Sec. 4-5.311.   Use of runways and taxiways.
   (a)   Remain idle. No aircraft shall remain idle on the airport runways.
   (b)   Blocking access. No aircraft shall block the entrance to the airport, taxiways, or runways, other than for the normal time required to perform routine check-outs prior to takeoff.
   (c)   Crossing access ways. Aircraft shall not cross or enter upon a runway until the pilot has stopped and assured by visual inspection that there is no danger of collision with any person or object. (§ 1, Ord. 773, eff. April 14, 1977)