Waddamana Power Stations Conservation Management Plan
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Waddamana Power Stations Conservation Management Plan Report prepared for Hydro Tasmania June 2006 Report Register The following report register documents the development and issue of the report entitled Waddamana Power Stations–Conservation Management Plan, undertaken by Godden Mackay Logan Pty Ltd in accordance with its quality management system. Godden Mackay Logan operates under a quality management system which has been certified as complying with the Australian/New Zealand Standard for quality management systems AS/NZS ISO 9001:2000. Job No./Ref Issue No. Notes/Description Issue Date 06-0018 1 Draft Report May 2006 06-0018 2 Final Report June 2006 Godden Mackay Logan Contents Page 1.0 Introduction .............................................................................................................. 1 1.1 Background to this Project ......................................................................................................... 1 1.2 The Study Area .......................................................................................................................... 1 1.3 Heritage Listings ........................................................................................................................ 1 1.4 Methodology .............................................................................................................................. 1 1.5 Limitations.................................................................................................................................. 2 1.6 Author Identification ................................................................................................................... 2 1.7 Acknowledgements.................................................................................................................... 2 2.0 Historical Overview...................................................................................................... 7 2.1 Origins of the Project ................................................................................................................. 7 2.2 Initial Construction of Waddamana A 1910—1913...................................................................... 8 2.3 State Ownership (Origins of the Hydro-Electricity Commission)................................................ 9 2.4 Expansion ................................................................................................................................ 11 2.5 Construction of Waddamana B ................................................................................................13 2.6 Closure..................................................................................................................................... 14 2.7 Historical Development ............................................................................................................ 15 2.7.1 Summary ........................................................................................................................... 15 3.0 Physical Description ...................................................................................................27 3.1 Introduction and Methodology.................................................................................................. 27 3.2 Setting...................................................................................................................................... 27 3.3 Processes in the Study Area.................................................................................................... 27 3.4 Precincts .................................................................................................................................. 29 3.4.1 Precinct 1: Upper Penstocks ............................................................................................. 29 3.4.2 Precinct 2: Waddamana A................................................................................................. 30 3.4.3 Precinct 3: Waddamana B................................................................................................. 32 3.4.4 Precinct 4: Outside Workshop........................................................................................... 34 3.4.5 Precinct 5: Transmission Lines.......................................................................................... 34 3.4.6 Precinct 6: Bush ................................................................................................................ 34 3.5 Movable Cultural Heritage Items.............................................................................................. 34 3.6 Conclusion ............................................................................................................................... 35 4.0 Comparative Analysis ..................................................................................................47 4.1 Development of Hydro-Electric Technology............................................................................. 47 4.2 Development of Tasmania’s Hydroelectric Power ................................................................... 50 4.3 Summary.................................................................................................................................. 52 5.0 Significance Assessment..............................................................................................53 5.1 Principles ................................................................................................................................. 53 5.2 Tasmanian Heritage Assessment Criteria ............................................................................... 53 5.2.1 Significance Assessment Grading..................................................................................... 54 5.3 Significance Assessment ......................................................................................................... 54 5.3.1 Statement of Historic Cultural Heritage Significance......................................................... 57 5.4 Significance of Precincts or Individual Items............................................................................ 58 5.4.1 Precinct 1: Upper Penstocks ............................................................................................. 58 5.4.2 Precinct 2: Waddamana A................................................................................................. 59 5.4.3 Precinct 3: Waddamana B................................................................................................. 60 5.4.4 Precinct 4: Outside Workshop........................................................................................... 61 5.4.5 Precinct 5: Transmission Lines.......................................................................................... 62 Waddamana Power Stations–Conservation Management Plan, June 2006 Godden Mackay Logan 5.4.6 Precinct 6: Bush ................................................................................................................ 62 5.5 Significance of Movable Heritage Items................................................................................... 62 6.0 Constraints and Opportunities ....................................................................................... 65 6.1 Constraints and Opportunities arising from Historical Cultural Heritage Significance.............. 65 6.1.1 Burra Charter Principles .................................................................................................... 65 6.2 Constraints and Opportunities Arising from Site Conditions .................................................... 67 6.2.1 Location and Context......................................................................................................... 67 6.2.2 Building Condition.............................................................................................................. 67 6.2.3 Asbestos and Other Contamination................................................................................... 67 6.3 Owner Requirements and Proposed Use ................................................................................ 68 6.3.1 Hydro Tasmania’s Long Term Plans ................................................................................. 68 6.3.2 Tourism Context ................................................................................................................ 69 6.4 Statutory Requirements Related to Heritage ........................................................................... 70 6.5 Other Statutory Requirements ................................................................................................. 70 7.0 Conservation Policy.................................................................................................... 71 7.1 Introduction .............................................................................................................................. 71 7.2 Organisation of this Section ..................................................................................................... 71 7.3 Overall Conservation Policy Aim.............................................................................................. 71 7.4 General Policies ....................................................................................................................... 71 7.5 Specific Precinct Policies ......................................................................................................... 73 7.5.1 Precinct