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Early Contractor Involvement Dredging 2012 San Diego

Early Contractor Involvement Dredging 2012 San Diego. Rene Kolman secretary general, IADC 23-10-2012. Early contractor involvement. Traditional Partnering Alliance.

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Early Contractor Involvement Dredging 2012 San Diego

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  1. Early Contractor Involvement Dredging 2012 San Diego Rene Kolman secretary general, IADC 23-10-2012

  2. Early contractor involvement • Traditional • Partnering • Alliance collaborative process, it aims to promote openness, trust, risk and responsibility sharing. There is an alignment of interest Tang et al., derivedfrom Terra et Aqua 113, 2008

  3. Why ECI? • Client: once in a life time Contractor daily business • Make use of the knowledge of the contractor • Consultant has limited experience • Reduce risk • Share benefits

  4. ECI benefits Nichols report 2007 • Reduction prepration time 30-40% • Access to detailed cost data • Greater cost certainty • Increases innovations • Benefits of working in a team • Enables preparation of budget commentaries • Greater cost control in construction phase • Open and honest process

  5. Early contractor involvement • Culture of dialogue • Broad understanding between ALL stakeholders • Early in process • Effective communication

  6. Benefits of ECI, clients, 1 • State of the art knowledge present • Better understanding long term consequences • Better awareness and understanding of risks • Less adjustments later stages • No mediocre compromises

  7. Benefits of ECI, clients, 2

  8. Benefits of ECI, consultants, 1 • Knowledge of equipment andconsequently of impacts • Improveddefinitionenvironmental impact assessment • Improved designs • More realistic and reliable • project planning • Gaining knowledge

  9. Benefits of ECI, consultants, 2 The EnvironmentalImpactAssessment 6000 pages, main report & appendices Special studies not included

  10. Melbourne channeldeepening

  11. Melbourne channeldeepening Existing Situation • Underwater canyon 80 meter deep • Steep canyon walls • Sessile fauna on walls (sponges, soft corals) • Marine National Parks near by • Surrounding plateaus to be dredged

  12. Melbourne channeldeepening Specialized ripper draghead Quarry tests Lab tests

  13. Melbourne channeldeepening Spill tests – suction improvement Entrance MitigationsSpill tests – suction improvement

  14. UAE, Abu Dhabi, Das Island • Construct only tender by ADNOC dated August 2008 • Detailed design in 2008 • Tender not awarded (too expensive) • ADNOC evaluated design • Re-tender Design & Construct issued June 2010

  15. UAE, Abu Dhabi, Das Island • Extention of island with 190 Ha reclamation • 20.5 mln m3 • Compaction • Shore protection – 7 km revetment • 3 mln tonnes rock • Placement of 36.000 Xblocs (7.2T)

  16. UAE, Abu Dhabi, Das Island

  17. Rotterdam port extension Maasvlakte II

  18. Rotterdam port extension Maasvlakte II

  19. ECI, invite us

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