Imagine the result

Water management and flood protectionConnecting and protecting delta’s

Imagine the result

Piet Dircke, Program Director, GKN Water ARCADIS

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Contents• ARCADIS Global Knowledge Network Water

• Water Management and flood control in Europe• Netherlands • European Union• France

• Water management and flood control in the USA & Latin America• Brazil• New Orleans• California• Florida• New York

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NE EUR

USA

GKN water knowledge exchange

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Sea defences: Hondsbosche & Pettemer Zeewering, Zuiderdijk hoorn-Enkhuizen)

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River dikes and levees:National rivers levees emergency act

• “Almost-floods” of 1993/1995

• Evacuation of 250.000 people

• Most of the emergency levee reinforcement works

• Room for the river, Meuse River works

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Closure dams: Afsluitdijk

Plan Waterlely: Tidal energy, flood protection & ecosystem recovery

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5 year National levee safety inspection program

• Levees, dikes, dunes (category A and B) 2006 (2001)

• 1264 km meets the standard: 44 % (40 %)

• 680 km does not meet the standard: 24 % (19 %)

• 931 km ‘no judgement’ 32 % (41 %)

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Dutch Delta Commission II (2008): adapting to climate change

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Flood Control 2015: Integration of IT technology

• Towards a smart flood control organization

• Improve quality of decision making during emergencies

• Fast & real time prediction of calculated risks

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Innovation in materials design: BASF elastocoast, wave & overtopping resistant

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Storm surge barriers• Design & construction

• Risk management

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Estuaries & coastal restorationScheldt Estuary: Netherlands and Belgium

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• European Union: Exchange of Experiences and Comparative Analysis for ICZMContractor: ARCADIS Sub-contractor: Coastal & Marine Union (EUCC)

Jan 2009 – Dec 2011

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Canal Seine Nord Europe• 2005 by VNF (Voie Navegable France):

• Design of lock levelling system, including water saving basins for 7 locks

• Nautical design of outer harbours

• Design mooring system, wave damping

• Design of civil engineering works of the locks (structural and geotechnical)

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Brazil: Ports of Itajaí & Navegantes• Estimation of additional sedimentation as a

result of the executed dredging works

• Nautical study, Three dimensional hydraulic flow computations

• Vertical ship motion computations & ship manoeuvring simulations

• Evaluation of the future layout

• Determination of the limiting conditions

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HPO system New Orleans

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GIWW Sector Gate

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IHNC storm surge barrier

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New Orleans a wake up call:USA Delta’s with opportunities for GKN Water

Louisiana Florida Everglades

California

Bay-Delta

New York City

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California: San Francisco Bay & Delta

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Florida: SFWMD CERP Comprehensive Everglades Restoration Plan

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New York: Verrazano Barrier Conceptual design

Closed

Open

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Verrazano Narrows Barrier Artist impression