; and (2) (A) to build new connector roads; (B) to improve or expand existing roads that are inadequate for efficient evacuation; (C) to expand 2-lane bridges that require expansion for efficient evacuation; (D) to extend existing highways to connect to the Interstate System (as defined in section 101(a) of title 23, United States Code), more directly; or (E) to connect State and local roads and highways to evacuation routes in adjacent States. (e) Maximum amount The Secretary may award a grant under this section in an amount that is not greater than $100,000,000. (f) Authorization of appropriations There are authorized to be appropriated to the Secretary such sums as are necessary to carry out this section.