Quote:
Originally Posted by twm47099
I've read that the 688's could not surface through the ice because the fairwater had been designed to be shorter than the previous class as part of increasing the max speed of the class. The fairwater planes were too large to turn 90 degrees vertical. The switch to bow planes on the 688i's resolved that issue.
Tom
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BubbleHeadNuke mentioned in a post before (I forget the thread) that it wasn't really the motivation for the bow planes in the 688i however. The motivation was greater control or sub pitch in the case of a stern plan casualty. The better tolerance to ice was a convenient plus.