(APWA Reporter) – This article by Barbara Richard, Director for Pulaski County Public Works Department, Little Rock, Arkansas was published in the APWA Reporter page 134, August 2015.

“Presenting technical information and knowledge based on science and widely-accepted standards is the way to compete for the supply of materials and products for projects that have a direct impact on the lives of people.”

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09Nov 2015

This is a demonstration of the comparative flammability of polypropylene pipe (PP), reinforced concrete pipe (RCP), and high density polyethylene pipe (HDPE). Dry hay is ignited in three 18 in. by 18 in. pipes and allowed to burn. This is an unedited test conducted on October 21, 2015.