Table of Contents

1 Scope
2 Terms, Definitions, and Abbreviated Terms
3 Nonrefrigerated Aboveground Tanks
4 Refrigerated Aboveground and Belowground Tanks
5 Testing of Venting Devices
6 Manufacturer's Documentation and Marking of
  Venting Devices
Annex A (informative) - Alternative Calculation of
        Normal Venting Requirements
Annex B (informative) - Basis of Emergency Venting for Table
        7 and Table 8
Annex C (informative) - Types and Operating Characteristics
        of Venting Devices
Annex D (informative) - Basis of Sizing Equations
Annex E (informative) - Basis for Normal Out-breathing and
        Normal Inbreathing
Annex F (informative) - Guidance for inert-gas Blanketing of
        Tanks for Flashback Protection
Annex G (informative) - Explanation of Differences in Thermal
        Inbreathing Using the General Method and Annex A Method
Bibliography

Abstract

Defines the normal and emergency vapor venting requirements for aboveground liquid petroleum or petroleum products storage tanks and aboveground and underground refrigerated storage tanks designed for operation at pressures from full vacuum through 103.4 kPa (ga) (15 psig).

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	American Petroleum Institute
Pages
ISBN