“According to the review, the landing minima specified for all the 18 airports were determined based on applicable criteria as defined in the ICAO PANS-OPS Doc. “On the other hand, the reviewed operating minima provided for a performance based takeoff minima for the affected aerodromes in Nigeria is determined by available visual aids for takeoff. These are runway centre lights, touchdown zone lights, runway edge lights, threshold lights, runway end lights and runway surface markings,” he said. However, a semblance of revision undertaken in 1993 only stated that the takeoff minima shall be equal or greater than landing minima at all airports. Based on the review, Abuja, Lagos, Kano, Port Harcourt, Kaduna, Ilorin, Gombe, Owerri, Sokoto, Uyo, Yola, Dutse, Calabar and Enugu airports now have ILS Cat II Approach and Landing Minima.

Source: The Guardian January 04, 2018 04:30 UTC