SCEGGS Darlinghurst — Masterplan 215 Forbes Street, Darlinghurst State Significant Development Application (SSD 893) Statement of Heritage Impact Prepared for SCEGGS Darlinghurst January 2019 Issue B Project number 18 0104 Tanner Kibble Denton Architects Pty Ltd | ABN 77 001 209 392 | www.tkda.com.au Sydney Level 1, 19 Foster Street, Surry Hills NSW 2010 Australia | T+61 2 9281 4399 Brisbane Suite 9A, Level 7, 141 Queen Street, Brisbane QLD 4000 Australia | T+61 7 3087 0160 Principals Alex Kibble, Robert Denton, Megan Jones, John Rose | Practice Directors George Phillips, Jocelyn Jackson, Melanie Mackenzie Senior Associates Ian Burgher, Angelo Casado, David Earp, Anna Harris, Emma Lee, Scott MacArthur, Renata Ratcliffe, Lachlan Rowe Associates Asta Chow, Paul Dyson, Sean Williams NSW Nominated Architects Robert Denton Registration No 5782 | Alex Kibble Registration No 6015 SCEGGS Darlinghurst — Masterplan • Statement of Heritage Impact TABLE OF CONTENTS 1 Introduction 3 1.1 Background and Purpose of the Report 3 1.2 Methodology and Terminology 3 1.3 Author Identification 3 1.4 Report Structure 3 1.5 Secretary’s Environmental Assessment Requirements 4 1.6 Site Description 5 1.7 Documentation 7 1.8 Heritage management context 8 2 Historical Background 10 2.1 Overview History of SCEGGS and the SCEGGS Site 10 2.2 Sequence of Development on the SCEGGS site 11 2.3 Barham House 15 2.4 The Chapel Building 21 2.5 Old Gymnasium 25 2.6 Wilkinson House (Gwydir Flats) 27 2.7 Science, Library and Auditorium Buildings 30 3 Heritage Significance 34 3.1 Introduction 34 3.2 Summary Statement of Significance for SCEGGS Darlinghurst 34 3.3 Significance of individual items within the School site 35 3.4 Significance of neighbouring heritage items 39 4 Description of the Proposal 41 4.1 Project Background 41 4.2 SCEGGS Masterplan Requirements 41 4.3 Stage 1 Wilkinson House Redevelopment 42 4.4 New Administration Building / Barham restoration / Revitalised school entry 42 4.5 New Multi-Purpose Building 42 5 Assessment of Heritage Impact 43 5.1 Introduction 43 5.2 Assessment of Heritage Impact 43 5.3 Sydney Council Local Environmental Plan 2012 47 5.4 SCEGGS Darlinghurst Heritage Assessment, 1999 49 5.5 Potential impacts on Conservation Area and neighbouring heritage items: settings and views 51 5.6 Summary assessment of heritage impacts 57 6 Heritage Development Guidelines 58 6.1 Introduction 58 6.2 Barham 59 6.3 The Chapel Building 61 6.4 Wilkinson House 63 6.5 Potential impact on neighbouring heritage buildings: setting and views 64 6.6 Heritage Interpretation and Archival Recording 65 7 Conclusions 66 Tanner Kibble Denton Architects January 2019 Issue B 1 SCEGGS Darlinghurst — Masterplan • Statement of Heritage Impact Document / Status Register Issue Date Purpose Written Approved P1 28 Sept 2018 Draft for review SJZ GP P2 19 Oct 2018 Draft for review SJZ GP A 23 Nov 2018 Final issue SJZ GP B 21 Jan 2019 Amended final issue SJZ GP 180104 SCEGGS Darlinghurst Masterplan HIS.docx Tanner Kibble Denton Architects January 2019 Issue B 2 SCEGGS Darlinghurst — Masterplan • Statement of Heritage Impact 1 INTRODUCTION 1.1 Background and Purpose of the Report This Heritage Impact Statement has been prepared to accompany a State Significant Development Application for the proposed masterplan and redevelopment of the Sydney Church of England Girls’ Grammar School, Darlinghurst (SCEGGS) site at 215 Forbes Street, Darlinghurst. The State Significant Development is for: – a Masterplan Concept Development Application for building envelopes, building locations and land uses across the campus, to guide development over the next 20 years, and; – a Stage 1 Detailed Design Proposal for the first stage of works, comprising the replacement of Wilkinson House with a new building. The proposed masterplan provides a long term vision for the staged development of the school site including new buildings which accommodate contemporary learning spaces and other associated school functions. The proposed masterplan includes the conservation and refurbishment of existing buildings on the school site and the Proposed demolition of the Barham additions (1907-1922), Chapel Building additions (1909-1926), Old Gymnasium (1925), Wilkinson House (1926) and the Science and Library Buildings (1967/1970); Proposed reconstruction of Barham; Connections from the new multi-purpose buildings to Barham and Chapel Building; New Wilkinson House Building This Statement has been prepared to assess the impact of the proposal on the cultural significance of the site and buildings for both the Masterplan Concept and the Stage 1 Detailed Design. The report addresses the relevant requirements of the Secretary’s’ Environmental Assessment Requirements (SEARs) provided by the Department of Planning and Environment. The report has been prepared on behalf of SCEGGS Darlinghurst, the applicant. 1.2 Methodology and Terminology This report follows the general guidelines for Statements of Heritage Impact, set out in the NSW Heritage Manual, Heritage Office and Department of Urban Affairs and Planning (1996), included in the NSW Heritage Manual. This report also follows the methodology and terminology described in The Conservation Plan, Sydney, National Trust of Australia (NSW), 7th edition 2013 by Dr J. S. Kerr and in the Australia ICOMOS Burra Charter, 1999. 1.3 Author Identification This document was prepared by Sarah-Jane Zammit, Heritage Specialist and reviewed by George Phillips, Practice Director, both of Tanner Kibble Denton Architects. 1.4 Report Structure This report provides an outline historical overview of the development of the subject and environs at Section 2. Summary statements of heritage significance for each of these sites are included at Section 3. Tanner Kibble Denton Architects January 2019 Issue B 3 SCEGGS Darlinghurst — Masterplan • Statement of Heritage Impact Section 4 provides a description of the proposal, comprising the building envelopes for the Masterplan and the design of the new building proposed to replace Wilkinson House. The assessment of heritage impact of the proposal is discussed at Section 5. The proposal is assessed for potential impacts against relevant planning and heritage controls, the heritage values of subject, neighbouring heritage items and conservation management plan policies. Heritage guidelines to assist in the future detailed design of each of the buildings are provided at Section 6, to minimise or mitigate potential heritage impacts. 1.5 Secretary’s Environmental Assessment Requirements The NSW Department of Planning and Environment has provided Secretary’s Environmental Assessment Requirements (SEARs) to the applicant for the preparation of an Environmental Impact Statement for the proposed development (issued 12 January 2018). The assessment requirements which relate specifically to heritage are as follows: CONCEPT PROPOSAL 11. Heritage The EIS should identify any listed or potential heritage items within the redevelopment area. If any listed or potential heritage items, including archaeological resources, are likely to be affected. A Heritage Impact Statement (HIS) must be prepared in accordance with the guidelines in the NSW Heritage Manual that addresses the significance of, and provides an assessment of the proposal’s impact on the heritage significance of items on, and in the vicinity of the development site and includes strategies to avoid and mitigate any adverse impacts. The HIS must include a view impact assessment along with photomontages of the site, and should address the projects, compliance with policies of the relevant Conservation Management Plan for the site. The HIS should identify if there are any areas with historical archaeological potential within the proposed project area that could be impacted by the works. STAGE ONE 7. Heritage A Heritage Impact Statement (HIS) must be prepared in accordance with the guidelines in the NSW Heritage Manual that addresses the significance of, and provides an assessment of the proposal’s impact on the heritage significance of heritage items on, and in the vicinity of the development site and includes strategies to avoid and mitigate any adverse impacts. Prepare an options analysis considering alternative options for the demolition of Wilkinson House. This Statement addresses the requirements relating to both the Concept Masterplan and the Stage 1 proposal for the new building proposed to replace Wilkinson House. The options analysis for the demolition of Wilkinson House is the subject of a separate report. Tanner Kibble Denton Architects January 2019 Issue B 4 SCEGGS Darlinghurst — Masterplan • Statement of Heritage Impact 1.6 Site Description SCEGGS Darlinghurst is located east of the Sydney CBD in the inner-city suburb of Darlinghurst, in a predominately residential area, largely comprising Victorian terrace houses and interwar apartments. The school is bound by St Peter’s Lane to the north, Forbes Street to the east and Bourke Street to the west. The campus is intersected by St Peters Street, which is used by the school as a thoroughfare during school hours to access the Diana Bowman Performing Arts Centre and the School’s Great Hall (formerly St Peter’s Church). SCEGGS is comprised of a Secondary and Primary School, with the Secondary School accessed from Forbes Street. There are two entrances on Forbes Street – the Green Gate which is the formal School entrance and the Jacaranda Gate, located further north between Barham and the Centenary Sports Hall. There is a secondary entrance