; (2) $46,000,000 shall be available for the low or no emission grants as authorized under section 5339(c) of such title: Provided , That the minimum grant award shall be not less than $750,000; (3) $20,000,000 shall be available for ferry boat grants as authorized under section 5307(h) of such title: Provided , That of the amounts provided under this paragraph, no less than $5,000,000 shall be available for low or zero emission ferries or ferries using electric battery or fuel cell components and the infrastructure to support such ferries; (4) $2,000,000 shall be available for the operation and maintenance of the bus testing facilities selected under section 5318 of such title; (5) $82,247,000 shall be available for the purposes, and in amounts, specified for Congressionally Directed Spending in the table entitled Congressionally Directed Spending included in the report accompanying this Act: Provided, That unless otherwise specified, applicable requirements under chapter 53 of title 49, United States Code, shall apply to amounts made available in this paragraph, except that the Federal share of the costs for a project in this paragraph shall be in an amount equal to 80 percent of the net costs of the project, unless the Secretary approves a higher maximum Federal share of the net costs of the project consistent with administration of similar projects funded under chapter 53 of title 49, United States Code