Jack-Up Barge Operations

Jack-Up Basic Overview

This test will help you assess your knowledge of working on a Self Propelled Jack-Up barge, which is a crucial aspect when deciding to transition to this type of vessel and during interviews with shipowners.

Питань 20

Час 9 min

Мова Англійська

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Питання 1

Which limitations applies for use of Jack-Up barges?

A Water depth

B Maximum permitted penetration

C Weather conditions

D All mentioned

Питання 2

How to avoid risk of Punch Through?

A Compliance with Barge Operations Manual procedures

B Leg Penetration Analyses and soil assessment

C Location assessment for the risk of Punch Through

D All mentioned

Питання 3

Why it is prohibited to exceed Variable deck load limits?

A It increases load at Jacking system gears which can lead to the damage

B It affects Jack-Up barge stability

C It can lead to situation when Jacking system will be unable to jack-up barge hull due to overload

D All mentioned

Питання 4

What are the difficulties associated with using of jetting system?

A It is hard work to connect hoses of jetting system to the legs

B To gain effect long it takes long time

C Difficult to assess the effect of jetting system at initial stage of operations

D All mentioned

Питання 5

How many Jack houses on board Jack-Up barge?

A One

B Number of Jack houses actual to the number of legs

C Two, one is main another emergency

D Nil

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