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Scenes From a Massive Undersea Cable Ship

When Alcatel-Lucent lays cable at the bottom of the sea, it does so using a variety of massive tools, ships and repeaters. They look a little something like this:

Illustration for article titled Scenes From a Massive Undersea Cable Ship
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Different sizes for different depths. The thicker cables are actually for shallow depths, where ship anchors and fishermen's nets can cause damage.

Illustration for article titled Scenes From a Massive Undersea Cable Ship
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The cable-laying beauty herself, the Ile de Batz. She is one of three cable ships in Alcatel-Lucent's arsenal. Each ship can lay roughly 120 miles of undersea cable per day, at a depth of up to eight kilometers.

Illustration for article titled Scenes From a Massive Undersea Cable Ship

This is an image of one of the many repeaters that Alcatel-Lucent ships lay down at points along an undersea cable to boost the signal. This particular example is two years old and boasts a throughput of approximately 1. terabits/second.

Illustration for article titled Scenes From a Massive Undersea Cable Ship
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When laying cable in shallow seas, a plow is used to bury the cable three meters into the sea floor. The plow works in waters up to 1.5km deep. [CNET]

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DISCUSSION

pwheeler
robotsanta

Phfft...1 tbps, that's hardly even fast.