 The Beltway Outer Loop in Montgomery County, just after the Clara Barton Parkway, you've got the far right lane is closed. In Prince George's County on the outer loop between Pennsylvania Avenue and 214 Central Avenue, two right lanes are blocked. Say goodbye to back and neck pain. Make the ultimate choice for spine solutions at VSI, formerly Virginia Spine Institute. Visit VSISpine.com. That's VSISpine.com.