• ANSI K61.1 : 1999

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    SAFETY REQUIREMENTS FOR THE STORAGE AND HANDLING OF ANHYDROUS AMMONIA

    Available format(s): 

    Superseded date:  27-04-1999

    Language(s): 

    Published date:  12-01-2013

    Publisher:  Compressed Gas Association

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

    1 Introduction
    1.1 Scope
    1.2 General
    1.3 Physical/Chemical properties of ammonia
    1.4 Ammonia exposure
    1.5 Federal, state, and local regulations
    1.6 Hazardous material classification
    2 Definitions
    3 Safety
    3.1 Training
    3.2 Normal Conditions
    3.3 Emergency conditions
    3.4 Permanent storage installations
    3.5 Cargo tanks
    3.6 Leaks in transportation equipment
    3.7 Cylinder and DOT portable tank installations
    4 Use of water in emergencies
    4.1 Human exposure
    4.2 Accidental release
    4.3 Fire exposure
    4.4 Absorption in water
    5 Basic rules
    5.1 Equipment and systems
    5.2 Requirements for new construction and original test, repair and
              alteration of containers (including DOT portable tanks) other
              than refrigerated storage tanks
    5.3 Location of containers
    5.4 Markings of nonrefrigerated containers and systems other than
              DOT containers
    5.5 Container appurtenances
    5.6 Piping, tubing, and fittings
    5.7 Hose specification
    5.8 Pressure relief devices
    5.9 Filling densities
    5.10 Transfer of liquids
    5.11 Liquid level gauging devices
    5.12 Painting of containers
    5.13 Electrical equipment and wiring
    6 Systems using stationary, pier-mounted or skid-mounted, above-
              ground or underground, nonrefrigerated storage
    6.1 Design pressure and construction of containers
    6.2 Container valves and accessories and discharge connections
    6.3 Pressure relief devices
    6.4 Installation of storage containers
    6.5 Reinstallation of containers
    6.6 Marking containers
    6.7 Protection of container and appurtenances
    6.8 Identification for emergency
    7 Refrigerated storage
    7.1 Design of tanks
    7.2 Installation of storage tanks (aboveground)
    7.3 Marking refrigerated containers
    7.4 Tank valves, accessories, fill pipes, and discharge pipes
    7.5 Pressure relief valves
    7.6 Protection of containers and appurtenances
    7.7 Reinstallation of containers
    7.8 Refrigeration load and equipment
    7.9 Safety equipment
    7.10 Identification for emergency
    8 Systems mounted on railcar structures (tank cars), other than
              DOT class 106A, for transportation of ammonia
    8.1 Design and construction
    8.2 Pressure relief valves
    8.3 Marking and placarding
    8.4 Tank car loading and unloading locations and operations
    9 Systems mounted on trucks, semi-trailers, and trailers for
              transportation of ammonia
    9.1 Design pressure of containers
    9.2 Container mounting
    9.3 Container appurtenances
    9.4 Piping, fittings, and hose
    9.5 Pressure relief valves
    9.6 Placarding and marking of containers
    9.7 Transfer of liquids
    9.8 Trailers and semi-trailers
    9.9 Electrical equipment and lighting
    9.10 Protection against collision
    9.11 Brakes
    9.12 Portable tanks (including skid tanks)
    9.13 Safety equipment
    10 Systems using DOT portable tanks and cylinders
    10.1 Containers and cylinders
    10.2 Container and cylinder valves and regulating equipment
    10.3 Pressure relief devices
    11 Systems mounted on farm wagons (implements of husbandry) for
              the transportation of ammonia
    11.1 Design of containers
    11.2 Mounting of containers
    11.3 Container appurtenances
    11.4 Placarding and marking of containers
    11.5 Farm wagons (implements of husbandry)
    11.6 Safety equipment
    11.7 Chemical additive compatibility
    12 Systems mounted on farm equipment (implements of husbandry) for
              the application of ammonia
    12.1 Design of containers
    12.2 Mounting of containers
    12.3 Container valves and appurtenances
    12.4 Safety equipment
    13 References
    Appendices
    A RMA IP-14 Specifications for Anhydrous Ammonia Hose
    B Minimum required flow rate of pressure relief devices for fire
    protection
    Tables
    1 Physical properties of ammonia
    2 Human physiological response to various concentration of ammonia in
    air
    3 Minimum separation distances for location of ammonia storage
    containers

    Abstract - (Show below) - (Hide below)

    Specifies design, construction, alteration, repair, location, installation, and operation of anhydrous ammonia systems including refrigerated ammonia storage systems. Not applicable to ammonia manufacturing plants, nor, refrigeration systems where ammonia is used solely as a refrigerant, ammonia transportation pipelines, or ammonia barges and tankers.

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

    Development Note Also numbered as CGA G 2.1 (08/2005)
    Document Type Standard
    Publisher Compressed Gas Association
    Status Superseded

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

    AWWA B305:2015 ANHYDROUS AMMONIA
    ASCE 7 02 : 2003 MINIMUM DESIGN LOADS FOR BUILDINGS AND OTHER STRUCTURES
    NACE 5A192 : 2004 INTEGRITY OF EQUIPMENT IN ANHYDROUS AMMONIA STORAGE AND HANDLING
    API 625 : 2010 TANK SYSTEMS FOR REFRIGERATED LIQUEFIED GAS STORAGE
    NFPA 85 : 2015 BOILER AND COMBUSTION SYSTEMS HAZARDS CODE
    API 536 : 2017 POST-COMBUSTION NO[X] CONTROL FOR FIRED EQUIPMENT IN GENERAL REFINERY AND PETROCHEMICAL SERVICES
    CSA B51S1 : 2005 SUPPLEMENT NO. 1 TO B51-03, BOILER, PRESSURE VESSEL, AND PRESSURE PIPING CODE
    NFPA 8506 : 1998 HEAT RECOVERY STEAM GENERATOR SYSTEMS
    CSA B51 : 2014 BOILER, PRESSURE VESSEL, AND PRESSURE PIPING CODE
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