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Dredging Equipment New Approach to Deep Sea Dredging Mark Winkelman KIVI, 8 september 2011

KIVI2011 DDE RoRo Deep Dredge 20110919 for PDF Slides

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Dredging Equipment

New Appraoch to Deep Sea Dredging

RECENT IMPRESSIVE DREDGING PROJECTS

KIVI, Delft, 2011

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Dredging Equipment

New Approach of Deep Sea Dredging

SIZE INCREASE HOPPER DREDGES

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

PRINCIPLE HOPPER COMPONENTS

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

DEVELOPMENT OF HOPPER LOADING CAPACITY

Koert (IHC), 1995

2010KIVI, Delft, 2011

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Dredging Equipment

New Approach of Deep Sea Dredging

COST REDUCTION BY UPSCALING

Verbeek (IHC), 1995KIVI, Delft, 2011

$$$

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Dredging Equipment

New Approach of Deep Sea Dredging

HIGH INVESTMENT COSTS FOR NEW EQUIPMENT

I don’t haveenough money

to buy that!

But, uncle Donald, we should be smartand use clever solutions to do the

same job with less investment.

OMAE 2011, Rotterdam

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Dredging Equipment

New Approach to Deep Sea Dredging

RECENT INDEPENDENT DEVELOPMENTS

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

INSERT BRILLIANCE

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

REVOLUTIONARY DREDGING CONCEPT

Roll on

Roll of

Dredge hose 

And ease ofinstallation

KIVI, Delft, 2011

Showcase Ø600 hose

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Dredging Equipment

New Approach of Deep Sea Dredging

NEW MARKET OPPORTUNITY AND ENGINEERING CHALLENGE

KIVI, Delft, 2011

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Dredging Equipment

New Approach of Deep Sea Dredging

NEW MARKET OPPORTUNITY AND ENGINEERING CHALLENGE

OK, boys, that looks like a clever solution.Customers will have less investment,lower costs and new market opportunities..

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

RORO DEEP DREDGE DEVELOPMENT COOPERATION

Overall development & project management, DAMEN DREDGING EQUIPMENT

Development subsea dredging hose, TRELLEBORG VELP B.V.

Research transport of sediment in infinite loop / reel, TU-DELFT

Numerical modellin /simulations of s stems IMOTEC 

Feasibility model tests for a flexible pipe deep water dredging system, MARIN

Offloading tests, barge alongside dredger, MARIN

KIVI, Delft, 2011

DAMEN DREDGING EQUIPMENT

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Dredging Equipment

New Approach to Deep Sea Dredging

DAMEN DREDGING EQUIPMENT PRODUCT RANGE

KIVI, Delft, 2011DAMEN DREDGING EQUIPMENT

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Dredging Equipment

New Approach to Deep Sea Dredging

TRELLEBORG VELP PRODUCT RANGE

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

BASIC RESEARCH AND DEVELOPMENT PACKAGES

Does it work?

Barge loading

& operations

Dredging & hose vibrations

Mixture flow on reel

WEDA 2011CEDA 2011

OMAE 2011

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

Topics to be investigated in a drum flow

Engineering parameters Flow behaviour

 

RESEARCH TARGETS DRUM FLOW

 

Resistance calculation

Power requirements

Calamity mitigation

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

MECHANICAL PROPERTIES TEST TRELLEBORG

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

DESIGN PARAMETERS FOR CSE STUDY

D = Ø9.0m

L = 8.0m

d = Ø0.6m

Ltot = 225m

Scale 1:3d = Ø0.2m

D = Ø3.0m

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

APPROACH IN CALCULATING RESISTANCE IN LOOPS

360°= 4 x 90°

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

GEOMETRIC PARAMETERS OF A BEND

d=0.2mr/d=7.5

L=2.35m

r=1.5m

L/d=11.8d

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

EQUIVALENT LENGTH DERIVATION OF A BEND

r/d=7.5

L/d=11.8d (straight)

L/d=17.0d (90°bend)

44% increase in resistance

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

RESISTANCE CHANGE DUE TO ROLLING UP OF HOSE

+44%

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

WILSON DIAGRAM

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

STRATIFIED MIXTURE FLOW IN A STRAIGHT PIPE

Increase of resistance due to:-Settling of the particles-Wall – particle interaction

Influence of gravity

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

CENTRIFUGAL FORCES ACTING ON MIXTURE ON A DRUM

gv = 5 m/sr = 1.5 m

v

v

acentrifugal

ω = v/r

ω = 3.33 rad/s

acentrifugal = rω2

acentrifugal = 16.7 m/s2

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

INFLUENCE OF GRAVITY ON WILSON DIAGRAM

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

INFLUENCE OF GRAVITY ON WILSON DIAGRAM

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

REMIXING OF STRATIFIED MIXTURE IN A 90°BEND

Cartigny, 2007

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

PRESSURE ‘DROP’ IN A 90°BEND

Cartigny, 2007

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

OVERVIEW TU DELFT TEST FACILITY

ppp

pp

DamenBP1515

Scale model 3:1of the hose reel

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

VIEW TU DELFT TEST FACILITY

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

PRESSURE ‘DROP’ IN LOOP ON DRUM

Effects ofCartigny werea so measure n

‘repetitive bends’or ‘loops on adrum’.

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

COMBINED EFFECTS ON RESISTANCE

Combined effects on resistance:Increased base resistance due to geometryIncreased resistance from higher ‘gravity‘Reduction of critical velocity due to remixing in loops

KIVI, Delft, 2011

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Dredging Equipment

New Approach to Deep Sea Dredging

CRITICAL SITUATION

Blob of even

higher mixturedensity

Mixture in loopson drum alreadyunder criticalconditions

KIVI, Delft, 2011

N A h D S D d i

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Dredging Equipment

New Approach to Deep Sea Dredging

SETTLED SAND IN LOWER HALF OF LOOPS

Rotate half a turnKIVI, Delft, 2011

N A h t D S D d i

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Dredging Equipment

New Approach to Deep Sea Dredging

ROTATION OF DRUM

Rotate half a turnKIVI, Delft, 2011

N A h t D S D d i

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Dredging Equipment

New Approach to Deep Sea Dredging

RESUSPENSION OF SEDIMENT

Sediment comes in suspension againKIVI, Delft, 2011

New Approach to Deep Sea Dredging

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Dredging Equipment

New Approach to Deep Sea Dredging

CONTINUE DREDGING

Continue dredgingKIVI, Delft, 2011

New Approach to Deep Sea Dredging

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Dredging Equipment

New Approach to Deep Sea Dredging

USES OF THE PICK-UP UNIT

Spooling ofdredge hoseon the drum

Takes up thedrag forcesfrom the hose

Enableschanging ofthe hoses atsea

KIVI, Delft, 2011

New Approach to Deep Sea Dredging

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Dredging Equipment

New Approach to Deep Sea Dredging

Conclusion of the hose reel tests

Influence of increased gravity is limited

 

RESULTS FROM THE HOSE REEL TESTS

 

Further research on the Cartigny effect

Blocked hose on reel is easily solved Provisions needed for handling at sea

Reel strong enough for recovery

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

New Approach of Deep Sea Dredging

BASIC RESEARCH AND DEVELOPMENT PACKAGES

Does it work?

Barge loading& operations

Suspension & tracking

Mixture flow on reel

WEDA 2011

CEDA 2011

OMAE 2011

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

New Approach of Deep Sea Dredging

REVOLUTIONARY DREDGING CONCEPT

Roll on

Roll of

Dredge hose 

KIVI, Delft, 2011

200m

New Approach of Deep Sea Dredging

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Dredging Equipment

New Approach of Deep Sea Dredging

CONTROL BY WIRE SUSPENSION

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

New Approach of Deep Sea Dredging

MARIN TEST FACILITY

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

New Approach of Deep Sea Dredging

SCALE MODEL OF THE PLATFORM SUPPLY VESSEL

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

New Approach of Deep Sea Dredging

DETAIL OF THE HOSE ATTACHMENT FORCE GAUGE

KIVI, Delft, 2011

New Approach to Deep Sea Dredging

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Dredging Equipment

New Approach to Deep Sea Dredging

SCALE MODEL OF SUBMERGED DREDGE UNIT

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

New Approach of Deep Sea Dredging

Topics addressed in these tests

VIV Analysis dredge hose Hose and line, motions and forces

 

WORK PACKAGE OBJECTIVES

 

Modeling of test results for engineering

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

pp p g g

VIV MECHANICS

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

pp p g g

MECHANICAL PROPERTIES TEST TRELLEBORG

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

pp p g g

SCALE MODEL OF DREDGE HOSE

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

pp p g g

VIV ARRAY INPUT

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging EquipmentVIV ARRAY RESULTS

0.5m0.4m

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging EquipmentVIV MEASUREMENTS

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging EquipmentSCALE MODEL OF UNDER WATER UNIT

KIVI, Delft, 2011

New Approach to Deep Sea Dredging

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Dredging EquipmentSEA STATES OF SELECTED DREDGING AREAS

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging EquipmentMEASURED LINE FORCES

KIVI, Delft, 2011

Pitch angle can be used as a control parameterfor the behaviour of the under water unit.

New Approach of Deep Sea Dredging

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Dredging EquipmentCOURSE KEEPING

?

KIVI, Delft, 2011

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New Approach of Deep Sea Dredging

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Dredging EquipmentaNySIM RESULTS COURSE KEEPING

KIVI, Delft, 2011

aNySIM: Vessel stationary, water moves

New Approach of Deep Sea Dredging

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Dredging EquipmentMODEL TEST SET UP IN SMB

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging EquipmentMODEL TEST RESULTS COURSE KEEPING

KIVI, Delft, 2011

SMB: Water stationary, vessel moves

New Approach of Deep Sea Dredging

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Dredging Equipment

DREDGE TRACK TESTS

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

FOLLOWED TRACK PATTERN

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

REDUCED ORDER ENGINEERING MODEL

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

REDUCED ORDER MODEL RESULTS

KIVI, Delft, 2011

Application of Reduced Order Modeling for Design of Interacting Maritime StructuresJan Holterman et al OMAE2011-49260Tuesday June, 21st: Session 6-2 Marine Vehicles and Structures - I

New Approach of Deep Sea Dredging

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Dredging Equipment

Conclusions suspension & tracking tests

VIV will occur, but is manageable Suspension forces are engineerable

 

TEST CONCLUSIONS

 

Course keeping is normal as for TSHD’s Track accuracy comes naturally

Engineering model is reliable

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

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Dredging Equipment

IMPROVED WIRE CONTROL AND SUSPENSION

KIVI, Delft, 2011

New Approach to Deep Sea Dredging

S C S C O C G S

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Dredging Equipment

BASIC RESEARCH AND DEVELOPMENT PACKAGES

Does it work?

Barge loading& operations

Dredging & hose vibrations

Mixture flow on reel

WEDA 2011

CEDA 2011

OMAE 2011

KIVI, Delft, 2011

New Approach to Deep Sea Dredging

DISCHARGING AND SIDE BY SIDE MANEUVRING TESTS

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Dredging Equipment

DISCHARGING AND SIDE BY SIDE MANEUVRING TESTS

CEDA 2011RotterdamNovember

KIVI, Delft, 2011

New Approach of Deep Sea Dredging

PRINCIPAL COMPONENTS OF THE RORO DEEP DREDGE SYSTEM

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Dredging Equipment

PRINCIPAL COMPONENTS OF THE RORO DEEP DREDGE SYSTEM

Hose reel

Swell compensator

Barge loading spreaders

Cable swivel

Control tableon the bridge

Pick-up unit

Gantries

Fenders

Submerged dredge unit

Dredge pump Jet pumpKIVI, Delft, 2011

Power boxesControl box

Sonar pingers

New Approach to Deep Sea Dredging

DEDICATED NEW PRODUCT

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Dredging Equipment

DEDICATED NEW PRODUCT

Subsealine ® 

KIVI, Delft, 2011

New Approach to Deep Sea Dredging

PROTOTYPE PRODUCTION TRELLEBORG

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Dredging Equipment

PROTOTYPE PRODUCTION TRELLEBORG

KIVI, Delft, 2011

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D d i E i t

New Approach to Deep Sea Dredging

ADVANTAGES

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Dredging Equipment ADVANTAGES

Dredging depth up to 200 mtr

Modulair dredging equipment, can be installed on several platforms

Well known system elements, minimal adaptation

 Segregation of dredging & transport cycle, resulting in less costs/m3

Continues cycle, no interuption in the dredging process, no sailing

time

Low investment costs (Platform, Barge & tugs for rental: no direct

investment costs)

Optimum use of invested capital

KIVI, Delft, 2011

Dredging Equipment

New Approach to Deep Sea Dredging

SELL THE IDEA

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Dredging Equipment SELL THE IDEA

KIVI, Delft, 2011

Dredging Equipment

New Approach of Deep Sea Dredging

COMPARE THESE PICTURES

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Dredging Equipment CO S C U S

Dredging

TrenchingLevelingGlory holes

SamplingKIVI, Delft, 2011

Dredging Equipment

New Approach of Deep Sea Dredging

AVAILABLE ANIMATION

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Dredging Equipment

www.damendredging.com

Or

Youtube: damendredgingcomhttp://www.youtube.com/watch?v=cG6DfjXNoeE

KIVI, Delft, 2011

Dredging Equipment

New Approach to Deep Sea Dredging

DAMEN RORO DEEP DREDGE SYSTEM COMBINATION

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Dredging Equipment

?

KIVI, Delft, 2011

?

Dredging Equipment

New Approach to Deep Sea Dredging

CONTACT

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Dredging Equipment

DAMEN DREDGING EQUIPMENTP.O. Box 10213860 BA NIJKERKThe Netherlands

Phone +31 (0) 33 247 40 40Fax +31 (0) 33 247 40 60E-mail [email protected] www.damendredging.com

YOUR JOB, OUR TOOLS

KIVI, Delft, 2011

Dredging Equipment

New Approach to Deep Sea Dredging

TITEL VAN DIA

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Dredging Equipment

KIVI, Delft, 2011