made available under this heading for the nationally significant Federal lands and tribal projects program under section 1123 of the FAST Act shall remain available through September 30, 2023: Provided further , That the funds made available under this heading in paragraph (5) for the elimination of hazards and the installation of protective devices at railway-highway crossings shall be available for projects eligible under section 22907(c) of title 49, United States Code, for commuter authorities, as defined in section 24102(2) of title 49, United States Code, that experienced at least one accident investigated by the National Transportation Safety Board between January 1, 2008 and December 31, 2018: Provided further , That amounts provided under this heading in paragraphs (5), (6), (7), (8), and (9) shall remain available until expended: Provided further , That funds made available under this heading for Advanced Digital Construction Management Systems shall be for competitive grants to State and local governments to develop and expand the capacity to use and deploy Advanced Digital Construction Management Systems and the minimum grant amount shall be $500,000. Administrative provisions—federal highway administration 120. (a) For fiscal year 2020, the Secretary of Transportation shall— (1) not distribute from the obligation limitation for Federal-aid highways— (A) amounts authorized for administrative expenses and programs by section 104(a) of title 23, United States Code