CVN 68 Class Water Depth Requirements for
Newport News Shipbuilding
Pier
Turning Basin
Inner Channel
Outer Channel
Draft
37.9
37.9
37.9
37.9
Trim
0.8
0.8
0.8
2.1
List
1.4
1.4
-
-
Appendages
-
-
-
-
Salinity & Temp
0.5
0.5
0.5
0.5
(a)
Motions (b)
-
-
-
(f)
Squat (c)
-
-
1.0
1.3
Heel (d)
-
-
0.8
-
Clearance (e)
6.0
6.0
6.0
2.0
TOTAL
46.6
46.6
47.0
(f)
Notes: (a)
Harbor contains fresh water inlet.
(b)
Unprotected harbor; significant wave action.
(c)
Based on wide, 50 ft deep channel; good estimate.
(d)
Operational experience.
(e)
Standard clearances.
(f)
Analysis not complete.
Newport News Tide Data
Mean Higher High Water
2.9 feet
Mean Lower Low Water
0.0 feet
Extreme Low Water
-3.5 feet
Attachment (4)
D-5
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