ProPublica reports on severe corrosion problems in BP Alaska pipelines

An internal British Petroleum (BP) report shows that, as of October 1, 2010, at least 148 BP oil, gas and waste pipelines in Alaska received an "F-rank" from the company.  ProPublica.org, which obtained a copy of the report, explains the "F-rank":

According to BP oilworkers, that means inspections have determined that more than 80 percent of the pipe wall is corroded and could rupture. Most of those lines carry toxic or flammable substances. Many of the metal walls of the F-ranked pipes are worn to within a few thousandths of an inch of bursting, according to the document, risking an explosion or spills.

Read the rest of the article at: ProPublica.org.