Deck : Deck General - 74/5076
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| On the Great Lakes, the term "controlling depth" means the __________. |
| A) distance in units of the chart (feet, meters or fathoms) from the reference datum to the bottom |
| B) minimum amount of tail water available behind a dam |
| C) least depth within the limits of the channel which restricts the navigation |
| D) designed dredging depth of a channel constructed by the Corps. of Engineers |
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