CFRAM STUDIES SOUTH DUBLIN COUNTY COUNCIL Mark Adamson

‘CFRAM’ STUDIES SOUTH DUBLIN COUNTY COUNCIL Mark Adamson 15 th November 2010

OVERVIEW • BACKGROUND • ‘CFRAM’ STUDIES • DODDER CFRAM STUDY • LIFFEY CFRAM STUDY

BACKGROUND • POLICY REVIEW REPORT: SEPT 2004 • KEY RECOMMENDATIONS – Roles and Responsibilities : OPW Lead Agency – Flood Risk Management, rather than Prevention – Flood Mapping and Plans • Comprehensive Flood Mapping Programme • Catchment-based Flood Risk Management Plans

BACKGROUND • EU ‘FLOODS’ DIRECTIVE (2007) – Transposition (SI No. 122 of 2010) – Preliminary flood risk assessment (Dec 2011) – Flood maps (Dec 2013) – Flood risk management plans (Dec 2015) • OTHER PROVISIONS – Co-ordination with WFD implementation – Public dissemination / engagement

‘CFRAM’ STUDIES • FLOOD RISK MGT PLANNING PROG. – Comprehensive, Catchment-Based Flood Risk Assessment and Management (CFRAM) Studies • OUTPUTS – Flood Maps – Catchment Flood Risk Management Plan • Prioritised set of actions and measures to address flood risk in areas of significant flood risk

‘CFRAM’ STUDIES • SCOPE OF WORK – Survey (channels, structures, defences, floodplains, assets at risk) – Data Collection – Hydrology – Hydraulics / Flood Mapping

‘CFRAM’ STUDIES • SCOPE OF WORK – Survey – Data Collection – Hydrology – Hydraulics / Flood Mapping – Risk Analysis

‘CFRAM’ STUDIES • SCOPE OF WORK – Survey – Data Collection – Hydrology – Hydraulics / Flood Mapping – Risk Analysis – Flood Risk Management Options – SEA / Appropriate (Habitats) Assessment – Flood Risk Management Plan

LEE ‘CFRAM’ STUDY • WWW. LEECFRAMS. IE • FLOOD MAPS • FLOOD RISK MANAGEMENT PLAN

DODDER ‘CFRAM’ STUDY • PROGRAMME – Project Start-up: 2006 – Draft Flood Maps: 2008 – Development of Measures: 2009 -2010 – Public Information Days: June-July 2010 – Launch of Maps & FRMP: Jan 2011 – Public Consultation: Jan-April 2011 – Finalisation of Maps & FRMP: May 2011

DODDER ‘CFRAM’ STUDY • PROPOSED MEASURES – Limited Risk in SDCC Area • Wide Riparian Strips • High-Capacity, Engineered Channels – Whitechurch (St. Enda’s, Tara Hill) • 165 Properties at risk • Measures: – Increase Conveyance (Dredging) – Structural Defences – Removal of Weirs

LIFFEY ‘CFRAM’ STUDY • PROGRAMME – Preliminary Flood Risk Assessment: 2010 -11

Liffey Camac Ryewater Poddle

LIFFEY ‘CFRAM’ STUDY • PROGRAMME – Preliminary Flood Risk Assessment: 2010 -11 – ‘CFRAM’ Project Start-Up: Early 2011 – Flood Maps: 2012 -13 – Flood Risk Management Plan: 2014 -15 • MINOR WORKS – Ongoing Programme – Local Solutions for Local Problems

‘CFRAM’ STUDIES SOUTH DUBLIN COUNTY COUNCIL Mark Adamson 15 th November 2010