1.1 本规范涵盖了预制混凝土管的制造和验收，其设计符合业主的设计要求和ASCE 15或同等设计规范。 1.2 本规范是SI规范的配套规范 C1417M ; 因此，本规范中未提供SI等效物。 1.3 本国际标准是根据世界贸易组织技术性贸易壁垒（TBT）委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认标准化原则制定的。

1.1 This specification covers the manufacture and acceptance of precast concrete pipe designed to conform to the owner's design requirements and to ASCE 15 or an equivalent design specification. 1.2 This specification is the companion to SI Specification C1417M ; therefore, no SI equivalents are presented in this specification. 1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.