Table 9. MOORING SERVICE TYPE III DESIGN CURRENT VELOCITIES*
Recommended
Avgerage
Site
Average Speed at
Heavy
Speed at
maximum
Weather
maximum ebb
Design
Current Speed
Bath, ME
2.5 knots
Portsmouth NSY, N.H.(southside
3.0 knots
3.8 knots
3.8 knots
of island)
SUBBASE New London, CT
0.1 knot
0.2 knots
0.2 knots
Norfolk NSY, VA
0.4 knots
0.3 knots
0.4 knots
NAVSTA Norfolk, VA
0.6 knots
0.8 knots
0.8 knots
NAB Little Creek, VA
0.3 knots
0.3 knots
0.3 knots
Newport News Ship Building, VA
0.9 knots
1.3 knots
1.3 knots
SUBBASE Kings Bay, GA
0.3 knots
0.3 knots
0.3 knots
NAVSTA Mayport, FL
2.2 knots
3.1 knots
3.1 knots
NAVSTA Pascagoula, MS
Weak
Weak
Weak
NAVSTA Ingleside, TX
2.0 knots
2.0 knots
2.0 knots
NAVSTA Everett, WA
0.6 knots
0.0 knots
0.6 knots
SUBBASE Bangor, WA
0.9 knots
1.1 knots
1.1 knots
Puget Sound NSY, WA
0.5 knots
0.5 knots
0.5 knots
NAS North Island, CA
0.6 knots
0.6 knots
0.6 knots
Pearl Harbor NSY, HI
Weak
Weak
Weak
Yokosuka JAPAN
1.0 knot
1.0 knot
1.0 knot
Sasebo, JAPAN
Weak
Weak
Weak
GUAM
2.0 knots
Diego Garcia
Weak
Weak
Weak
La Maddelana, ITALY
Weak
Weak
Weak
Gaeta, ITALY
Weak
Weak
Weak
* Note: Current speeds and directions are highly dependent on location conditions. The designer
should review these criteria for each specific berth to determine if the criteria apply or must be
modified. When practical, it is recommended that measurements be made at the design site.
20
NFESC TR-6012-OCN Rev B
U.S. NAVY HEAVY WEATHER
MOORING SAFETY REQUIREMENTS