Radio use at CTAFs (when the YBAF and YBSU Towers are closed)

Calls recommended at all times

Situation Example broadcast
Before take-off or during taxi Archerfield traffic, C172, ZTQ taxiing runway 10L for Gold Coast, Archerfield.
Inbound at least 10 nm from the aerodrome or further for high performance aircraft or busy aerodromes Wellcamp traffic, C172, ZTQ one zero miles north inbound 1,500, estimating circuit at two five, Wellcamp.
Overflying or in the vicinity of Archerfield outside tower hours, but not landing, or further for high performance aircraft Archerfield traffic, C172, ZTQ one zero miles south 1,500, overflying, estimating overhead two five, Archerfield.

Calls when there is other traffic

Situation Example broadcast
Entering a runway Archerfield traffic, C172, ZTQ lining up 10L, Archerfield.
Joining the circuit Archerfield traffic, C172, ZTQ joining crosswind, runway 10L, Archerfield.
Making a straight in approach, not less than 3 nm from the touch-down threshold* Sunshine Coast traffic, C172, ZTQ joining 3 nm final, straight-in approach runway 13, Sunshine Coast.
Joining on base leg Caboolture traffic, C172, ZTQ joining base, runway 12, Caboolture.
During an instrument approach, either when established at the final approach fix, or when commencing the missed approach Sunshine Coast traffic, C172, ZTQ conducting missed approach, runway 13, tracking to the south east, climbing 3,000, Sunshine Coast.
Once clear of the active runway(s) Redcliffe traffic, C172, ZTQ clear of runway 25, Redcliffe.

*Pilots should be aware that a GNSS indication of 3 from an aerodrome may not be 3 nm to the runway threshold.

Radio Frequencies

Frequency name Frequency
Archerfield ground 119.9
Archerfield tower (check ATIS) 118.1 or 123.6
Archerfield ATIS 120.9
Brisbane approach 125.7
Southport CTAF 119.0
Sunshine Coast ground 121.1
Sunshine Coast tower 124.4
Sunshine Coast ATIS 119.8
Sunshine Coast VOR (also contains ATIS information) 114.2
Brisbane Centre in the YBSU CCT area (outside TWR HR) 129.0
Brisbane Centre on ground at YBSU (outside TWR HR) 135.2

Phone numbers

Contact Phone number
Archerfield tower 07 3275 8230
Archerfield ATIS 07 3275 8201
Sunshine Coast tower 07 5458 2953
Sunshine Coast ATIS 07 5458 2955
CENSAR 1800 814 931
Updated: 18 July 2024
Online version available at: https://www.casa.gov.au//search-centre/stay-ontrack-flying-brisbane-region/radio-use-ctafs-when-ybaf-and-ybsu-towers-are-closed
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