Public officials and engineers have long warned about the dangers posed by the outdated, moldering pipelines that snake beneath the streets of major cities like New York, feeding gas into the furnaces of millions of homes.
For nearly two decades, federal authorities have directed pipeline operators to replace these leak-prone, cast-iron lines with pipes made of plastic and other modern materials. And many states, including New York, have embarked on programs to do just that.
But these efforts could take decades to complete, and in the meantime, weakened pipes could spring deadly leaks.
This possibility and the need for …read more
Source: Huffington Post Green