1.1 本规程涵盖了在最大霜渗透不超过30英寸[76厘米]的区域安装硬质聚氯乙烯（PVC）围栏系统和围栏配件的最低要求和方法。在所有情况下，请参阅特定制造商的安装说明。 1.2 本规程旨在指导负责或关心刚性（PVC）围栏系统安装的人员。 1.3 这种做法并不排除任何在任何天气、土壤或霜冻条件下被证明具有同等或更好性能的测试方法。 1.4 在选择围栏样式、间距、高度和安装方法时，应考虑最终用途和适用的规范要求。 1.4.1 牲畜围场围栏可能需要比围栏更耐用。 1.4.2 住宅围栏样式可能不适合阳台或护栏使用。 1.5 以英寸-磅单位表示的值应被视为标准值。 括号中给出的值仅供参考。 1.6 本标准并不旨在解决与其使用相关的所有安全问题（如果有的话）。本标准的使用者有责任在使用前建立适当的安全、健康和环境实践，并确定监管限制的适用性。 1.7 本国际标准是根据世界贸易组织技术性贸易壁垒委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认的标准化原则制定的。

1.1 This practice covers the minimum requirement for and methods of installation for rigid poly(vinyl chloride) (PVC) fencing systems and fence accessories in areas where the maximum frost penetration does not exceed 30 in. [76 cm]. In all cases, refer also to the specific manufacturer's instructions for installation. 1.2 This practice is intended to guide those responsible for or concerned with installation of rigid (PVC) fence systems. 1.3 This practice does not preclude any test method that is proven to give equal or better performance under any weather, soil, or frost conditions. 1.4 End-use and applicable code requirements shall be considered in the choice of fence style, spacing, height, and installation method. 1.4.1 Paddock fencing for livestock may need to be more durable than perimeter fence. 1.4.2 Residential fence styles may not be designed for balcony or guardrail use. 1.5 The values stated in inch-pound units are to be regarded as standard. The values given in brackets are for information only. 1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.7 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.