Page 15: of Marine Technology Magazine (April 2006)
The Offshore Technology Edition
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www.seadiscovery.com Marine Technology Reporter 15
Visit www.maritimeequipment.com/mt & Click No. 203 0 $ 5 , 1 ( * ( 2 7 ( & + 1 , & $ / 6 8 5 9 ( < " % P Z P V O F F E B D P T U F F D U J W F B O E J O O P W B U J W F ' U L O O L Q J 6 K L S 6 S H F L D O L ] H G V K L S I R U R Y H U Z D W H U G U L O O L Q J D Q G & 3 7 , G H D O I R U S R U W V K D U E R U V D Q G Q H D U V K R U H H Q Y L U R Q P H Q W V 0 L Q L & R Q H & 3 7 6 X E P H U V L E O H F R Q H S H Q H W U D W L R Q W H V W H [ F H O O H Q W I R U T X L F N V R L O S U R I L O L Q J L Q X S W R I W R I Z D W H U 3 H U I H F W I R U G U H G J H V W X G L H V D Q G F D E O H F U R V V L Q J V - D F N X S ) O R D W L Q J % R D W V D Q G % D U J H V $ F F H V V W R D Z L G H U D Q J H R I Y H V V H O V D E O H W R F R Q G X F W G U L O O L Q J V W D Q G D U G F R Q H S H Q H W U D W L R Q W H V W L Q J P L Q L F R Q H D Q G Y L E U D F R U H V D P S O L Q J ( I I H F W L Y H W R R O V D Q G S O D W I R U P V I R U F R Q G X F W L Q J P D U L Q H V L W H L Q Y H V W L J D W L R Q ' 2 % ' ' $ 2 ) , , ) . ' 4 % 3 4 ) . ' ) . # & R Q W D F W 7 L P % R \ G R U L Q I R # J U H J J G U L O O L Q J F R P : : : * 5 ( * * ' 5 , / / , 1 * & 2 0
Michigan propellers through ZF4660 marine gears with 5.5:1 reduction. A pair of
Cummins 6CTA-powered 99 kW gensets provide electrical and pumping power. The drop down azimuthing bow thruster that supports the DP1 equipped boat is pow- ered by hydraulics driven by a 350 hp
Cummins QSM11 engine that also powers the fire monitor pump and the hydraulic anchor winch.
About 40 ft. from the stern of the large open cargo deck and just to the port side of the keel line, a plate can be removed to reveal a 30-in. diameter moon pool for use when working with divers and other sub- surface events in rough weather. The Bertha
D will be delivered to her owners in March of this year. She is the first to two supply vessels for the same owner with the second to deliver at the end of 2006. news
Marine Technology Reporter enjoyed a suc- cessful visit to London for the Oceanology
International 2006 exhibition. From L to R:
Dominick Daddio, Esther Rothenberger,
Tony Stein, John C. O'Malley and Rob
Howard.
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