WASHINGTON, Oct. 11 (TNSFR) -- The U.S. Department of Transportation Pipeline and Hazardous Materials Safety Administration is evaluating a special permit request from Southern Natural Gas, Birmingham, Alabama. The request seeks to reincorporate a previously issued special permit segment into an existing permit. The segment is a part of the active permit's special permit inspection area. The special permit allows Southern Natural Gas to deviate from Federal pipeline safety regulations concernin more PR