The system is made up of 4,900 feet of 48-inch Advanced Drainage Systems (ADS) N-12® HDPE pipe with 1 foot of stone above and below it. The pipe was perforated with 3/8-inch holes all around using a ...

MAB-9, Design of HDPE Water Mains for the Lateral Spread Seismic Hazard is available for free on the PPI’s website. IRVING, TX – The Municipal Advisory Board (MAB) of the Plastics Pipe Institute, Inc.

Radoszewski notes that PPI members involved in the manufacture of pipe used in stormwater drainage systems tend to use post-consumer recycled plastics. According to the PPI report, studies have shown ...

17 November 2013 Valentine Maritime performed the longest HDPE liner installation through a 24" Carbon Steel pipeline pulled through, in a one single segment, for Occidental Petroleum. High Density ...