The U.S. Army Corps of Engineers Nashville District has a requirement for the construction of upstream lock monoliths for the Kentucky Lock Addition Project in Grand Rivers, KY. The Government intends to award modification P00037 against existing contract W912P5-10-C-0002 awarded to Thalle Construction Co., Inc., for Case KY049 - Monolith Changes #2. Per ARRA requirements this is for information only and is not a request for solicitation.