1. DP Workboats; an DP Workboats; new era for Multicat type vesselsAn new era for multicat type workboats

2. Profile Owner and operator of 40 workboats for coastal waters 40 years experience Independent company with a global presence Standard & custom built vessels- Ultra Shallow Water- Cable & Pipeline (re)burial Head Quarters in Den Helder, The Netherlands 3. Our fleetAH tugsOur fleet Survey Multicats Crew TendersMultipurpose support Shallow-draft Supply Truckable 4. Dynamic Positioning on workboats2008, Acta Marine was the first operator installing DP on workboatsCurrently 4 DP vessels in operationsAll 4 vessels are ultra-shallow draft (draft < 2,0 m.)DP workboats are competing with standard OSV / PSV DP 2 vessels ona competitive workboat charter rate. 5. Thruster set-up for Acta Marine workboatsFor excellent position holding capabilities the DP workboats areequiped with: Stern: 2 x fixed propellor & 1 x 360 rudderpropellor Bow: 1 or 2 x 360 horizontal propellor/jet 6. Workscope for DP workboatsWorkscope 1:Trench backfilling- Nordstream PipelineC.Discovery- Nordstream 7. Workscope for DP workboatsWorkscope 2:Water jetting Maasvlakte 2 8. Workscope for DP workboatsWorkscope 3:Back-fill vessel Maasvlakte 2 9. Workscope for DP workboatsWorkscope 4: WROV Support vesselExplosive Ordnance Disposal German Wadden SeaOWF export cable route 10. Workscopes for DP workboatsWorkscope 5:Vibracoring/CPT survey Murmansk Offshore pipeline route 11. Workscopes for DP multicatsOther to be developed / testedworkscopes;Mass flow cable recoveryPost lay cable jet trenchingIRM @ offshore constructionsPipe lay-down monitoringROV ops + Dive Support + UXO Recovery.. 12. NON DP Cable & Pipeline (re)burial Remedial lowering of cables / pipeline Post-lay technology- suction dredging with jetting- 4-point mooring Very effective and safefor shore-ends, crossingsand exposed parts. Succesfully applied on live gas pipelines and power cables. 13. Ultra Shallow Water specialismeWadden Sea is our backbone 14. Thank you for your attentionActa Marine B.V.Het Nieuwe Diep 39d1781 AE, DEN HELDERThe NetherlandsT +31 (0)223 615666www.actamarine.com