departement mobiliteit en openbare werken maritieme toegang amoras antwerp mechanical dewatering,...
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
AMORASAMORAS
Antwerp Mechanical Dewatering,
Recycling and Application of Sediment
Ir Joris DockxCEDA dredging days2 October 2008
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
Overview presentation AMORASOverview presentation AMORAS
1. History2. Process 3. Naming 4. Partners
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
Dredging needsDredging needs
- Yearly sedimentation– Major lock complexes 80%;– Sewagesystem;– spill during loading and discharge
activities.- Sedimentation by shiptraffic
“Best guess” 500.000 TDM/year
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
Terrestrial
Underwatercel
Sediment
Containment site
Aquatic
TodayHistoryHistory
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
Terrestrial
Underwatercel
?
Sediment
Containment site
Aquatic
Future
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
Terrestrial
Underwatercel
Sandseperation and
Mechanical dewatering
Sediment
Containment site
Re-use
Aquatic
Today
Future
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
History prospectionHistory prospection1980
1985
1990
1995
2000
•Lagoonfields Waaslandharbour (1989)
•Mech. dewatering beltfilterpress (1996)
2005
•Underwatercel Delwaidedock (2003)
•Building of AMORAS (2008)2010
•Mech. dewatering chamberfilterpress pilottest (2000)
•Underwatercel Churchilldock (2007)
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
State of affairsState of affairsPast actions:– Prospection of dewatering technologies (1999)– Pilot test mechanical dewatering with chamberfilterpress (2000)– Comparison lagooning versus mechanical dewatering (2001)– Location study (2001) – Strategic Plan Right Bank (2002)– Pre design AMORAS (start of engineering sep. 2003)– Environmental impact study (2005)– Selection of candidates (2006-2007) – Building and environmental licence (2006-2007) – Invitation for tenders (2007)Future actions– Building AMORAS (2009 – 2010)– Exploitation AMORAS (begin 2011 for a period of 15 years)– Re-use filtercakes AMORAS asap.
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
LocationLocation
10 km
AMORAS
Conference
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
Dewatering area Dewatering area 20 ha20 ha
Disposal area 30 ha
Sandseperation areaSandseperation area
Piping 3.6 kmPiping 3.6 km
Underwatercel Underwatercel
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
Sand storage
Cake disposal
Discharge
Thickening
basins
Water treatment
Sand separation Dewatering
Coarse refuse
Se
dim
ents
Underwatercel
Disposal Site
DewateringDredging Discharge Pipes
Sand Seperation
Acceptance Area
Sand storage
Cake disposal
Discharge
Thickening
basins
Water treatment
Sand separation Dewatering
Coarse refuse
Se
dim
ents
Underwatercel
Disposal Site
DewateringDredging Discharge Pipes
Sand Seperation
Acceptance Area
Treatement procesTreatement proces
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
Process related reuseProcess related reuse
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
First adventure of Suske and WiskeFirst adventure of Suske and Wiske
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Departement Mobiliteit en Openbare WerkenMaritieme Toegang
PartnersPartners
Building administration: Flemisch Government Administration, Department of Mobility
and Public Works, Maritime Access.
Stake holder: Port of Antwerp
Contractor:
THV Jan De Nul - Dredging International (DEME), Envisan and DEC
Engineeringbureau: TV MWH – Seghers Keppel
Safety coördination: Coor nv
Environmental Consulting: Bova M.C. nv