Engineering - Civil Enginnering

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31.

Which of the following are repair docks ?                        
A. marine railways, dry docks, floating docks, wet docks B. dry docks, wet docks, floating docks, lift docks
C. wet docks, floating docks, lift docks, marine railways D. wet docks, lift docks, marine railways, dry docks



32.

Which of the following conditions of loading imposes the greatest load on the foundation in case of dry docks?                        
A. when the dock is empty B. when the dock is empty with the ship of maximum tonnage
C. when the dock is full of water D. when the dock is dry and is under construction



33.

Which of the following is a fixed type mooring accessory ?                        
A. bollard B. buoys
C. cables D. anchors




34.

Which of the following structures are constructed parallel to shore line to develop a demarcating line between land area and water area ?                        
A. sea walls, bulk heads and groynes B. sea walls, bulk heads and revetments
C. sea walls, revetments and groynes D. bulk heads, revetments and groynes



35.

Which of the following structures protects the shore by trapping of littoral drift?                        
A. groynes B. sea walls
C. revetments D. moles



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