CAN/ULC 679-17 Standard for metallic and nonmetallic underground piping for flammable and combustible liquids
Publication Year
2017
Document Status
Current
Abstract
Minimum requirements for primary carrier, secondary containment, integral primary/secondary, normal vent and vapour recovery, metallic, composite and nonmetallic pipe, fittings, and systems for use underground for the distribution and venting applications of petroleum-based flammable and combustible liquids, alcohols, and alcohol-blended fuels.
Document History
Revised September 20, 2021.
Publisher Information
Underwriters Laboratories of Canada
Founded in 1920, Underwriters Laboratories of Canada (ULC) is an independent product safety testing, certification and inspection organization, accredited by the Standards Council of Canada.
