The specification describes ADS 3000 Triplewall® pipe specification for use in gravity-flow drainage and leach field applications.

The information includes pipe requirements, joint performance, material properties and installation information.

ADS 3000 Triplewall pipe has a smooth interior and exterior that meets ASTM F810 requirements and the Manning’s “n” value shall not be less than 0.009.

The pipe joints are bell and spigot and the bell ends are integrally formed on the pipe at one end to form a soil-tight connection.

The material properties are high-density polyethylene conforming to the minimum requirements of cell classification 444410C or E as described in ASTM D3350. The material formulation shall include recycled polyethylene.

Installation shall be in accordance with ASTM D2321 and ADS recommended guideline with the exception that minimum cover in traffic areas shall be one foot (0.3 m). For leachfield applications, installation shall be in accordance with ASTM F481 and as regulated by regional, state and local agencies. Proper authorization for specific applications and designs should be obtained prior to installation to ensure suitability in certain locales.

Contact the local ADS representative or visit adspipe.com for a copy of installation guidelines.