NFPA 58: LP-Gas Code Handbook, 2011 Edition

Contents

Preface

About the Contributor

About the Editor

In Memoriam

PART ONE

NFPA 58, Liquefied Petroleum Gas Code, 2011 Edition, with Commentary

1 Administration

1.1 Scope

1.2 Purpose. (Reserved)

1.3 Application

1.4 Retroactivity

1.5 Equivalency

1.6 Units and Formulas. (Reserved)

1.7 Enforcement

2 Referenced Publications

2.1 General

2.2 NFPA Publications

2.3 Other Publications

2.4 References for Extracts in Mandatory Sections

3 Definitions

3.1 General

3.2 NFPA Official Definitions

3.3 General Definitions

4 General Requirements

4.1 Acceptance of Equipment and Systems

4.2 LP-Gas Odorization

4.3 Notification of Installations

4.4 Qualification of Personnel

4.5 Ammonia Contamination

4.6 Minimum Requirements

5 LP-Gas Equipment and Appliances

5.1 Scope

5.2 Containers

5.3 Reserved

5.4 Reserved

5.5 Reserved

5.6 Reserved

5.7 Container Appurtenances and Regulators

5.8 Regulators and Regulator Vents

5.9 Piping (Including Hose), Fittings, and Valves

5.10 Reserved

5.11 Internal Valves. (Reserved)

5.12 Valves Other Than Container Valves

5.13 Hydrostatic Relief Valves

5.14 Reserved

5.15 Reserved

5.16 Reserved

5.17 Equipment

5.18 Reserved

5.19 Reserved

5.20 Appliances

5.21 Vaporizers, Tank Heaters, Vaporizing Burners, and Gas–Air Mixers

6 Installation of LP-Gas Systems

6.1 Scope

6.2 Location of Containers

6.3 Container Separation Distances

6.4 Other Container Location Requirements

6.5 Location of Transfer Operations

6.6 Installation of Containers

6.7 Installation of Container Appurtenances

6.8 Regulators

6.9 Piping Systems

6.10 Remote Shutoff Actuation

6.11 Internal Valves

6.12 Emergency Shutoff Valves

6.13 Hydrostatic Relief Valve Installation

6.14 Testing Piping Systems

6.15 Installation in Areas of Heavy Snowfall

6.16 Corrosion Protection

6.17 Equipment Installation

6.18 Bulk Plant and Industrial LP-Gas Systems

6.19 LP-Gas Systems in Buildings or on Building Roofs or Exterior Balconies

6.20 Installation of Appliances

6.21 Vaporizer Installation

6.22 Ignition Source Control

6.23 LP-Gas Systems on Vehicles (Other Than Engine Fuel Systems)

6.24 Vehicle Fuel Dispenser and Dispensing Stations

6.25 Fire Protection

6.26 Alternate Provisions for Installation of ASME Containers

7 LP-Gas Liquid Transfer

7.1 Scope

7.2 Operational Safety

7.3 Venting LP-Gas to the Atmosphere

7.4 Quantity of LP-Gas in Containers

8 Storage of Cylinders Awaiting Use, Resale, or Exchange

8.1 Scope

8.2 General Provisions

8.3 Storage Within Buildings

8.4 Storage Outside of Buildings

8.5 Fire Protection

8.6 Electrical Area Classification

9 Vehicular Transportation of LP-Gas

9.1 Scope

9.2 Electrical Requirements

9.3 Transportation in Portable Containers

9.4 Transportation in Cargo Tank Vehicles

9.5 Trailers, Semitrailers, and Movable Fuel Storage Tenders, Including Farm Carts

9.6 Transportation of Stationary Containers to and from Point of Installation

9.7 Parking and Garaging Vehicles Used to Carry LP-Gas Cargo

10 Buildings or Structures Housing LP-Gas Distribution Facilities

10.1 Scope

10.2 Separate Structures or Buildings

10.3 Attached Structures or Rooms Within Structures

11 Engine Fuel Systems

11.1 Scope

11.2 Training

11.3 Containers

11.4 Container Appurtenances

11.5 Quantity of LP-Gas in Engine Fuel Containers

11.6 Carburetion Equipment

11.7 Piping, Hose, and Fittings

11.8 Installation of Containers and Container Appurtenances

11.9 Installation in the Interior of Vehicles

11.10 Pipe and Hose Installation

11.11 Equipment Installation

11.12 Marking

11.13 Industrial (and Forklift) Trucks Powered by LP-Gas

11.14 General Provisions for Vehicles Having Engines Mounted on Them (Including Floor Maintenance Machines)

11.15 Engine Installation Other Than on Vehicles

11.16 Garaging of Vehicles

12 Refrigerated Containers

12.1 Construction and Design of Refrigerated Containers

12.2 Marking on Refrigerated LP-Gas Containers

12.3 Container Installation

12.4 Refrigerated LP-Gas Container Instruments and Controls

12.5 Refrigerated LP-Gas Container Impoundment

12.6 Inspection and Testing of Refrigerated LP-Gas Containers and Systems

12.7 Container Siting

12.8 Relief Devices

13 Marine Shipping and Receiving

13.1 Scope

13.2 Piers

13.3 Pipelines

13.4 Inspections Prior to Transfer

14 Operations and Maintenance

14.1 Scope

14.2 Operating Requirements

14.3 Maintenance

15 Pipe and Tubing Sizing Tables

15.1 Tables for Sizing Pipe and Tubing

Annexes

A Explanatory Material

B Properties of LP-Gases

C Design, Construction, and Requalification of DOT (ICC) Cylinders

D Design of ASME and API-ASME Containers

E Pressure Relief Devices

F Liquid Volume Tables, Computations, and Graphs

G Wall Thickness of Copper Tubing

H Procedure for Torch Fire and Hose Stream Testing of Thermal Insulating Systems for LP-Gas Containers

I Container Spacing

J Sample Ordinance Adopting NFPA 58

K Burial and Corrosion Protection for Underground and Mounded ASME Containers

L Informational References

PART TWO

Supplements

1 Guidelines for Conducting a Fire Safety Analysis

2 LP-Gas Systems Subject to DOT Pipeline Regulations

3 Fire Testing of Composite Propane Cylinders

4 Preparing Propane Companies for Natural Disasters

5 Cathodic Protection

6 Home Fires Involving Grills

7 Technical/Substantive Changes from the 2008 Edition to the 2011 Edition of NFPA 58

Index

Important Notices and Legal Disclaimers