Shenandoah Valley Network - Roanoke Times: Time to Change I-81 Approach http://www.svnva.org/index.cfm/1,121,html Shenandoah Valley Network http://www.svnva.org/img/logo.gif http://www.svnva.org/index.cfm/1,121,html Shenandoah Valley Network 60 en Roanoke Times: Time to Change I-81 Approach August 25, 2009- After a string of recent accidents in the Shenandoah Valley, truck traffic on Interstate 81 has been headline news throughout the corridor. http://www.svnva.org/index.cfm/1,121,492,html