Project Appraisal Report CDC/11.01 SOS005C/009A/30CA Chichester
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Form FCERM 2: Flood risk management scheme − application for grant funding Project appraisal report Authority scheme reference CDC/11.01 National project number SOS005C/009A/30CA Authority applying for a grant Chichester District Council Scheme name Selsey, Bracklesham and East Wittering Beach Management Plan. 2016-2021 1. Shingle Losses around Selsey Bill between 2003 and 2. Shingle losses at East Wittering between 2004 and 2014 (Channel Coastal Observatory, 2014) 2014 (Channel Coastal Observatory, 2014) 4. Breastwork failure at East Wittering as a result of 3. Overtopping at Selsey East Beach 14th December 2012 undermining due to low beach levels 6th January 2014 FCERM 2 Version 1, January 2016 page 1 Form FCERM 2: Flood risk management scheme − application for grant funding Project appraisal report for Selsey, Bracklesham and East Wittering Beach Management Plan 2016- 2021 Version Status Signed off by Date signed Date issued 01 Draft FCERM 2 Version 1, January 2016 page 2 Form FCERM 2: Flood risk management scheme − application for grant funding 1 Contents 1 Executive Summary ...................................................................................................................................5 1.1 Introduction and Background..............................................................................................................5 1.2 Problem...............................................................................................................................................6 1.3 Options Considered ............................................................................................................................6 1.4 Preferred Option .................................................................................................................................6 1.5 Recommendation..............................................................................................................................10 1.6 Briefing Paper ...................................................................................................................................10 1.7 Key Plans..........................................................................................................................................12 2 Introduction and background .................................................................................................................18 2.1 Purpose of this Report ......................................................................................................................18 2.2 Background.......................................................................................................................................18 2.3 Current Approach to Flood & Erosion Risk Management.................................................................23 3 Problem definition and objectives..........................................................................................................24 3.1 Outline of the problem.......................................................................................................................24 3.2 Consequence of Doing Nothing........................................................................................................24 3.3 Strategic Issues ................................................................................................................................26 3.4 Key Constraints.................................................................................................................................26 3.5 Objectives .........................................................................................................................................26 4 Options for Managing Flood and Erosion Risks...................................................................................28 4.1 Potential FCERM Measures .............................................................................................................28 4.2 Lond List of Options..........................................................................................................................28 4.3 Options rejected at the preliminary stage .........................................................................................28 4.4 Options Shortlisted for Appraisal ......................................................................................................28 5 Options Appraisal and Comparison.......................................................................................................29 5.1 Technical Issues ...............................................................................................................................29 5.2 Environmental Assessment ..............................................................................................................29 5.3 Social and Community Impacts ........................................................................................................30 5.4 Option Costs .....................................................................................................................................30 6 Selection and details of the prefered option .........................................................................................32 6.2 Sensitivity Testing .............................................................................................................................32 6.3 Details of the Preferred Option .........................................................................................................32 7 Implementation.........................................................................................................................................35 7.1 Project Planning................................................................................................................................35 7.2 Delivery Risks ...................................................................................................................................35 7.3 Please read through this form and the guidance notes that came with it. Please write clearly in the answer spaces............................................................................................................................37 7.4 only ...................................................................................................................................................40 FCERM 2 Version 1, January 2016 page 3 Form FCERM 2: Flood risk management scheme − application for grant funding Approval History sheet 1 Review Project title Selsey, Bracklesham and East Wittering Beach Management Plan yrs. 2016-2021 Authority project code Date of PAR January 2016 Lead authority Chichester District Council Consultant Royal Haskoning DHV Version number 01 Job title Name Signature Date Senior Engineer David Lowsley ‘I have reviewed this document and confirm that this project meets our quality assurance requirements, all of the required environmental obligations and Defra investment appraisal conditions. I confirm that all internal approvals, including member approval, have been completed for this project and recommend we apply to the Environment Agency for a capital grant of £ 1,250,000 Authority Project Executive Alison Stevens ‘I have reviewed this document and confirm that it meets the current PAR guidelines for local authority and Internal Drainage Board applications.’ PAR reviewer ‘I confirm that I have consulted with the Director of Business Finance and that we are ready to send the project for assurance.’ Area Flood Risk Manager NPAS Assurance Projects <£10m Large project review group (LPRG) Projects (Tick the appropriate box) >£10m Recommended for approval Date Version number (Lead Assurer or NPAB Chair) Capital grant of £ 2 Project approval Financial Scheme of Delegation (FSoD approval): Limit Approval Over £20m Chief Executive in consultation with Executive Director of Operations and Director of Business Finance Up to £20m Executive Director of Operations and Director of Business Finance Up to £10m Director of Operations and Director of Business Finance Up to £1m Area Manager and Director of Business Finance Up to £100k of combined FCERM GiA and Local Levy expenditure (and with a total Area FCRM Manager even if the project value is greater than £100k project value below £1m) (but less than £1m) including contributions from other parties Name Date Name Date Name Date 3 Defra approval Date sent to Defra (or write N/A) Version number (if different) Date approved by Defra (or write N/A) Comments FCERM 2 Version 1, January 2016 page 4 Form FCERM 2: Flood risk management scheme − application for grant funding 1 Executive Summary 1.1 Introduction and Background 1.1.1 This application seeks FDGiA to continue the successful work that has been carried out over the past 5 years under the first tranche (2011-2016) of the Selsey, Bracklesham and East Witteering BMP and this project should be viewed as a second tranche of work required to maintain the momentum of improving beach conditions in the longer term. As with the first tranche, this project covers the open coastal frontages of Selsey and Bracklesham / East Wittering, but for the period 2016-2021. The plan excludes the low-lying Medmerry coastal frontage, which divides the two. These frontages are located on the coastline of the Manhood Peninsula, south of Chichester, between Pagham Harbour and Chichester Harbour, West Sussex (see Plan 1, Section 1.7). The Selsey coastal frontage is 5.1km long and Bracklesham