Delhi Airport Geared Up For Safe Flight Operations During Fog, Operator Says Delhi Airport Geared Up For Safe Flight Operations During Fog, Operator Says The Delhi airport has three runways, and they are equipped with a landing system that allows CAT-III B operations, the operator Delhi International Airport Limited stated. Delhi Airport is now geared up to smoothly and safely handle operations during fog, DIAL said. New Delhi: The Delhi international airport is geared up to ensure safe flight operations amid increasing fog in the city, operator DIAL said today. The airport utilises an Airport Collaborative Decision Making (ACDM) cell - which has representatives of domestic airlines, air traffic control and the Delhi International Airport Limited (DIAL) - for better coordination when visibility reduces due to fog, it mentioned.