http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2011/06/19/MNRR1JUUL0.DTLPipeline operators and their trade organizations shaped, managed and provided sizable funding for numerous safety studies conducted by the federal agency that regulates the industry, a Chronicle investigation shows.
Industry's access guaranteed influence. The studies launched by the federal Pipeline and Hazardous Materials Safety Administration helped mold national and state safety rules and inspection procedures for 2.3 million miles of pipelines that carry natural gas and hazardous liquids, some underneath neighborhoods.
Three deadly accidents in the past three years involved decades-old pipelines that might have been replaced - saving lives - had the outcomes of the federal agency's research, and the policies they influenced, been different.
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http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2011/06/18/MNRR1JUUL0.DTL#ixzz1PkVuwPc2