A contract executed prior to July 28, 1953, for counties of the second class A, and August 9, 1955, for counties of the third, fourth, fifth, sixth, seventh and eighth class, for construction and repair of roadways, runways, buildings and facilities or the purchase thereof within or for use within the limits of land acquired for the establishment and operation of airdromes or landing fields, without first having obtained the approval of the court of quarter sessions or grand jury of a county and entered into as provided for the general business of the county or other political subdivisions jointly interested, are ratified, confirmed, approved and declared lawful contracts.
Pennsylvania Legal Code