Multibeam Surveys along the Container Terminal in Bremerhaven

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Presentation of Thomas Döscher on multibeam surveys in the harbour of Bremerhaven (Germany)

Transcript of Multibeam Surveys along the Container Terminal in Bremerhaven

HSB WORKSHOP

Multibeam Surveys along the Container Terminal in Bremerhaven

Thorsten Dscher Delfzijl, December 12th 2012

OUTLINE

(1) introduction to bremenports survey section survey vessel, equipment and personnel (2) regular task: depths charting (3) minimum depths charting (4) data quality assurance (5) special tasks: 2 examples a. detect and position lost containers b. monitor berthing facility for offshore construction vessel

PERSONNEL

Henrik Schult (Hydrographic Surveyor) Susanne Bardenhagen Oliver Bartz (Survey Technician, Seaman) (Data Processor)

KIEK UTlength:breadth: draught: speed:

14m4,65m 1,10m 7kn

bulbous bow for Atlas Fansweep 20 transducer installation

ATLAS FANSWEEP 20

key figures: interferometric system 1440 softbeams 1.3 ahead, 161 swath 180 side scanfar field near field wide

transducer

narrow

EQUIPMENT

Trimble GNSS receiver SPS852 primary Sapos + Beacon Hemisphere vector sensor GPS gyro secondary Atlas Deso 25 dual frequency echosounder 15+210kHz sounding plate lead 1,5kg iXSea Octans IV motion sensor 2x AML SVP smart sensor bottom grab sampler 8kg Eiva NaviSuite / Atlas HM Susy as backup Nav Microstation / Surfer GIS Geomedia Professional

SWATH GEOMETRY

FEEDER Handy Class draught

Emma Maerskdraught: 16.50m

6.80m

width draught 10.20m 10.80m

quay wall

centerbeam width 56.40m

width: 18.40m

swath coverage to one side: 300% = 3 x 18m = 54m

EMMA MAERSK

length: 397m breadth: 56.40m draught: 16.5m

speed: 27kn

14.770 TEU133.000 PS

DREDGE CHART vs NAVIGATION CHART

NAVIGATION CHART

FS 20 vor der Kaje

MINIMUM DEPTH CONTROL

FS20 vor der Kaje SeaBat 8125 or EM3002 ?

DQA RELATIVE ACCURACY

DQA ABSOLUTE ACCURACY

DQA CHECK LISTS

CONTAINER LOSS

Upps !

Husky Racer, 3rd November 2009

CONTAINER SALVAGE

SONAR DISPLAY

CONTAINER REPORT

OFFSHORE CONSTRUCTION VESSEL

ELEFANT FEET

MONITORING BERTHING LOCATION

general bathymetry for scours determination of inclination volume control of filled quarry inspection survey of quay construction

3D ANIMATION ELEFANT FEET

Thank you for your attention

thorsten.doescher@bremenports.de

FS20 vor der Kaje SeaBat 8125 or EM3002 ?