; (B) improvements to the concrete foundation and gate support structures; and (C) any other improvements the Secretary determines to be necessary. (54) Modification of the Upper Mississippi River Restoration program authorized by section 1103 of the Water Resources Development Act of 1986 ( 33 U.S.C. 652 ). (55) The project for flood protection, Bloomington, Indiana. (56) The project for flood protection, Gary, Indiana. (57) Modification of the environmental infrastructure project, Athens, Tennessee, authorized by section 219(f)(254) of the Water Resources Development Act of 1992 (106 Stat. 4835; 113 Stat. 335; 121 Stat. 1267). (58) Modification of the environmental infrastructure project, Blaine, Tennessee, authorized by section 219(f)(255) of the Water Resources Development Act of 1992 (106 Stat. 4835; 113 Stat. 335; 121 Stat. 1267). (59) Modification of the environmental infrastructure project, Claiborne County, Tennessee, authorized by section 219(f)(256) of the Water Resources Development Act of 1992 (106 Stat. 4835; 113 Stat. 335; 121 Stat. 1267). (60) Modification of the environmental infrastructure project, Giles County, Tennessee, authorized by section 219(f)(257) of the Water Resources Development Act of 1992 (106 Stat. 4835; 113 Stat. 335; 121 Stat. 1267). (61) Modification of the environmental infrastructure project, Grainger County, Tennessee, authorized by section 219(f)(258) of the Water Resources Development Act of 1992 (106 Stat. 4835; 113 Stat. 335; 121 Stat. 1267). (62) Modification of the environmental infrastructure project, Hamilton County, Tennessee, authorized by section 219(f)(259) of the Water Resources Development Act of 1992 (106 Stat. 4835; 113 Stat. 335; 121 Stat. 1267). (63) Modification of the environmental infrastructure project, Harrogate, Tennessee, authorized by section 219(f)(260) of the Water Resources Development Act of 1992 (106 Stat. 4835; 113 Stat. 335