To make technical corrections to the Water Resources Development Act of 1999.

Amends the Water Resources Development Act of 1992 to: (1) increase the authorization of appropriations for the water-related environmental infrastructure and resource protection and development project for Jackson County, Mississippi, and provide a project for the elimination or control of combined sewer overflows for the County; (2) increase the authorization of appropriations for the project for the elimination of combined sewer overflows in Manchester, New Hampshire; (3) eliminate reference to additional authorization of appropriations (thus, repealing) for certain water-related environmental infrastructure and resource protection and development projects for Atlanta, Georgia, and Paterson, Passaic County, and Passaic Valley, New Jersey; (4) decrease the authorization of appropriations for the water-related environmental infrastructure and resource protection and development project for Elizabeth, New Jersey; and (5) increase the authorization of appropriations for such a project for North Hudson, New Jersey, and modify such project to provide for the elimination or control of combined sewer overflows for the North Hudson Sewerage Authority (currently, for such overflows in North Hudson).

Amends the Water Resources Development Act of 1999 to: (1) authorize appropriations for FY 1999 through 2009 for implementation of a long-term resource monitoring program with respect to the Upper Mississippi River Environmental Management Program (currently, such funding is designated for a program for the planning, construction, and evaluation of measures for fish and wildlife habitat rehabilitation and enhancement); (2) authorize the Secretary of the Army to carry out modifications to the navigation project for the Delaware River, Pennsylvania and Delaware, if such project as modified is technically sound, environmentally (currently, economically) acceptable, and economically justified; (3) subject certain previously deauthorized water resources development projects to the seven-year limitation governing project deauthorizations under the Act, with the exception of such a project for Indian River County, Florida; (4) except from a certain schedule of the non-Federal cost of the periodic nourishment of shore protection projects constructed after December 31, 1999, those projects for which a District Engineer's Report has been completed by such date; (5) require that the project cooperation agreement for the Comite River Diversion Project for flood control include a provision that specifies that any reduction in the non-Federal share that results from certain modifications be credited toward the share of project costs to be paid by the Amite River Basin Drainage and Water Conservation District; (6) allow the Secretary to provide additional compensation to Chesapeake City, Maryland (currently, to the City of Chesapeake, Maryland) for damage to its water supply resulting from the Chesapeake and Delaware Canal Project; (7) provide for the submission of certain reports on water resources development projects by the Secretary, notwithstanding Federal reporting termination provisions; and (8) authorize and provide for an authorization of appropriations for the existing program for the safety and operations expenses of the Federal Railroad Administration, and make available for obligation funds currently appropriated for such program.