Picture of the day

USN Cruise ships. Don't forget your sun screen after not being in any sun for a few weeks!

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In the Navy, you get to sail the seven seas.....

In the Navy, you get to put your mind at ease.....

:):)
 
Nuclear powered USN Submarine Halibut

As built, SSN 587
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USS Halibut (SSGN-587), a unique nuclear-powered guided missile submarine-turned-special operations platform, later redesignated as an attack submarine SSN-587, was the second ship of the United States Navy to be named after the halibut.

Regulus deterrence patrols, 1960 – 1965
Halibut began as a diesel-electric submarine, but was completed with nuclear power. She was the first submarine initially designed to launch guided missiles. Intended to carry the Regulus I and Regulus II nuclear cruise missiles, her main deck was high above the waterline to provide a dry "flight deck." Her missile system was completely automated, with hydraulic machinery controlled from a central control station.

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Halibut firing a Regulus missile next to the aircraft carrier Lexington, 25 March 1960

Special operations missions, 1965 – 1976

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Halibut with Diamond Head in the background in late 1965. Note her topside thruster and lack of DSRV

In February 1965 Halibut entered Pearl Harbor Naval Shipyard for a major overhaul, and on 15 August was redesignated as an attack submarine and given the hull classification symbol SSN-587. She sailed from Pearl Harbor on 6 September for the West Coast, arriving at Keyport, Washington, on 20 September. On 5 October she departed Keyport for Pearl Harbor and, after an eight-day stop over at Mare Island, California, arrived 21 October. Halibut then began ASW operations in the area, continuing until August 1968 when she transferred to Mare Island for overhaul and installation of: side thrusters; hangar section sea lock; anchoring winches with fore and aft mushroom anchors; saturation diving (mixed gas) habitat; long and short range side-look sonar; video and photographic equipment; mainframe computer; induction tapping and recording equipment; port and starboard, fore and aft seabed skids ("sneakers"); towed underwater search vehicle ("fish") and winch; and other specialized oceanographic equipment. She returned to Pearl Harbor in 1970 and operated with the Pacific Fleet and Submarine Development Group One (SubDevGruOne) out of Naval Submarine Support Facility San Diego (present day Naval Base Point Loma / Ballast Poinnt) with attachment offices at Mare Island until decommissioning in 1976.

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View of Halibut departing San Francisco, likely in the mid 1970s.

Halibut was also used on secret underwater espionage missions by the United States against the Soviet Union.[5] Her most notable accomplishments include:
The underwater tapping of a Soviet communication line running from the Kamchatka peninsula west to the Soviet mainland in the Sea of Okhotsk (Operation Ivy Bells)
Surveying sunken Soviet submarine K-129 in August 1968, prior to the CIA's Project Azorian.
The latter mission is profiled in the 1996 book, Spy Sub – A Top Secret Mission to the Bottom of the Pacific, by Dr. Roger C. Dunham, although Dunham was required to change the name of Halibut to that of the non-existent USS Viperfish with a false hull number of SSN-655 in order to pass Department of Defense security restrictions for publication at the time.

http://www.navsource.org/archives/08/08587.htm

Operation Ivy Bells
https://www.youtube.com/watch?v=K4N-4ydW6Hk
 
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That's a boat that did it all. They sure got good service out of her.

When she was done, they took great care to part her out, and her radioactive bits ended up at the Hanford site in Washington State. Here's an overhead view of other USN subs on their way to an uncertain, but doubtless thorough, end:

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In Russian Navy, process is somewhat more... casual:

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In fairness, efforts have been made to deal more effectively with the nuclear boats, but much of the Russian Navy's disposal protocol seems to be "Park it anywhere, Vladimir. Maybe next to the others."
 
I once had the opportunity to visit SSBN 629 USS Daniel Boone when I was on exchange in Tampa, FL. The Navy arranged a special tour for us non-paint chipping swine and it was quite impressive, especially those rows of shiny silos, each with a nuke inside.:eek:
 
I once had the opportunity to visit SSBN 629 USS Daniel Boone when I was on exchange in Tampa, FL. The Navy arranged a special tour for us non-paint chipping swine and it was quite impressive, especially those rows of shiny silos, each with a nuke inside.:eek:

Actually, each with up to 8 nukes inside. :)
 
Here's an overhead view of other USN subs on their way to an uncertain, but doubtless thorough, end:

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From left to right:
Ethan Allen class ballistic missile sub Thomas A. Edison (SSBN-610)
Skipjack class attack subs Skipjack (SS-585) and Snook (SSN-592)
Sturgeon class attack sub Lapon (SSN-661)
Lafayette class ballistic missile sub Henry Clay (SSBN-625)
Permit class attack sub Dace (SSN-607)
Skate class attack subs Skate (SSN-578), Swordfish (SSN-579), and Sargo (SSN-583)
Attack sub USS Seawolf (SSN-575)
Skate class attack sub Seadragon (SSN-584)
Ethan Allen class ballistic missile sub Thomas Jefferson (SSBN-618)
George Washington class ballistic missile subs Patrick Henry (SSBN-599) and George Washington (SSBN-598)
Permit class attack sub Barb (SSN-596)
Sturgeon class attack sub Sea Devil (SSN-664)
 
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Canadian Tire sells those goofy-ass fake hoodscoops for just about every application. I wonder if they were responsible for this one:

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Dorsal intake on B-24M 44-41986 fed a jet engine mounted in the fuselage for testing by the NACA. Stubs in front of the inlet allowed water spray to be ingested as part of the test.

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Poor old girl suffered a number of aesthetic humiliations. Here she is with an anteater nose.

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Poor old girl suffered a number of aesthetic humiliations. Here she is with an anteater nose.

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you call that a nose? ....Here is a nose:

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I remember as a kid living in Fort Churchill .... in the winter they would run the engines all night on these to be sure they could make their wheels up time in the morning. Noisy buggers!
 
7 April 1945 -Battleship Yamato sunk

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Japan knew that their was over. Third ship in Yamato class was converted into IJN Shinano.

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YAMATO, MUSASHI, SHINANO

Her conversion was still not finished in November 1944 when she was ordered to sail from the Yokosuka Naval Arsenal to Kure Naval Base to complete fitting out and transfer a load of 50 Yokosuka MXY7 Ohka rocket-propelled kamikaze flying bombs. She was sunk en route, 10 days after commissioning, on 29 November 1944, by four torpedoes from the U.S. Navy submarine Archerfish. Over a thousand sailors and civilians were rescued and 1,435 were lost, including her captain. She remains the largest warship ever sunk by a submarine.

General characteristics
Type: Aircraft carrier
Displacement:
65,800 metric tons (64,800 long tons) (standard)
69,151 metric tons (68,059 long tons) (normal)
Length: 265.8 m (872 ft 2 in) (o/a)
Beam: 36.3 m (119 ft 1 in)
Draught: 10.3 m (33 ft 10 in)
Installed power:
150,000 shp (110,000 kW)
12 × Kampon water-tube boilers
Propulsion:
4 × shafts
4 × geared steam turbines
Speed: 28 knots (52 km/h; 32 mph)
Range: 10,000 nmi (19,000 km; 12,000 mi) at 18 knots (33 km/h; 21 mph)
Complement: 2,400
Armament:
8 × twin 12.7 cm Type 89 dual-purpose guns
35 × triple 25 mm Type 96 AA guns
12 × 28 – 12 cm (4.7 in) AA rocket launchers
Armor:
Waterline belt: 160–400 mm (6.3–15.7 in)
Flight deck: 75 mm (3.0 in)
Aircraft carried: 47

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Diagram showing locations of torpedo hits and ensuing flooding: Red shows compartments immediately flooded, orange slowly flooded, and yellow deliberate flooding to offset the ship's list
 
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The debate about retention of the battleships became completely academic in 2011 when the last battleship owned by the Navy, USS Iowa, was donated to a non-profit group to be used as a museum ship.
 
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