Proposed Café and Carriage Display, Gunnersbury Park
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Proposed Café and Carriage Display, Gunnersbury Park HERITAGE IMPACT ASSESSMENT January 2015 KATHARINE BARBER AND MIRIAM HOLLAND 15 Bermondsey Square, Tower Bridge Road, London SE1 3UN [email protected] www.purcelluk.com All rights in this work are reserved. No part of this work may be reproduced, stored or transmitted in any form or by any means (including DOCUMENT ISSUE without limitation by photocopying or placing on a website) without the prior permission in writing of Purcell except in accordance with ISSUE 1 (MARCH 2014) - EALING AND HOUNSLOW COUNCILS the provisions of the Copyright, Designs and Patents Act 1988. Applications for permission to reproduce any part of this work should be ISSUE 2 (JANUARY 2015) - EALING AND HOUNSLOW COUNCILS addressed to Purcell at [email protected]. Undertaking any unauthorised act in relation to this work may result in a civil claim for damages and/or criminal prosecution. 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Purcell® is the trading name of Purcell Miller Tritton LLP. © Purcell 2015 KB/tro/234320 CONTENTS 1 INTRODUCTION 5 4 IMPACT ASSESSMENT 37 1.1 Purpose of the Report 5 4.1 Summary of Proposals 37 1.2 Scope of the Study 5 4.2 Assessment Methodology 45 1.3 Existing Information 5 4.3 Impact Assessment 46 2 UNDERSTANDING 6 5 CONCLUSION 48 2.1 Planning Context and Legislative Framework 6 2.2 Site Location and Setting 8 2.3 Heritage Context 9 APPENDICES 2.4 Historic Development 13 2.5 Development Phases 17 APPENDIX A: BIBLIOGRAPHY 49 2.6 The Evolution of the Site by Development Phases 19 2.7 Views 24 3 SIGNIFICANCE 31 3.1 Assessing Significance 31 3.2 Statutory and Local Designations 32 3.3 Evidential Value 32 3.4 Historic Value 33 3.5 Aesthetic Value 34 3.6 Communal Value 35 3.7 Summary of Significance 36 3.8 Significance of Views 36 3 The overall layout of the Park in the present day is illustrated on the plan below POPE’S LANE ENTRANCE LIONEL ROAD EXISTING CAFÉ NORTH ENTRANCE TEMPLE SMALL LAKE MANSION LARGE MANSION ORANGERY STABLES Gunnersbury Park Boundary FORMER FARM BUILDINGS EXISTING CAFÉ AND TEMPLE PROPOSED SITE OF LAKE NEW CAFE POTOMAC LAKE The Park in the modern day Buildings Concentrated Planting With key features labelled for orientation WEST LODGE 4 Proposed Café and Carriage Display, Gunnersbury Park, Heritage Impact Assessment, January 2015 1.1 PURPOSE OF THE REPORT 1.2 SCOPE OF THE STUDY 1.3 EXISTING INFORMATION This Heritage Impact Assessment (HIA) The HIA covers the following areas in The report forms part of a suite of 1 has been commissioned by Ealing Borough order to provide a baseline assessment heritage documents prepared in support Council. It has been prepared to assess of the proposals: of Heritage Lottery Fund applications for INTRODUCTION the impact of a proposed new café and • Understanding: to establish what the Park as a whole (Parks for People) exhibition space on the heritage value of heritage assets are within the and the Large Mansion (Heritage Grant) Gunnersbury Park. The café is proposed to setting of the proposal site and the and associated Listed Building consents. replace an existing café structure at the same legislation that protects them These documents include a park wide site. The existing café is a low quality build in Conservation Management Plan which • Site Assessment: to give a a poor and degenerating state of repair. The along with supplementary research and description of the site and any park itself is designated as a Conservation analysis has informed the preparation of adjacent heritage assets. Area and a Registered Park and Garden, a this report. number of structures within the park and in • Historic Development: to establish the vicinity of the proposed café location are the key dates in the development afforded Listed Building status. of Gunnersbury Park and specifically the impacted area. • Significance: to assess the heritage value of impacted heritage assets and how they are important within their setting. • Impact Assessment: to analyse the effects the proposals will have on the significance of the heritage assets within the visual envelope of the site. 2.1 PLANNING CONTEXT AND Regional Planning policy Planning decisions LEGISLATIVE FRAMEWORK The London Plan (2011) Including Revised C Development should identify, value, Early Minor Alterations (October conserve, restore, re-use and incorporate 2 National planning policy framework 2013) heritage assets, where appropriate UNDERSTANDING The National Planning Policy Framework (NPPF; March 2012) is the overarching The London Plan is the overall strategic plan D Development affecting heritage assets planning policy document for England. Within for London, and it sets out a fully integrated and their settings should conserve their Section 12 – conserving and enhancing the economic, environmental, transport and social significance, by being sympathetic to their historic environment – are the government’s framework for the development of the capital form, scale, materials and architectural detail. policies for the protection of heritage to 2031. It forms part of the development assets. Paragraph 128 states: “In determining plan for Greater London. London boroughs’ E New development should make provision applications, local planning authorities should local plans need to be in general conformity for the protection of archaeological resources, require an applicant to describe the significance with the London Plan, and its policies guide landscapes and significant memorials. The of any heritage assets affected, including any decisions on planning applications by councils physical assets should, where possible, be contribution made to their setting. The level of and the Mayor. made available to the public on-site. Where detail should be proportionate to the assets’ the archaeological asset or memorial importance” it also states that the assessment THE LONDON PLAN 2011: cannot be preserved or managed on-site, should be “no more than is sufficient to Key Policies to be considered in the context provision must be made for the investigation, understand the potential impact of the proposal of the site include: understanding,recording, dissemination and on their significance” POLICY 7.8 HERITAGE ASSETS AND archiving of that asset. ARCHAEOLOGY The policies advise a holistic approach LDF preparation to planning and development, where all Strategic F Boroughs should, in LDF policies, seek significant elements that make up the historic A London’s heritage assets and historic to maintain and enhance the contribution environment are termed ‘heritage assets’. environment, including listed buildings, of built, landscaped and buried heritage These consist of designated assets (such as registered historic parks and gardens and to London’s environmental quality, cultural listed buildings or conservation areas) and other natural and historic landscapes, identity and economy as part of managing non-designated assets (such as locally listed conservation areas, World Heritage Sites, London’s ability to accommodate change and buildings or those features which are of registered battlefields, scheduled monuments, regeneration. heritage value). archaeological remains and memorials should be identified, so that the desirability of G Boroughs, in consultation with English The policies within the document emphasise sustaining and enhancing their significance and Heritage, Natural England and other the need for assessing the significance of of utilising their positive role in place shaping relevant statutory organisations, should heritage assets and their setting in order to can be taken into account. include appropriate policies in their LDFs fully understand the historic environment for identifying, protecting, enhancing and and inform suitable design proposals for B Development should incorporate measures improving access to the historic environment change to, or within, the locality of significant that identify, record, interpret, protect and heritage assets and their settings where buildings. The document also requires an and, where appropriate, present the site’s appropriate, and to archaeological assets, assessment of the impact of development archaeology. memorials and historic and natural landscape proposals affecting heritage assets. character within their area. POLICY 7.9 HERITAGE-LED London plan 2011 (revised early minor identify potential modifications to reduce borough’s Local Plan will soon be superceded REGENERATION alterations Oct 2013) carbon emissions and secure sustainable by the new Local Plan which is currently Amend and split paragraph 7.31 supporting development. In doing this a balanced being prepared. Strategic Policy 7.8 HERITAGE ASSETS AND approach should be taken, weighing the A Regeneration schemes should identify and ARCHAEOLOGY extent of the mitigation of climate change Guidance documentation make use of heritage assets and reinforce the 7.31 Crucial to the preservation of this involved against potential harm to the English Heritage produces guidance qualities that make them significant