Portland energy recovery facility Design and access statement September 2020 2 6 2 7 0 1 b - T O R - X X - X X - R P - A - 0 0 0 3 Rev - Portland ERF Design and access statement 2 2 © Terence O’Rourke Ltd 2020. All rights reserved. No part of this document may be reproduced in any form or stored in a retrieval system without the prior written consent of the copyright holder. All figures (unless otherwise stated) © Terence O’Rourke Ltd 2020. Based upon the 2020 Ordnance Survey Mastermap vector data with the permission of the Ordnance Survey on behalf of Her Majesty’s Stationery Office, © Crown copy- right. Terence O’Rourke Ltd. Licence No. 100019980. Aerial imagery © Getmapping plc Portland ERF Design and access statement Contents Structure and content of the application Introduction Executive summary 11 The site and context 10 5 The final proposals 82 1.1 Site location 12 5.1 Massing principles 84 1.2 The site 14 5.2 Site layout 86 1.3 Visibility and sensitivities 16 5.3 Office building layout 88 1.4 Designations 18 5.4 Plant building layout 90 1.5 History and heritage 20 5.5 Concept elevational treatment 93 1.6 Planning history 24 5.6 Materials selection 94 1.7 Considerations and opportunities 26 5.7 Final proposals in context 97 22 Energy recovery facility 28 Access & movement, parking, deliveries and 6 100 2.1 The process & technical relationships 30 waste collection 2.2 Positioning the ERF plant on site 32 6.1 Deliveries and collections 102 6.2 Car access and parking 104 33 Design development - massing & layout 34 3 6.3 Pedestrian and cycles 105 3.1 Public consultation 36 6.4 Entrances 106 3.2 Design approach review - landmark or recessive 38 6.5 Waste collection 108 3.3 Geological and geometrical inspiration 40 3.4 Site layout and developments 42 7 Landscape design 110 3.5 Proposed site layout and massing 44 7.1 Landscape proposals 112 3.6 Proposed massing in context 46 8 Technical considerations 116 44 Building envelope - facade development 48 8.1 inclusive design 118 4.1 Introduction 50 8.2 Safety, security and designing out crime 120 4.2 Material composition 52 8.3 Structure 121 4.3 Material detailing - horizontal banding 55 8.4 Lighting 122 4.4 Facade development - louvred plinth 64 8.5 Fire strategy 123 4.5 ‘Green’ wall - option 1 green cladding 66 8.6 Flood risk 124 4.6 ‘Green’ wall - option 2 living wall 68 9 Summary and Conclusions 126 4.7 ‘Green’ wall - option 3 PPC angled blades 70 9.1 Design and access statement summary and conclusion 128 4.8 ‘Green’ wall - option 4 printed facade 72 1010 130 4.9 ‘Green’ wall - Options in context 74 Appendix A: Planning application drawings 4.10 Roof 76 4.11 Photovoltaic roof 78 4.12 Stack colouring 80 Portland ERF Design and access statement Structure and content of the application The role of the design and access statement (DAS) is to explain how the design proposals for the site at Balaclava Bay have evolved and have been informed by a thorough understanding of the site’s context, constraints and opportunities. The DAS will describe and justify the proposed Energy Recovery Facility and its key attributes, and explain how this has informed the design that has been submitted as part of this detailed planning application. STRUCTURE AND CONTENT This document is compliant with the provisions of • Chapter 1 – The Site and Context OF THE APPLICATION Part 3 Article 9 of the Town and Country Planning • Chapter 2 – Energy Recovery Facility (Development Management Procedure) (England) • Chapter 3 – Design Development - Order 2015. The application seeks approval for the detailed layout Massing & Layout and external appearance of the proposed new Energy • The DAS explains the design principles and concepts Chapter 4 - Building Envelope - 4 4 Recovery Facility. In particular this includes: that have been applied to the proposed development Facade Development on land adjacent to Balaclava Bay. It demonstrates the • Chapter 5 – The Final Proposals • 9,055 sqm GEA Energy Recovery Facility, with fuel steps taken to understand the local context and how • Chapter 6 – Access & Movement, Parking, store the design of the development takes this into account. Deliveries and Waste Collections • 810sqm GIFA Administration office and welfare It is divided into the following chapters: • Chapter 7 – Landscape Design facilities (included within the 9,055sqm GEA above) • Chapter 8 – Technical Considerations • Reception gatehouse and weighbridge • Chapter 9 – Summary & Conclusions • On-site substation, silos and LPG fuel store • Appendix A – Planning Application Drawings • Access from Castletown and Main/Incline Road • Hard landscaping to form new access routes, circulation areas, service yards and car parking • Soft landscaping areas • Cabling and onshore power supply to shipping berths within the Port • Connection route to existing off-site electrical sub- station STRUCTURE OF THE DAS The DAS has been prepared having regard to the Government publication Guidance on Information Requirements and Validation (2010) and guidance published by the Commission for Architecture and the Built Environment (CABE). • Portland ERF Design and access statement 5 5 Portland ERF Design and access statement Introduction Powerfuel Portland is a local company with an office in Dorset, whose Directors have extensive experience of delivering large-scale renewable energy facilities. The proposed Energy Recovery Facility (ERF) will have a nominal capacity to process around 183,000 tonnes per annum, but with a maximum treatment capacity of 202,000 tonnes per annum, of Refuse Derived Fuel (RDF). BENEFITS OF POWERFUEL PORTLAND • Play an important part in delivering sufficient • Reduce carbon emissions compared to current • Result in around £100m of capital investment in residual waste management capacity in Dorset to practices and pledge to always operate as a net- the construction of the Portland ERF, creating The ERF is scaled for Dorset and will deliver the meet the existing and future shortfall. zero carbon asset in operation (the plant will always significant economic benefits in terms of work following benefits: • Use residual waste to generate around 15.2 MW of either (a) actually reduce GHG emissions against for local business, job creation (over 300 during low carbon energy for export, making this one of baseline (in which periods a £100,000 sum will construction and 30-35 during operation as • Deliver a more sustainable form of waste the biggest baseload generators in the county. This be invested in additional good carbon reducing well as around 60 further indirect jobs some of management, reducing landfill and managing waste improves Dorset’s security of supply and supports projects, or (b) have elevated emissions against which would benefit Weymouth and Portland and further up the waste hierarchy (without impacting local and national decarbonisation targets. baseline in which periods it will deliver off-site wider Dorset), and training, apprenticeships and negatively on Dorset’s admirable recycling rates). carbon reductions to achieve carbon neutrality). education opportunities. • The ERF’s “Combined Heat and Power” This, together with efficient use of waste to • Enable Dorset to manage more of its residual functionality will (i) provide electricity to the local • Shore power supports local tourism by facilitating generate low carbon energy, will contribute towards waste in the county reducing the existing reliance power network; (ii) supply a shore power facility the retention and growth of the growing cruise meeting the UK’s net-zero target by 2050 and upon the export of waste to other facilities in at Portland Port enabling shipping to turn off their liner sector and so will assist Portland’s future climate emergencies declared by Portland, Dorset 6 6 neighbouring waste authority areas, or outside of diesel engines when in port (resulting in reductions economic growth. All of these would benefit local and the UK. the UK, and in doing so Dorset’s residual waste in greenhouse gases and other emissions), (iii) communities and help to raise living standards and management system will become better aligned provide the ability to supply heat, via a local heat • Will make productive use of brownfield, previously help address existing pockets of deprivation with the self-sufficiency and proximity principles. network, to local heat customers. developed industrial land, located within an operational port and which has an extant planning permission for an energy plant. Portland ERF Design and access statement PROFESSIONAL TEAM • We are responsive and flexible to local policy and LANDSCAPE ARCHITECTS: TERENCE The following professional consultants have also been guidance O’ROURKE appointed: • We bring local understanding and support Terence O’Rourke has considerable understanding • Energy consultants: ARUP ARCHITECTS: TERENCE O’ROURKE • We apply the appropriate strategy for project and expertise in the design and construction of promotion • Acoustics and noise: ARUP landscape schemes in a diverse range of fields Terence O’Rourke is known for transforming places • • We ensure best fit, to meet client objectives and Air quality: Fichtner and believes every project deserves a local response including residential and mixed-use development, local needs. • Archaeology and heritage: Terence O’Rourke to the context, community and opportunities. The leisure and recreation, education, and corporate practice’s residential work reflects a view of design as headquarters. These have included some of the • Drainage and flood risk: AWP a process embracing the following principles: Terence O’Rourke has worked on a number of award- UK’s most successful projects, such as the McLaren • Ecology: CGO, LCES & Terence O’Rourke winning masterplans and bespoke architectural Technology and Production Centre in Woking, Jaguar • Lighting engineering: ARUP building projects of varying scale and complexity. Land Rover in Coventry and the University of Exeter • Mechanical and electrical engineering: ARUP • We create inspiring, sustainable places in which to Key projects include the Farnborough International campus.