FINAL REPORT STOCKYARD HILL WIND FARM AERONAUTICAL IMPACT ASSESSMENT AVIATION IMPACT STATEMENT QUALITATIVE RISK ASSESSMENT AND OBSTACLE LIGHTING REVIEW 180M TURBINES J0462 Copy No.: v1.1 Report to: Origin Energy 28 April 2016 The Ambidji Group Pty Ltd A.C.N. 053 868 778 Melbourne, Australia © The Ambidji Group Pty Ltd, 2016 All Rights Reserved. The information contained in this document is confidential and proprietary to The Ambidji Group Pty. Ltd. Other than for evaluation and governmental disclosure purposes, no part of this document may be reproduced, transmitted, stored in a retrieval system, or translated into any language in any form by any means without the written permission of The Ambidji Group. STOCKYARD HILL WIND FARM PTY LTD STOCKYARD HILL WIND FARM - AIA AIS QRA AND OLR – 180M TURBINES THE AMBIDJI GROUP DOCUMENT RELEASE APPROVAL Approved for Final Release: Name: Ian Jennings Title: Principal Consultant Date: 28 April 2016 Distribution: Cara Layton, Approvals Advisor; Stockyard Hill Wind Farm; at Stockyard Hill Wind Farm Pty Ltd. DOCUMENT CONTROL REV DESCRIPTION DATE Prepared QA NO V0.1 Draft for 180m turbines 17 Nov 2015 IJ V0.2 Editorial 23 Nov 2015 IJ V0.3 Editorial 4 Dec 2015 IJ V0.4 Revised for OLR data 7 Dec 2015 IJ V0.5 New location and layout diagrams 14 Dec 2015 IJ BWS V0.6 Minor Amendments 15 Dec 2015 BWS V0.7 Responses to AIS 16 Feb 2016 IJ V0.8 Editorial Changes 22 Feb 2016 IJ BWS V0.9 Amendment to layout diagram 18 April 2016 IJ BWS V1.0 Final Report 18 April 2016 IJ BWS V1.1 Final [image clarification made] 28 April 2016 IJ BWS 28 April 2016 Commercial-In-Confidence Page i STOCKYARD HILL WIND FARM PTY LTD STOCKYARD HILL WIND FARM - AIA AIS QRA AND OLR – 180M TURBINES THE AMBIDJI GROUP TABLE OF CONTENTS Executive Summary................................................................................................................. 4 1. Introduction ...................................................................................................................... 9 1.1 Wind Farm Location .................................................................................................. 9 1.2 Wind Farm Layout Drawing ..................................................................................... 10 1.3 Aerodromes and Airstrips ........................................................................................ 11 1.4 Aerodromes within 30nm ......................................................................................... 12 1.5 Obstacles ................................................................................................................ 12 2. Scope ............................................................................................................................. 13 3. Methodology ................................................................................................................... 14 3.1 Aeronautical Impact Assessment............................................................................. 14 3.2 Aviation Impact Statement ....................................................................................... 14 3.2.1 Communication and Navigation Systems ......................................................... 14 3.2.2 Surveillance Systems ....................................................................................... 15 3.3 Qualitative Risk Assessment ................................................................................... 15 3.4 Obstacle Lighting Review ........................................................................................ 16 4. Aeronautical Impact Assessment.................................................................................... 17 5. Aviation Impact Statement .............................................................................................. 17 5.1 Introduction ............................................................................................................. 17 5.2 Wind Farm Location ................................................................................................ 17 5.3 Obstacles ................................................................................................................ 18 5.4 Drawings ................................................................................................................. 19 5.5 Aerodromes with 30 Nautical Miles – OLS and PANS-OPS Surfaces ...................... 20 5.5.1 OLS Surfaces ................................................................................................... 20 5.5.2 PANS-OPS Surfaces ........................................................................................ 20 5.6 Air Routes and Lowest Safe Altitudes (LSALT)........................................................ 28 5.7 Airspace .................................................................................................................. 29 5.8 Navigation Aids and Communications Facilities....................................................... 29 5.9 Radar ...................................................................................................................... 30 5.9.1 Applicable Documents ...................................................................................... 30 5.9.2 Radar Installations ............................................................................................ 30 5.9.3 CASA Part 139 Requirements .......................................................................... 30 5.9.4 Wind Turbines and Radars – Assessment using Eurocontrol Guidelines .......... 31 5.9.5 Assessment Requirements ............................................................................... 32 5.10 Summary and Conclusions ...................................................................................... 32 5.11 AsA Response......................................................................................................... 32 5.12 Department of Defence Response........................................................................... 32 6. Qualitative Risk Assessment Review .............................................................................. 33 6.1 Introduction ............................................................................................................. 33 6.2 Aerodromes and Aircraft Landing Areas in the Region ............................................ 33 6.3 Airspace .................................................................................................................. 34 6.4 Impact on General Aviation Flying Training ............................................................. 34 6.5 Impact on General, Recreational, Sport and Commercial Aircraft Activity ................ 35 6.6 Night Flying (IFR and VFR) ..................................................................................... 36 6.7 Any Known Highly Trafficked Air Routes ................................................................. 36 28 April 2016 Commercial-In-Confidence Page ii STOCKYARD HILL WIND FARM PTY LTD STOCKYARD HILL WIND FARM - AIA AIS QRA AND OLR – 180M TURBINES THE AMBIDJI GROUP 6.8 Published Air Routes ............................................................................................... 36 6.9 Impact on Victorian Emergency Services Aerial Operations .................................... 37 6.9.1 Victorian Air Ambulance ................................................................................... 37 6.9.2 Victoria Police Air Wing .................................................................................... 38 6.9.3 State Aircraft Unit ............................................................................................. 38 6.9.4 Aerial Fire Fighting ........................................................................................... 38 6.9.5 Ground Based Fire Fighting ............................................................................. 39 6.10 Agricultural Aviation Activities .................................................................................. 40 6.11 Impact on Australian Defence Force (ADF) Operations ........................................... 40 6.12 Topographical and Weather Issues ......................................................................... 40 6.13 NASF Guidelines ..................................................................................................... 41 6.13.1 Notification to Authorities .................................................................................. 41 6.13.2 Risk Assessment .............................................................................................. 42 6.13.3 Lighting of Wind Turbines in the Vicinity of an Aerodrome ................................ 42 6.13.4 Risk Assessment Outcome .............................................................................. 43 6.14 Qualitative Risk Assessment Summary ................................................................... 43 7. Obstacle Lighting Assessment ....................................................................................... 45 7.1 NASF Guideline D - Managing Risk to Aviation Safety of Wind Turbine Installations (Wind Farms) and Wind Monitoring Towers .................................................... 45 7.2 Requirement for Obstacle Lighting .......................................................................... 45 8. Meteorological Monitoring Masts .................................................................................... 46 8.1.1 NASF Guideline –