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 groynes
Sea walls, bulk heads and revetments

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Docks and Harbor Engineering
Which of the following are repair docks ?

wet docks, floating docks, lift docks, marine railways
dry docks, wet docks, floating docks, lift docks
marine railways, dry docks, floating docks, wet docks
wet docks, lift docks, marine railways, dry docks

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