Pub. L. 93-87, tit. II, sec. 216
public road mileage
public road mileage Sec. 216. Subsection (c) of section 402 of title 23, United States Code, is amended by inserting immediately after the third sentence the following: “Public road mileage as used in this subsection shall be determined as of the end of the calendar year preceding the year in which the funds are apportioned and shall be certified to by the Governor of the State and subject to approval by the Secretary.”