barkley lock and dam Barkley Lock & Dam 50th Anniversary, Commemorates Project and Family Sarcrifice By Nicole Erwin • Aug 21, 2016 Nicole Erwin, WKMS The resounding message at the 50th anniversary of the Barkley Lock and Dam project in Grand Rivers Saturday, was that with great success often comes great sacrifice. Lake Barkley Lock Re-Opens to Public Viewing By Rob Canning • Aug 26, 2014 US Army Corps of Engineers, Public Domain, Wikimedia Commons The Barkley Navigation Lock is now open through September to visitors after more than a decade of being closed to the public. Army Corps Reduces Barkley Lock Hours By Angela Hatton • Sep 24, 2012 The U. S. Army Corps of Engineers plans to reduce operating hours at the Barkley Navigation Lock to save money. The Corps announced Monday it will go from a 24 hour to a 20 hour a day operation, starting Jan. 7, 2013. Lake Barkley Lock and Dam Resuming Public Tours By Shelly Baskin • Jul 9, 2012 Tours of the Lake Barkley Dam powerhouse and navigation lock in Grand Rivers have resumed for the first time since the September 11 terrorist attacks.