October 2011, Vol. 238 No. 10
Features
Considering Asbestos And Old Pipelines
Asbestos coating on pipelines is not a popular topic with most pipeline companies. In fact they don’t even like to use the “A” word when describing the coating. Asbestos is a proven, effective, and durable means of protecting steel pipe from corrosion and the elements. For the most part, asbestos might be up to 50% percent of the felt wrapping around a length of line pipe with some tar type outer wrapping. Overall, this might mean there is as much as 25% asbestos in the complete coating. Asbestos as a coating on pipelines was very popular until the Clean Air Act was enacted in 1965. It took a few years, but use of asbestos in new pipeline coatings disappeared b

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