Rubber Gasketed and Lined RCP Used in a Large Diameter Tunnel for LA County Sanitation District Sewer

A 142-inch diameter tunnel to accommodate a 90-inch diameter PVC-lined reinforced concrete pipe sanitary sewer in the upstream portion of the Joint Outfall “C” Unit 1 Relief Trunk Sewer1 in Los Angeles County, California was required because the existing 72-inch diameter JO “C’ Unit 1 Trunk Sewer has become hydraulically overloaded.

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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.