUTTING AND GOUGING
    AWS TSS : 1985 THERMAL SPRAYING: PRACTICE, THEORY, AND APPLICATION
    NFPA 15 : 2017 WATER SPRAY FIXED SYSTEMS FOR FIRE PROTECTION
    ANSI Z49.1 : 2012 SAFETY IN WELDING, CUTTING, AND ALLIED PROCESSES
    NFPA 30B : 2015 CODE FOR THE MANUFACTURE AND STORAGE OF AEROSOL PRODUCTS
    NFPA 121 : 2001 FIRE PROTECTION FOR SELF-PROPELLED AND MOBILE SURFACE MINING EQUIPMENT
    API 2009 : 2002 : R2007 SAFE WELDING, CUTTING, AND HOT WORK PRACTICES IN THE PETROLEUM AND PETROCHEMICAL INDUSTRIES
    ANSI/ASSE Z117.1 : 2009 SAFETY REQUIREMENTS FOR ENTERING CONFINED SPACES
    AWS WHC2.15 : 0 WELDING PROCESSES - PART 1, WELDING HANDBOOK, 9TH EDITION, VOL. 2 - CHAPTER 15: ARC CUTTING AND GOUGING
    NFPA 664 : 2017 PREVENTION OF FIRES AND EXPLOSIONS IN WOOD PROCESSING AND WOODWORKING FACILITIES
    AWS B5.5 : 2011 SPECIFICATION FOR THE QUALIFICATION OF WELDING EDUCATORS
    NFPA 231E : 1996 STORAGE OF BALED COTTON
    API 2001 : 2012 FIRE PROTECTION IN REFINERIES
    NFPA 59A : 2016 PRODUCTION, STORAGE, AND HANDLING OF LIQUEFIED NATURAL GAS (LNG)
    NFPA 2 : 2016 HYDROGEN TECHNOLOGIES CODE
    NFPA 52 : 2016 VEHICULAR NATURAL GAS FUEL SYSTEMS CODE
    NFPA 120 : 2015 FIRE PREVENTION AND CONTROL IN COAL MINES
    NFPA 58 : 2017 LIQUEFIED PETROLEUM GAS CODE
    NFPA 318 : 2018 PROTECTION OF SEMICONDUCTOR FABRICATION FACILITIES
    NFPA 801 : 2014 FIRE PROTECTION FOR FACILITIES HANDLING RADIOACTIVE MATERIALS
    NFPA 820 : 2016 FIRE PROTECTION IN WASTEWATER TREATMENT AND COLLECTION FACILITIES
    NFPA 909 : 2017 PROTECTION OF CULTURAL RESOURCE PROPERTIES - MUSEUMS, LIBRARIES, AND PLACES OF WORSHIP
    NFPA 91 : 2015 EXHAUST SYSTEMS FOR AIR CONVEYING OF VAPORS, GASES, MISTS, AND PARTICULATE SOLIDS
    NASA-STD-8719.11B:2020 STANDARD FOR FIRE PROTECTION AND LIFE SAFETY
    NFPA 803 : 1998 FIRE PROTECTION FOR LIGHT WATER NUCLEAR POWER PLANTS
    NFPA 230 : 2003 FIRE PROTECTION OF STORAGE
    NFPA 1 : 2021 FIRE CODE
    ANSI/ASSE A10.15 : 1995 : R2005 SAFETY REQUIREMENTS FOR DREDGING
    ANSI/ASSE A10.15 : 1995 : R2011 SAFETY REQUIREMENTS FOR DREDGING
    NFPA 430 : 2004 STORAGE OF LIQUID AND SOLID OXIDIZERS
    NFPA 432 : 2002 CODE FOR THE STORAGE OF ORGANIC PEROXIDE FORMULATIONS
    NFPA 1141 : 2017 FIRE PROTECTION INFRASTRUCTURE FOR LAND DEVELOPMENT IN WILDLAND, RURAL, AND SUBURBAN AREAS
    NFPA 88B : 1997 REPAIR GARAGES
    NFPA 410 : 2015 AIRCRAFT MAINTENANCE
    API 74 : 2001 : R2007 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR ONSHORE OIL AND GAS PRODUCTION OPERATION
    NFPA 651 : 1998 MACHINING AND FINISHING OF ALUMINUM AND THE PRODUCTION AND HANDLING ALUMINUM POWDERS
    NFPA 14 : 2016 INSTALLATION OF STANDPIPE AND HOSE SYSTEMS
    API 2016 : 2001 GUIDELINES AND PROCEDURES FOR ENTERING AND CLEANING PETROLEUM STORAGE TANKS
    NFPA 53 : 2016 MATERIALS, EQUIPMENT, AND SYSTEMS USED IN OXYGEN-ENRICHED ATMOSPHERES
    NFPA 85D : 1989 PREVENTION OF FURNACE EXPLOSIONS IN FUEL OIL FIRED MULTIPLE BURNER BOILER FURNACES
    NFPA 231C : 1998 RACK STORAGE OF MATERIALS
    AWS C7.2M : 2010 RECOMMENDED PRACTICES FOR LASER BEAM WELDING, CUTTING, AND ALLIED PROCESSES
    NFPA 43D : 1994 STORAGE OF PESTICIDES
    NFPA 85I : 1989 STOKER OPERATION
    NFPA 8501 : 1997 SINGLE BURNER BOILER OPERATION
    ANSI Z117.1 REDLINE : 2009 COMPARISON DOCUMENT OF ANSI/ASSE Z117.1 AMERICAN NATIONAL STANDARD - SAFETY REQUIREMENTS FOR CONFINED SPACES (FOR VERSIONS 1995, 2003 AND 2009)
    NFPA 69 : 2014 EXPLOSION PREVENTION SYSTEMS
    NFPA 58 HDBK : 2017 LP-GAS CODE HANDBOOK
    NFPA 55 : 2016 COMPRESSED GASES AND CRYOGENIC FLUIDS CODE
    NFPA 61 : 2020 PREVENTION OF FIRES AND DUST EXPLOSIONS IN AGRICULTURAL AND FOOD PROCESSING FACILITIES
    CSA W117.2 : 2012 : INC : UPD 2 : 2014 SAFETY IN WELDING, CUTTING, AND ALLIED PROCESSES
    CSA W117.2 : 2012 SAFETY IN WELDING, CUTTING, AND ALLIED PROCESSES
    CSA W117.2 : 2012 : INC : UPD 1 : 2013 SAFETY IN WELDING, CUTTING, AND ALLIED PROCESSES
    CAN/CSA-W117.2-12 (R2017) Safety in welding, cutting, and allied processes
    ANSI L1.1 : 1981 SAFETY AND HEALTH REQUIREMENTS FOR THE TEXTILE INDUSTRY,
    NFPA 85F : 1988 INSTALLATION AND OPERATION OF PULVERIZED FUEL SYSTEMS
    NASA STD 8719.11 : 2008 SAFETY STANDARD FOR FIRE PROTECTION
    NFPA 85C : 1991 PREVENTION OF FURNACE EXPLOSIONS & IMPLOSIONS IN MULTIPLE BURNER BOILER FURNACES
    NFPA 85 : 2015 BOILER AND COMBUSTION SYSTEMS HAZARDS CODE
    API RP 74 : 2001 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR ONSHORE OIL AND GAS PRODUCTION OPERATION
    API RP 2201 : 2003 SAFE HOT TAPPING PRACTICES IN THE PETROLEUM AND PETROCHEMICAL INDUSTRIES
    NFPA 43A : 1990 STORAGE OF LIQUID AND SOLID OXIDIZERS
    NFPA 56 : 2017 FIRE AND EXPLOSION PREVENTION DURING CLEANING AND PURGING OF FLAMMABLE GAS PIPING SYSTEMS
    API 2009 : 2002 SAFE WELDING, CUTTING, AND HOT WORK PRACTICES IN THE PETROLEUM AND PETROCHEMICAL INDUSTRIES
    NFPA 57 : 2002 LIQUEFIED NATURAL GAS (LNG) VEHICULAR FUEL SYSTEMS CODE
    AWS D1.6 : 1999 ERRATA 1999 STRUCTURAL WELDING CODE - STAINLESS STEEL
    ANSI/ASSE Z117.1 : 2009 SAFETY REQUIREMENTS FOR ENTERING CONFINED SPACES
    NFPA 43B : 1993 STORAGE OF ORGANIC PEROXIDE FORMULATIONS
    NFPA 654 : 2017 PREVENTION OF FIRE AND DUST EXPLOSIONS FROM THE MANUFACTURING, PROCESSING, AND HANDLING OF COMBUSTIBLE PARTICULATE SOLIDS
    ISA 12.12.03 : 2011 STANDARD FOR PORTABLE ELECTRONIC PRODUCTS SUITABLE FOR USE IN CLASS 1 AND 2, DIVISION 2, CLASS 1 ZONE 2 AND CLASS 3, DIVISION 1 AND 2 HAZARDOUS (CLASSIFIED) LOCATIONS
    FM 4950 : 2014 WELDING PADS, WELDING BLANKETS AND WELDING CURTAINS FOR HOT WORK OPERATIONS
    AWS C7.2 : 1998 RECOMMENDED PRACTICES FOR LASER BEAM WELDING, CUTTING AND DRILLING
    NFPA 601 : 2015 SECURITY SERVICES IN FIRE LOSS PREVENTION
    AWS WHC2.05 : 0 WELDING PROCESSES - PART 1, WELDING HANDBOOK, 9TH EDITION, VOL. 2 - CHAPTER 5: FLUX CORED ARC WELDING
    ANSI Z117.1 REDLINE : 2009 COMPARISON DOCUMENT OF ANSI/ASSE Z117.1 AMERICAN NATIONAL STANDARD - SAFETY REQUIREMENTS FOR CONFINED SPACES (FOR VERSIONS 1995, 2003 AND 2009)
    AWS D3.6M : 2010 UNDERWATER WELDING CODE
    AWS C5.3 : 2000 RECOMMENDED PRACTICES FOR AIR CARBON ARC GOUGING AND CUTTING
    NFPA 56 (PS) : 2012 FIRE AND EXPLOSION PREVENTION DURING CLEANING AND PURGING OF FLAMMABLE GAS PIPING SYSTEMS
    API STD 2015 : 2018 REQUIREMENTS FOR SAFE ENTRY AND CLEANING OF PETROLEUM STORAGE TANKS
    NFPA 484 : 2015 COMBUSTIBLE METALS
    API 2201 : 2003 : R2010 SAFE HOT TAPPING PRACTICES IN THE PETROLEUM AND PETROCHEMICAL INDUSTRIES
    NFPA 655 : 2017 PREVENTION OF SULFUR FIRES AND EXPLOSIONS
    CSA N393:13 (R2018) Fire protection for facilities that process, handle, or store nuclear substances
    AWS WHC2.14 : 0 WELDING PROCESSES - PART 1, WELDING HANDBOOK, 9TH EDITION, VOL. 2 - CHAPTER 14: OXYGEN CUTTING
    AWS D5.2 : 1984 WELDED STEEL ELEVATED TANKS, STANDPIPES, AND RESERVOIRS FOR WATER STORAGE, STANDARD FOR,
    AWS B2.3/B2.3M : 2012 SPECIFICATION FOR SOLDERING PROCEDURE AND PERFORMANCE QUALIFICATION
    NFPA 350 : 2016 SAFE CONFINED SPACE ENTRY AND WORK
    NFPA 231 : 1998 GENERAL STORAGE
    NFPA 61D : 1989 PREVENTION OF FIRE AND DUST EXPLOSIONS IN THE MILLING OF AGRICULTURAL COMMODITIES FOR HUMAN CONSUMPTION
    NFPA 61A : 1989 PREVENTION OF FIRE AND DUST EXPLOSIONS IN FACILITIES MANUFACTURING AND HANDLING STARCH
    NFPA 61C : 1989 PREVENTION OF FIRE AND DUST EXPLOSION IN FEED MILLS
    ISA RP12.12.03 : 2002 PORTABLE ELECTRONIC PRODUCTS SUITABLE FOR USE IN CLASS 1 AND 2, DIVISION 2, CLASS 1 ZONE 2 AND CLASS 3, DIVISION 1 AND 2 HAZARDOUS (CLASSIFIED) LOCATIONS
    NFPA 1 : 2018 FIRE CODE
    NFPA 1 HDBK : 2015 FIRE CODE HANDBOOK
    NFPA 804 : 2020 FIRE PROTECTION FOR ADVANCED LIGHT WATER REACTOR ELECTRIC GENERATING PLANTS
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