Amends GS 124-5.1 concerning the use of funds deposited into the Freight Rail & Rail Crossing Safety Improvement Fund (Fund) within the Highway Fund, providing that proceeds from the Fund may be used for short-line railroad assistance in addition to being used for the enhancement of freight rail service and railroad-roadway crossing safety. Provides that the use of the proceeds of the Fund can include short-line railroad projects not specified in the statute. 

Amends GS 136-44.39 making technical and clarifying changes concerning the use of funds from the Rail Industrial Access Program and the Short Line Infrastructure Access Program, to give assistance to short line railroads.