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ATM network performance: Brisbane

Airborne delay

The 75th percentile performance figures for airborne delay at Brisbane are indicated in Figure 10. July performance did not meet the target for the median (1.4 minutes) or the 75th percentile (4.3 minutes). Compared to the same month last year, there was an increase in the airborne delay median performance (from 1.1 minutes) and 75th percentile (from 3.8 minutes).

brisbane-airborne-delay

Figure 10: Brisbane airborne delay 75th percentile (last 24 months)

Notable events

Table 6 describes the notable airborne delay events during July in Brisbane. Exercise Talisman Sabre was on during July and several days were impacted by pop up military flights.

Day Local Time Delay

(minutes – 75th percentile)

Event Descriptions

(Contributing causes to increased delays)

5 July 16-18 7.6 Off-schedule internationals and non-compliant flights during busy period with 5 medical flights and 2 military flights.
12 July 18-19 6.1 Off-schedule internationals and non-compliant flights during busy period.
17 July 08-09

&

18-19

7.4 Morning: medical flights and military activity. Morning and Evening: Off-schedule internationals and non-compliant flights during busy period.
18 July 19-20 4.5 Off-schedule internationals and non-compliant flights during busy period.
21 July 18-19 2.9 Off-schedule internationals and non-compliant flights during busy period.
31 July 12-13 5.8 Burst tyre on runway caused closure for 30 minutes with debris on runway.

Table 6: Notable event descriptions for Brisbane.