(2024 Exam) U.S.N. SHIP SALVAGE MANUAL Flashcards
VOLUME 4 (DEEP OCEAN OPERATIONS)
1
Q
What is the swath range of the side scan sonar?
A
50 meters to more than 2,000 meters
2
Q
One of the most common range overlaps used in a search by side-scan sonar is __ %.
A
50%
3
Q
Lifts can be accomplished by what three basic methods:
A
vehicle lifts, buoyant lifts and synthetic line lifts.
4
Q
What is the FADOSS
A
Fly Away Deep Ocean Salvage System.
5
Q
The FADOSS prevents snap loading and reduces dynamic loading to _____% of the nominal static load when deploying or lifting loads.
A
10%
6
Q
What is Datum?
A
A fixed starting point?
7
Q
How much area is considered excellent datum accuracy?
A
less than 1 square nautical mile
