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2006-06-12 Science & Technology
Update on Littoral Combat Ship
BATH, Maine (AP) - Sailor, these are not your father's warships. The first of a new breed of Navy ship - faster and easier to maneuver - is expected to launch later this year to meet threats including modern-day pirates and terrorists who turn speedboats into suicide weapons.

The Littoral Combat Ship is powered by steerable waterjets, so it doesn't need propellers or rudders. It's designed to go more than 50 mph; traditional destroyers have had the same top speed - about 35 mph - since World War II. The LCS has a shallow draft and its waterjets let the ship zoom close to shore without getting stuck and to turn on a dime, allowing it to chase smaller boats. The name itself is taken from the coastal ``littoral'' waters in which the ship will operate.

The LCS will be more lightly armored than bigger ships, but its speed will give it a tactical advantage in combat, said Rear Adm. Charles Hamilton, program executive officer for ships, who's overseeing the project from Washington.

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The Navy envisions several of the ships working together on missions using unmanned vehicles, helicopters and other weapons, he said. An LCS will have a core crew of only 40 sailors, and berthing for up to 75, compared to 330 sailors aboard a destroyer.

The new warship was conceived six years ago and fast-tracked after the USS Cole bombing and the Sept. 11 attacks. The first of the new ships will be delivered in roughly half the 10 to 15 years it takes under traditional shipbuilding programs. ``That's a miracle in Navy terms,'' said Jay Korman, naval analyst at Washington-based consultants DFI Corporate Services.

Two versions are under construction. Lockheed Martin Corp. is leading the team building LCS-1, with partners Marinette Marine Corp. in Wisconsin and Bollinger Shipyards Inc. in Louisiana. The Freedom ship due to launch this fall in Marinette, Wis., resembles a traditional frigate or destroyer but features a sleek, semi-planing hull, meaning the bow lifts at top speed, reducing resistance and making it faster.

The other LCS version by team leader Bath Iron Works, a subsidiary of General Dynamics Corp., resembles a futuristic catamaran. The aluminum ``trimaran'' Independence being built by Austal USA in Mobile, Ala., is loosely based on fast ferries developed in Australia.

Lockheed Martin's LCS is 378 feet long, while General Dynamics' trimaran is 418 feet. By comparison, the typical Arleigh Burke-class destroyer is 510 feet long and the Zumwalt ``stealth'' destroyer being developed will be about 600 feet.

The Navy plans to build 55 of one or both models of the LCS to beef up a fleet that critics say was neglected even before the Iraq war. From nearly 600 ships in the 1980s, the fleet has dwindled to 289, a number the Navy wants to raise soon to 313. Instead of lengthy research and development, the Navy encouraged contractors to utilize off-the-shelf technologies from the private sector, much like the Army did as it rushed its Stryker vehicles into service in urban warfare in Iraq.

The Navy also asked for ships that can be easily reconfigured for different missions. The resulting designs feature removable ``mission packages'' that allow the ships to operate either for anti-submarine missions, mine removal or traditional surface warfare, said Lt. Tamara D. Lawrence, a Navy spokeswoman at the Pentagon. Tests show the mission packages can be swapped out in 24 hours. And when those mission modules become outdated, the Navy can replace them instead of building new ships, Hamilton said.

At about $350 million, an LCS cost roughly a third as much as a destroyer, he said.

While there's support for LCS, shipbuilders don't want the Navy to neglect bigger, multimission ships that project U.S. seapower around the world, according to Cynthia Brown, president of the American Shipbuilding Association in Washington.

The six shipyards that build the Navy's largest ships - aircraft carriers, amphibious assault ships, cruisers, destroyers and submarines - have lost 24,000 jobs since 1991, she said.

Hamilton said the small shipyards were able to respond quickly to the Navy's needs on the LCS, and the new warships could have a positive effect of bringing pressure to bear on the bigger, traditional shipyards like Bath Iron Works.

Though Bath traditionally has built larger ships for the Navy, there's a lot of excitement about the LCS, said Mike Keenan, president of the local machinists union in Bath. Bath Iron Works could eventually build some of the ships. ``All in all, this could be a lucrative program where there could be a lot of work for a lot of shipbuilders,'' Keenan said.
Posted by Steve White 2006-06-12 00:00|| || Front Page|| [11138 views since 2007-05-07]  Top

#1 I would like to see modular littoral craft that can be forward deployed and assembled in just a few hours, similar to Zumwalt's Pegasus class hydrofoils. They would be like Strykers, but for green water zones.

They were superb in their day for interdiction missions. Today, if assembled from composite materials as multi-purpose platform boats, they would be faster, with longer range, heavier mixed armaments, and the composite might even be better light armor.

One small boat could control a large air lane with SAMs, mount a small, high volume deck gun, have ribbon charges to clear coastal minefields, or run recce missions.

Teams of such craft could dominate a sea lane, blockade a port, raid coastal defenses, and police large numbers of civilian craft.

They would be a complement to other Navy ships, be very low cost, and most importantly be able to provide sheer numbers in a quantity, not quality, conflict.
Posted by Anonymoose 2006-06-12 12:15||   2006-06-12 12:15|| Front Page Top

#2 Anonymoose, take a look at
this
:
The U.S. Navy officially took possession of the first of a new class of ships; a Littoral Surface Craft (LSC) called “Sea Fighter” (FSF-1). This ship was originally intended as an experimental ship, to test out a number of new technologies. But the sea trials were so successful, that pressure is building to put this class into mass production. That won’t be hard to do. Sea Fighter took only twenty months to build, and cost only $50 million. Ships like this are meant for a new force, the "brown water (coastal) navy." The “brown water sailors,” who are agitating for more emphasis on small ships, and operations in coastal waters, are no longer considered a fringe group. This is mainly because a larger brown water force would get the navy more involved with the war on terror. The navy has largely been left out of the war on terror, because of their emphasis on carriers and nuclear subs. Despite the usefulness of carrier aviation in Afghanistan, the navy hasn’t had a lot to do since September 11, 2001. The army is getting most of the work, and a growing proportion of the defense budget. With the cost of traditional warships skyrocketing, the LCS (3,000 ton, $250 million Littoral Combat Ship) and the LSC look a lot more attractive. New destroyers will cost $2.5 billion each. That gets you ten LCSs, or fifty LSCs. New carriers cost over $8 billion each, which could built a fleet of brown water ships

More at
http://www.globalsecurity.org/military/systems/ship/x-craft.htm
Posted by RWV 2006-06-12 12:40||   2006-06-12 12:40|| Front Page Top

#3 Sorry about that:
http://www.strategypage.com/gallery/articles/military_photos_20057201.asp
Posted by RWV 2006-06-12 12:41||   2006-06-12 12:41|| Front Page Top

#4 Seems like the LCS is fairly modular with the different packages that are loaded. You wouldn't change packages from day to day, but you'd deploy a small flotilla of LCS with the right package(s) and let them work.

That plus the FSF-1 (thanks RWV, Rantburg U at its best) seem to be the way to handle the brown water issues, at least from this non-mil landlubber's PoV.
Posted by Steve White">Steve White  2006-06-12 12:44||   2006-06-12 12:44|| Front Page Top

#5 The U.S. Navy officially took possession of the first of a new class of ships; a Littoral Surface Craft (LSC) called “Sea Fighter” (FSF-1)

Here's the original class of Littoral Combat ships in the US inventory.
Posted by Fleaper Speater7122 2006-06-12 15:21||   2006-06-12 15:21|| Front Page Top

#6 Still too expensive. Optimally, I would hope the modular ships would be priced at about $20M a unit.

The Navy wants its ships to be all things to all people at all times. But just like the PT boats of WWII, there are times when you just need sheer numbers of boats in the water.

The fewer ships you have, total, the fewer places they can be. But if you need coverage, and badly, quality just gets in the way. Certainly you want them better than most of what the enemy has in their class, but you do not want irreplaceable ships.

The bottom line is that if you are planning for a conventional war, that you would really, truly prefer to not go nuclear, you need lots of conventional alternatives. You do not want to put all of your eggs in one bucket.

If necessary, you need to be able to engage in a war of naval attrition. Your sailors duking it out with their sailors, in a manner of speaking.

The other problem is that *if* something bad happens to our fantastically expensive, irreplaceable ships, it takes years to build another one. Years you do not have in the middle of a knock-down, drag-out fight.

I trust the US Navy to work wonders with quality; but they must also have quantity, or they might price themselves out of the market.

For $1B, to get 50 fast boats like the Pegasus class, it is well worth the deal.
Posted by Anonymoose 2006-06-12 18:34||   2006-06-12 18:34|| Front Page Top

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