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Author Topic: Q & A - Blue Marlin - Heavy lift semi submersible ship  (Read 21118 times)

boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #35 on: May 12, 2008, 08:51:35 PM »

Great pics thanks.

Ian
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cos918

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #36 on: May 12, 2008, 11:04:29 PM »

hi ian found this on you tube About 10 sec in shows how these boats sink.

john

http://www.youtube.com/watch?v=wYqpU8b8vxI&feature=related
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #37 on: May 13, 2008, 08:54:00 AM »

Great stuff, thanks John.

Ian
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Umi_Ryuzuki

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #38 on: May 13, 2008, 09:02:06 PM »

Oooh, more progress... O0

Cos,
Nice find for the Dockwise 11 and SS-3
I hadn't see those images before.

Ian,

Are you in need of photo references?
I have almost 200 items (75megs) of referances for the Dockwise ships.
Can't imagine how to get them to you,... Mail a disc?

Here are some scans I have archived of a magazine article for Walter Keisling's model.
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #39 on: May 13, 2008, 10:02:48 PM »

Umi,

PM sent

Ian
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cos918

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #40 on: May 13, 2008, 11:47:43 PM »

how much i wish that was in English or could read German top stuff umi.

Ian the boat looking great keep up the good work and the light at the end of the tunnel will switch on.

john
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #41 on: May 14, 2008, 05:45:41 AM »

John,

Looking forward to that light!

I always find this part the slowest and frustrating at times.

Ian
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DickyD

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #42 on: May 16, 2008, 07:32:50 PM »

Its very impressive Ian.
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Bryan Young

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #43 on: June 02, 2008, 06:04:25 PM »

Its off the building board! WOO HOO O0

It will have to go back on though after some internal mods and strengthening!

Ian
"Boatmadman", could you please contact me via a PM as I would like to discuss the stability aspects of these fascinating ships. BY.
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Notes from a simple seaman

bigford

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #44 on: June 04, 2008, 09:29:40 PM »

very nice i was starting to lose faith  O0
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Umi_Ryuzuki

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #45 on: June 06, 2008, 06:02:43 AM »

Sanding out very nicely.

 8)
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bigford

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #46 on: June 09, 2008, 11:51:45 PM »

so what are you thinking for the ballest pumps?? i can see building the boat, but sinking her evenly
 i cant figure out do  tell!! O0
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #47 on: June 10, 2008, 05:04:00 PM »

Thats a secret - all may or may not be revealed in the fullness of time, depends whether it works or not  ;D
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Martin (Admin)

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #48 on: June 10, 2008, 05:44:34 PM »

Is the G cramp OK?    ::)
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #49 on: June 10, 2008, 07:16:13 PM »

thank goodness, yes, I would have been heartbroken otherwise. ???
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bigford

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #50 on: June 17, 2008, 09:53:33 PM »

looking good ian O0 O0 i still think you should have gone 1/50 scale ;)
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #51 on: June 17, 2008, 10:29:03 PM »

yeah, then I could have sat in her and sailed around!

Trouble is, I would need an HGV to get to the pond!

Ian
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bigford

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #52 on: June 17, 2008, 11:16:37 PM »

i love that pic :D :o
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cos918

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #53 on: June 17, 2008, 11:50:29 PM »

looking good Ian . You going to have a working bow thruster.

john
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Umi_Ryuzuki

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #54 on: June 18, 2008, 12:29:27 AM »

looking good Ian . You going to have a working bow thruster.

john

And the two retractable azimuthing thrusters?...  O0

Looks really nice with the primer coat on!
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Captain Jack

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #55 on: June 18, 2008, 01:13:12 AM »

I don't know about the lingo in the British Navy, but the term Bravo Zulu means "well done" in the US Navy. An awesome looking hull, therefore, a BZ to you sir.

EDIT: I stand corrected, the Royal Navy does indeed use the "Bravo Zulu" flag hoist, as it is used by all NATO forces.
« Last Edit: June 18, 2008, 01:20:51 AM by Captain Jack »
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #56 on: June 18, 2008, 07:59:26 AM »

A working bow thruster, yes, but not the retractable azimuth thrusters, there isnt enough room in the bows for them. (thats my excuse anyway).

Thanks for the comments folks.

Ian
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cos918

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #57 on: June 18, 2008, 09:31:51 PM »

so is she going to be blue or orange hull
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #58 on: June 18, 2008, 09:33:48 PM »

Probably orange, but I may change my mind.  ;D
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Umi_Ryuzuki

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #59 on: June 19, 2008, 06:21:48 AM »

Red works also... but it wouldn't be a dockwise ship...
 ;)
http://www.fas.org/man/dod-101/sys/ship/takr-9025-strongvirginian.jpg

plenty of styles and color to choose from...

(my favorite image site,... but do not repost any images from thier galleries.)
http://www.shipspotting.com/modules/myalbum/viewcat.php?cid=51

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Umi_Ryuzuki

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #60 on: June 20, 2008, 06:34:22 PM »


Was it enough to submerge the deck?
How are you draining the tanks to the point were the pump will attach?  8)
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bigford

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #61 on: July 02, 2008, 02:50:24 PM »

ian

  can you post a pic from a few feet back so i can see the whole ship ::)
i have a few ideas for dropping below the water O0
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #62 on: July 02, 2008, 03:05:55 PM »

Here you go, would love to hear your ideas.

Ian
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DickyD

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #63 on: July 02, 2008, 03:15:26 PM »

Ian how much do all your temporary timbers weigh, or are you assuming the superstructure will offset them ?
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bigford

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #64 on: July 02, 2008, 04:11:26 PM »



i was thinking that if you were to add the two uprights at the back of the boat. you
could add a water tank to the front of the ship higher then the work deck. as
you flood the boat the water would rise up the two towers at the back and the  tank
at the front and under she goes

« Last Edit: July 02, 2008, 04:19:37 PM by bigford »
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DickyD

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #65 on: July 02, 2008, 04:22:59 PM »

Surely you will still need more weight or it will just submerge to the level it is now.
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #66 on: July 02, 2008, 04:29:50 PM »

Dicky, the temp woodwork doesnt weigh so much, you are prob right that the superstructure will offset those. Yes, thinking about it, I need ballast weight (including hardware etc) to bring it down to near normal water level, then use the tanks to submerge.

Bigford, good ideas, however, due to the lack of space above the rudder, I am thinking of mounting the rudder servo in one of the upright columns at the rear and using the cable in sleeve stuff that fliers use - what is it called anyway?

The space above the rudder, plus a space either side are going to be free flooding as well, so that will help.

Ian
« Last Edit: July 02, 2008, 04:31:22 PM by boatmadman »
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Umi_Ryuzuki

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #67 on: July 02, 2008, 06:57:02 PM »

Ian,

The hull has finished out beautifully.

I would image that a bit of well placed pieces of heavy ballast would be enough to tip the
balance from floating at the deck line, to a fully submerged deck.
I would reserve the stern ballast tanks for foam floatation to assure that the boat, at
neutral, or slightly negative bouancy stays upright, and doesn't turn turtle.

Aimee
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boatmadman

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #68 on: July 02, 2008, 08:20:26 PM »

Good point Umi  O0

Think I will fill the spaces with bubble wrap!

Ian

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cos918

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Re: Q & A - Blue Marlin - Heavy lift semi submersible ship
« Reply #69 on: July 15, 2008, 10:27:16 PM »

hi there Ian she looking good. have you worked out a way yet of rebalacing her once she picks up another boat.

john
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