According to the OCIMF paper "Recommendations For Ship's Fittings For Use with Tugs - with particular reference to escorting and other high load operations", what is the typical range of speed in which a vessel might require Escorting assistance from a specialized tug?
Responda
4 to 10 kts
5 to 12 kts
6 to 10 kts
8 to 12 kts
5 to kts
Questão 2
Questão
According to the OCIMF paper "Recommendations For Ship's Fittings For Use with Tugs - with particular reference to escorting and other high load operations", on tankers of 20000 to 50000 dwt the chock fairleads used for escorting should have a minimum SWL of...
Responda
100 t
200t
50t
300t
120t
Questão 3
Questão
According to the OCIMF paper "Recommendations For Ship's Fittings For Use with Tugs - with particular reference to escorting and other high load operations", when the Strong Point for towing is not incorporated in the Emergency Towing Arrangements, the minimum Safety Factor for major components and supporting structures is to be a minimum of:
Responda
1,5 x SWL
3 x SWL
2 x SWL
1,2 x SWL
2,5 x SWL
Questão 4
Questão
According to the OCIMF paper "Recommendations For Ship's Fittings For Use with Tugs - with particular reference to escorting and other high load operations", the minimum distance from Strong Point to Chock which will accommodate the towing line has to be:
Responda
2m
3m
4m
5m
1m
Questão 5
Questão
According to the OCIMF paper "Recommendations For Ship's Fittings For Use with Tugs - with particular reference to escorting and other high load operations", the Strong Point to be used for Escorting ops should have a minimum diameter and height of:
Responda
400mm and 200mm
600mm and 300m
800mm and 400mm
500mm and 300mm
200mm and 300mm
Questão 6
Questão
According to the OCIMF paper "Recommendations For Ship's Fittings For Use with Tugs - with particular reference to escorting and other high load operations", the minimum length of a towline eye should be:
Responda
1,8m
2,0m
1,6m
1,4m
2,2m
Questão 7
Questão
According to the publication "Rules for Ships, January 1996 - Section 16, Escort Vessels" from DNV, escorting ops should be undertaken at the speed range of:
Responda
5 to 12 kts
6 to 10 kts
8 to 12 kts
8 to 10 kts
4 to 10 kts
Questão 8
Questão
According to the publication "Rules for Ships, January 1996 - Section 16, Escort Vessels" from DNV, the towing winch should be able to pay out the towing line when the pull on the line exceeds:
Responda
30% of the SWL
50% of the SWL
60% of the Breaking Strength
50% of the Breaking Strength
40% of the SWL
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