The National Transportation Safety Board, which is in the middle of an investigation into the causes of the San Bruno gas pipeline explosion, issued a press advisory this afternoon outlining urgent recommendations related to discrepancies between the type of pipe … Continue reading »

UPDATE 12:00 P.M. The Chronicle has gleaned some new info from the NTSB update on its investigation into the San Bruno pipeline explosion and subsequent fire. …The report does…express concern about the "seam weld" in the ruptured section of pipe, … Continue reading »