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DOCKS AND HARBOR ENGINEERING

Docks and Harbor Engineering
A ship is berthed in a chamber and lifted by principles of buoyancy Such a chamber is called.

Dry dock
Floating dock
Refuge dock
Wet dock

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Docks and Harbor Engineering
Minimum width of ship clearance shall be (where “B” is beam of the design vessel)

B or 30 m
50 m
1.5 B or 50 m
1.5 B

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Docks and Harbor Engineering
As per Berlin's formula, the length of wave in meters is given by(Where ’t’ is the period in seconds for two successive waves to pass the same section.)

1.3412
1.5612
1.7412
1.9412

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Docks and Harbor Engineering
The most popular method of construction of wall breakwaters is

None of these
Low level method
Barge method
Staging method

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Docks and Harbor Engineering
When a wave strikes a vertical breakwater in deep water, it is reflected back and on meeting another advancing wave of similar amplitude merges and rises vertically in a wall of water. This phenomenon is called

Fetch
Clapotis
Swell
Surf

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