In establishing, maintaining and operating airport facilities, if construction, repair or purchase of roadways, runways, buildings and facilities, is deemed necessary within or for use within the limits of land acquired for the purpose of establishing, maintaining and operating airport facilities, submission to a court or grand jury of any county is not necessary, but a contract under this chapter shall be entered into as provided for in Chapter 151 (relating to contracts), and for joint establishment, operation and maintenance with any other political subdivision, a contract shall be entered into as provided for the general business of the participating political subdivisions.
16 Pa.C.S. § 15907