Safety in the vicinity of non-towered aerodromes - Australian ...
Safety in the vicinity of non-towered aerodromes - Australian ...
Safety in the vicinity of non-towered aerodromes - Australian ...
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CONTENTS<br />
THE AUSTRALIAN TRANSPORT SAFETY BUREAU ............................... viii<br />
TERMINOLOGY USED IN THIS REPORT ..................................................... ix<br />
EXECUTIVE SUMMARY ................................................................................... xi<br />
ABBREVIATIONS ............................................................................................. xvii<br />
1 INTRODUCTION .......................................................................................... 1<br />
1.1 Background ........................................................................................... 1<br />
1.1.1 What is a <strong>non</strong>-<strong>towered</strong> aerodrome? ........................................... 1<br />
1.1.2 Why is <strong>the</strong> ATSB look<strong>in</strong>g <strong>in</strong>to <strong>non</strong>-<strong>towered</strong> aerodrome<br />
safety? ........................................................................................ 3<br />
1.1.3 Typical aircraft us<strong>in</strong>g <strong>non</strong>-<strong>towered</strong> <strong>aerodromes</strong> ........................ 3<br />
1.1.4 Changes to <strong>the</strong> <strong>Australian</strong> airspace environment ....................... 4<br />
1.1.5 Common Traffic Advisory Frequency (CTAF/CTAF(R))<br />
and <strong>the</strong> replacement <strong>of</strong> Mandatory Broadcast Zones<br />
(MBZs) ...................................................................................... 5<br />
1.1.6 Recent changes to <strong>non</strong>-<strong>towered</strong> aerodrome procedures ............. 6<br />
1.1.7 What is <strong>the</strong> relevance <strong>of</strong> this research follow<strong>in</strong>g <strong>the</strong> CAR<br />
166 changes on 3 June 2010? .................................................... 8<br />
1.2 Objectives ............................................................................................. 9<br />
1.3 Scope .................................................................................................. 10<br />
2 METHODOLOGY ....................................................................................... 13<br />
2.1 Data sources ........................................................................................ 13<br />
2.2 Data limitations................................................................................... 17<br />
3 GENERAL OCCURRENCE TRENDS ...................................................... 19<br />
3.1 Accidents, <strong>in</strong>cidents, and serious <strong>in</strong>cidents near <strong>non</strong>-<strong>towered</strong><br />
<strong>aerodromes</strong> ......................................................................................... 20<br />
3.2 What types <strong>of</strong> occurrences were most common?................................ 21<br />
3.3 Who reported <strong>the</strong> occurrence? ............................................................ 23<br />
3.4 Where were <strong>the</strong> most occurrences? .................................................... 24<br />
4 CONFLICTS AT NON-TOWERED AERODROMES ............................. 27<br />
4.1 Aircraft/aircraft conflicts .................................................................... 27<br />
4.1.1 On <strong>the</strong> ground .......................................................................... 27<br />
4.1.2 In <strong>the</strong> air ................................................................................... 31<br />
4.2 Aircraft/ground vehicle conflicts ........................................................ 31<br />
4.3 Occurrences with no conflicts ............................................................ 31<br />
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