, , , , , . , , . , , , .
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: LR Lloyds Register of Shipping (), DNV Det Norske Veritas (, ), ABS American Bureau of Shipping (), GL Germanischer Lloyd (), , BV Bureau Veritas (), RINA Registro Italiano Navale (), NK Nippn Kaiji Kyokai (), KR Korean Register of Shipping (), CCS China Classification Society (), .
1914 . . .
, 1996 .
, , , . . , .
, , .
:
;
100 ;
.
, , , ( , ).
, : Ice1, Ice2, Ice3, Arc4, Arc5, Arc6, Arc7, Arc8, Arc9.
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Ice1, Ice2, Ice3 0,4 , 0,55 0,7 . : Arc4, Arc5, Arc6, Arc7, Arc8, Arc9 . 1 Arc4 Arc8, Arc9. Arc 4 0,6 , Arc9 3,5 .
, : Icebreaker 6, Icebreaker 7, Icebreaker 8 Icebreaker 9. Icebreaker 6 1,5 ; Icebreaker 9 - 4,0 .
, 13 , 1 - 3.!!!!1???
, (R1, R2, R3, R2-RSN, R3-RSN).
, , UT1.
UT2 , .
UT1- .
: Tug(), bulk carrier(), Ro-ro (), tanker(), oil tanker() ..
. . .