One of the UDC training rooms where more than 12,000 people began their deployments. Since May 2005, the UDC has been the first stop for thousands of deployments to Iraq and Afghanistan. Managed by and housed at the Middle East District headquarters in Winchester, Va., thousands of USACE civilians, Soldiers and contractors, along with thousands more from other federal agencies, have spent their first week away from their home stations at the UDC being trained and equipped for their new mission.