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Docks and Harbor Engineering

Docks and Harbor Engineering
As per Stevenson’s empirical formula, the approximate value of the height of the wave in metres is given by (where F is the fetch in km.)

0.5 VF
0.34 VF
1.5 VF
3.4 VF

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Docks and Harbor Engineering
Which of the following structures are constructed parallel to shore line to develop a demarcating line between land area and water area?

Bulk heads, revetments and groynes
Sea walls, revetments and groynes
Sea walls, bulk heads and revetments
Sea walls, bulk heads and groynes

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

Barge method
None of these
Staging method
Low level method

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Docks and Harbor Engineering
A ship strikes the berth generally at an angle

90° with the face of the dock
10° with the face of the dock
45° with the face of the dock
30° with the face of the dock

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Docks and Harbor Engineering
If H is the height of the wave expected, then the height of the breakwater is generally taken as

1.2 H to 1.25 H above the high water level
1.2 H to 1.25 H above the mean sea level
1.2 H to 1.25 H above the low water level
1.2 H to 1.25 H above the datum

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Docks and Harbor Engineering
When a ship floats at its designed water line, the vertical distance from water line to the bottom of the ship is known as

Beam
Free-board
Depth
Draft

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