Docks and Harbour Engineering

81. Which one of the following lines is used for tying a ship with a dock?

1. Bow line
2. Stern line
3. Spring line
4. All of these

View answer

82. Which one of the following statements is correct?

1. The soundings are made with respect to the mean low water
2. The soundings which are below the datum are written in black on the map
3. The spot heights of the features above datum are written in red on the map
4. All the above

View answer

83. Which one of the following statements is not relevant to hydrographic survey?

1. Establishment of a chain of bench marks near the shore line
2. Establishment of horizontal control points on the shore
3. Determination of the sea bed profile
4. None of these

View answer