; (ii) defense industry sites; (iii) air or sea ports that, as determined by the Secretary, in consultation with the Secretary of Defense, are necessary for or are planned to be used for the deployment or sustainment of members of the Armed Forces, equipment, or supplies; or (iv) sources of raw materials; (B) the reconstruction or enhancement of, or improvements to, those roads to ensure the continued effective use of the roads, regardless of current or projected increases in mean high tides, recurrent flooding, or other weather-related conditions or natural disasters, in any case in which the roads are certified to the Secretary as important to the national defense by— (i) the Secretary of Defense; or (ii) such other official as the President may designate; and (C) replacing existing highways and highway connections that are shut off from general public use by necessary closures, closures due to mean sea level fluctuation and flooding, or restrictions at— (i) military reservations; (ii) air or sea ports that are necessary for or are planned to be used for the deployment or sustainment of members of the Armed Forces, equipment, or supplies; or (iii) defense industry sites. ; (2) in subsection (b), by striking the construction and maintenance of and inserting the construction, maintenance, reconstruction, or improvement of, or enhancements to, ; (3) in subsection (c)— (A) by striking him and inserting the Secretary ; (B) by striking construction, maintenance, and repair work and inserting activities for construction, maintenance, reconstruction, enhancement, improvement, and repair ; (C) by striking therein and inserting in those areas ; and (D) by striking condition for such training purposes and for repairing the damage caused to such highways by the operations and inserting the following: condition for— (1) that training; and (2) repairing the damage to those highways caused by— (A) weather-related events, increases in mean high tide levels, recurrent flooding, or natural disasters; or (B) the operations