Dock and Harbor Engineering

A. mean range
B. maximum range
C. maximum rise
D. mean rise

A. 1.2 H to 1.25 H above the datum
B. 1.2 H to 1.25 H above the low water level
C. 1.2 H to 1.25 H above the high water level
D. 1.2 H to 1.25 H above the mean sea level

(i) the length of the lock gate will increase
(ii) transverse stress due to water pressure on the gate will increase
(iii) compressive force on the gate will increase
select the correct statements?
A. (i) and (ii) are correct
B. (i) and (iii) are correct
C. Only (ii) is correct
D. Only (iii) is correct

A. one – third highest waves
B. one – fourth highest waves
C. one – fifth highest waves
D. one – tenth highest waves

A. Surf
B. Clapotis
C. Fetch
D. Swell

A. vertical sea wall
B. sea wall with batter
C. stepped sea wall
D. sea wall with concave face

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

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

A. 90° with the face of the dock
B. 45° with the face of the dock
C. 30° with the face of the dock
D. 10° with the face of the dock

A. Dry dock
B. Wet dock
C. Floating dock
D. Refuge dock