Документы

American Petroleum Institute

Requirements for Safe Entry and Cleaning of Petroleum Storage Tanks - SEVENTH EDITION
 N STD 2015

Annotation

General This standard is applicable to stationary atmospheric and low-pressure (up to and including 15 psig) aboveground petroleum storage tanks used in all sectors of the petroleum and petrochemical industry, including:

— crude oil and gas production,

— refining,

— petrochemicals,

— pipelines and terminals,

— bulk storage,

— ethanol facilities.

This standard provides requirements for safely planning, coordinating, and conducting tank entry and cleaning operations, from removal from service through return to service.

This standard does not and cannot cover every possible unique hazard or situation that may arise during tank cleaning operations. Site, product, and tank-specific hazards and situations must be addressed by employers using the appropriate principles and considerations provided for by this standard.

Non-applicability and Other Tank Cleaning Applications

This standard does not apply to the following types of tanks or vessels:

— pressure vessels and pressurized tanks exceeding 15 psig,

— cryogenic or refrigerated vessels or pressure tanks,

— vessels and tanks maintained under a vacuum,