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Friday, October 12, 2007

Report: DDG 51 class ‘buckling’ under stress

More than a dozen Arleigh Burke-class destroyers have suffered “significant” structural damage in rough seas because designers didn’t account for the effect of “bow slams” on the ships’ hulls, Navy documents said — and they said fixing the problem could cost almost $63 million.

A Navy PowerPoint presentation, obtained by Navy Times, confirmed a report Thursday in the British defense publication Jane’s revealing the design problems in the Burke class.

Support beams and other structures inside the destroyers warp so much from the stress of withstanding high seas that they must be cut out and replaced, even in new ships — the destroyer Gridley, commissioned in February, already underwent repairs in September.

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