Corrugated HDPE piping for drainage and other gravity-flow applications

NCh 3542 Instalación Subterránea de Tubería corrugada PEAD para drenajes y otras aplicaciones de flujo por gravedad (Chilean Standard (NCh) No. 3542: Underground installation of corrugated HDPE piping for drainage and other gravity-flow applications) (23 pages, in Spanish)

The notified Standard sets out guidelines for the installation of buried corrugated HDPE piping used for drainage and other gravity-flow applications. It seeks to ensure a stable underground environment for the corrugated piping, under a broad range of service conditions.