NCC.OP.112 Aerodrome operating minima — circling operations with aeroplanes

SI No. 1290/2024

Text in magenta in force from 30 October 2025

  1. The MDH for a circling operation with aeroplanes shall not be lower than the highest of:

    1. the published circling OCH for the aeroplane category;

    2. the minimum circling height derived from Table 1; or

    3. the DH/MDH of the preceding instrument approach procedure.

  2. The minimum visibility for a circling operation with aeroplanes shall be the highest of:

    1. the circling visibility for the aeroplane category, if published;

    2. the minimum visibility derived from Table 2; or

    3. the runway visual range/converted meteorological visibility (RVR/CMV) of the preceding instrument approach procedure.

Table 1 MDH and minimum visibility for circling vs. aeroplane category

  Aeroplane category
  A B C D
Minimum meteorological visibility (m) 1500 1600 2400 3600

Point (b) will be replaced with the following text below on 30 October 2025:

  1. The minimum visibility for a circling operation with aeroplanes shall be the highest of:

    1. the circling visibility for the aeroplane category, if published;

    2. the minimum visibility derived from Table 1.