Area 51 F-117 became operational in 1983, operations at Groom Lake have continued. The base and its associated runway system were expanded, including expansion of housing and support facilities. In 1995, the federal government expanded the exclusionary area around the base to include nearby mountains that had hitherto afforded the only decent overlook of the base, prohibiting access to of land formerly administered by the Bureau of Land Management. On 22 October 2015 a federal judge signed an order giving land that belonged to a Nevada family since the 1870s to the United States Air Force for expanding Area 51. According to
Indiana State Road 51 Indiana State Road 51 State Road 51 in the U.S. state of Indiana is a north–south route on the state highway system in northwest Indiana. It consists of a route long from a point on U.S. Route 30 (Lincoln Highway) east of Merrillville and west of Valparaiso, north to U.S. Route 20 in Gary. Immediately north of US 30, the highway is signed as the Adam Benjamin Highway. SR 51 travels north on Lake Park Avenue from US 30, crossing Old Lincoln Highway and the mainline of the Canadian National Railway in the former town of Ainsworth before turning east