Page 11 - statbility for masters and mates

Ship types and general characteristics
The table below indicates the characteristics relating to several merchant ships operating today.
The ®rst indicator for a ship is usually her deadweight; closely followed by her LBP and Cb values.
Type of ship or name
ULCC, VLCC
and supertankers
Medium sized oil tankers OBO carriers
Ore carriers
General cargo ships
Lique®ed natural
gas (LNG) and lique®ed petroleum (LPG) ships
Passenger liners
(2 examples below)
QE2 (built (1970) Oriana (built 1994) Container ships
Roll on/roll off
car and passenger ferries
LBP (m)
BR. MLD (m)
70 to 40 40 to 25 up to 45 up to 58 15 to 25 46 to 25
20 to 40
32
32.2 30to45
21to28
Typical Cb fully loaded
0.85 to 0.82 0.82 to 0.80 0.78 to 0.80 0.79 to 0.83 0.700
0.66 to 0.68
0.60 to 0.64
0.600
0.625
0.56 to 0.60
0.55 to 0.57
Service speed (knots)
13 to 1534 15 to 1534 15to16 1412to1512 14to16 2034 to 16
24to30
2812
24 20to28
18to24
Typical DWT (tonnes or m 3 )
565 000
to 100 000
100 000
to 50 000
up to
173 000
up to
323 000
3000 to 15 000
130 000 m3
to 75 000 m3
5000 to 20 000
15 520 7270
10 000 to
72 000 2000 to 5000
440 to 250 to 200 to 200 to 100 to
up to 280
250
175
300
320
150
200 to 300
270
224
200 to 300
100 to 180
5 1998 Dr C. B. Barrass