Needs editing. According to other data (satellite images and google) the airport was removed and now the museum "Gran Museo de Chichén Itzá" is created at this place. 
the former rundway was converted to a double lane street.
At the east end of this a new road goes northwards up to the "Estación Tren Maya Chichen Itzá" a new railway station.
On this northern road between the railway station and museum a resort like complex is being created.