The U.S. Army Corps of Engineers (USACE), Mobile District announced today navigation lock changes on the Alabama River. Beginning the week of October 6, 2013 all navigation locks on the Alabama River will change to fall/winter schedules. R. F. Henry, Millers Ferry, and Claiborne Locks will change to Monday-Thursday operations, 6 a.m.- 4 p.m. Central Standard Time. This schedule will continue until March 2014.