4 ships, capable of carrying 3000 passengers on three classes, or ~4000-6000 troops (depending on comfort level).
Orange Liner, laid down 1901
Displacement:
20,340 t light; 21,026 t standard; 29,994 t normal; 37,169 t full load
Dimensions: Length overall / water x beam x draught
754.59 ft / 754.59 ft x 91.86 ft x 26.25 ft (normal load)
230.00 m / 230.00 m x 28.00 m x 8.00 m
Armament:
4 - 5.91" / 150 mm guns in single mounts, 102.98lbs / 46.71kg shells, 1901 Model
Breech loading guns in deck mounts
on centreline ends, evenly spread, 2 raised mounts - superfiring
4 - 5.91" / 150 mm guns in single mounts, 102.98lbs / 46.71kg shells, 1901 Model
Breech loading guns in deck mounts
on side, all amidships
8 - 2.95" / 75.0 mm guns in single mounts, 12.87lbs / 5.84kg shells, 1901 Model
Breech loading guns in deck mounts
on side, evenly spread
10 - 0.39" / 10.0 mm guns in single mounts, 0.03lbs / 0.01kg shells, 1901 Model
Breech loading guns in deck mount
on side, evenly spread
Weight of broadside 927 lbs / 421 kg
Shells per gun, main battery: 150
Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 0.98" / 25 mm - -
2nd: 0.98" / 25 mm - -
- Armour deck: 0.98" / 25 mm
Machinery:
Coal fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 32,843 ihp / 24,501 Kw = 21.00 kts
Range 7,000nm at 20.00 kts
Bunker at max displacement = 16,143 tons (100% coal)
Complement:
1,139 - 1,481
Cost:
£1.517 million / $6.066 million
Distribution of weights at normal displacement:
Armament: 116 tons, 0.4 %
Armour: 931 tons, 3.1 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 27 tons, 0.1 %
- Armour Deck: 903 tons, 3.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 5,053 tons, 16.8 %
Hull, fittings & equipment: 8,141 tons, 27.1 %
Fuel, ammunition & stores: 9,654 tons, 32.2 %
Miscellaneous weights: 6,100 tons, 20.3 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
44,532 lbs / 20,200 Kg = 432.4 x 5.9 " / 150 mm shells or 3.5 torpedoes
Stability (Unstable if below 1.00): 1.32
Metacentric height 7.2 ft / 2.2 m
Roll period: 14.4 seconds
Steadiness - As gun platform (Average = 50 %): 91 %
- Recoil effect (Restricted arc if above 1.00): 0.03
Seaboat quality (Average = 1.00): 1.82
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.577
Length to Beam Ratio: 8.21 : 1
'Natural speed' for length: 27.47 kts
Power going to wave formation at top speed: 33 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 0.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 29.56 ft / 9.01 m
- Forecastle (20 %): 22.97 ft / 7.00 m
- Mid (50 %): 22.97 ft / 7.00 m
- Quarterdeck (15 %): 22.97 ft / 7.00 m
- Stern: 22.97 ft / 7.00 m
- Average freeboard: 23.49 ft / 7.16 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 80.5 %
- Above water (accommodation/working, high = better): 190.6 %
Waterplane Area: 49,619 Square feet or 4,610 Square metres
Displacement factor (Displacement / loading): 166 %
Structure weight / hull surface area: 115 lbs/sq ft or 561 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.00
- Longitudinal: 1.00
- Overall: 1.00
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
Excellent seaboat, comfortable, can fire her guns in the heaviest weather
Atlantic & Indic, Orange Ocean Liner laid down 1915 (Engine 1912) enter service November 1917
Displacement:
20.006 t light; 20.660 t standard; 28.470 t normal; 34.718 t full load
Dimensions: Length overall / water x beam x draught
707,00 ft / 707,00 ft x 100,00 ft x 27,00 ft (normal load)
215,49 m / 215,49 m x 30,48 m x 8,23 m
Armament:
8 - 6,00" / 152 mm guns in single mounts, 108,00lbs / 48,99kg shells, 1915 Model
Breech loading guns in deck mounts
on side, evenly spread
8 - 3,00" / 76,2 mm guns in single mounts, 13,50lbs / 6,12kg shells, 1915 Model
Quick firing guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 972 lbs / 441 kg
Shells per gun, main battery: 150
Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1,00" / 25 mm - -
Machinery:
Coal fired boilers, steam turbines,
Direct drive, 2 shafts, 37.713 shp / 28.134 Kw = 22,00 kts
Range 7.000nm at 21,00 kts
Bunker at max displacement = 14.058 tons (100% coal)
Complement:
1.095 - 1.424
Cost:
£1,504 million / $6,015 million
Distribution of weights at normal displacement:
Armament: 122 tons, 0,4%
Armour: 28 tons, 0,1%
- Belts: 0 tons, 0,0%
- Torpedo bulkhead: 0 tons, 0,0%
- Armament: 28 tons, 0,1%
- Armour Deck: 0 tons, 0,0%
- Conning Tower: 0 tons, 0,0%
Machinery: 1.654 tons, 5,8%
Hull, fittings & equipment: 8.203 tons, 28,8%
Fuel, ammunition & stores: 8.463 tons, 29,7%
Miscellaneous weights: 10.000 tons, 35,1%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
55.776 lbs / 25.299 Kg = 516,4 x 6,0 " / 152 mm shells or 5,1 torpedoes
Stability (Unstable if below 1.00): 1,19
Metacentric height 6,9 ft / 2,1 m
Roll period: 16,0 seconds
Steadiness - As gun platform (Average = 50 %): 83 %
- Recoil effect (Restricted arc if above 1.00): 0,03
Seaboat quality (Average = 1.00): 1,98
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0,522
Length to Beam Ratio: 7,07 : 1
'Natural speed' for length: 26,59 kts
Power going to wave formation at top speed: 37 %
Trim (Max stability = 0, Max steadiness = 100): 42
Bow angle (Positive = bow angles forward): 0,00 degrees
Stern overhang: 0,00 ft / 0,00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 30,00 ft / 9,14 m
- Forecastle (20%): 25,00 ft / 7,62 m
- Mid (50%): 25,00 ft / 7,62 m
- Quarterdeck (15%): 25,00 ft / 7,62 m
- Stern: 25,00 ft / 7,62 m
- Average freeboard: 25,40 ft / 7,74 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 61,3%
- Above water (accommodation/working, high = better): 209,0%
Waterplane Area: 48.068 Square feet or 4.466 Square metres
Displacement factor (Displacement / loading): 199%
Structure weight / hull surface area: 120 lbs/sq ft or 585 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,97
- Longitudinal: 1,35
- Overall: 1,00
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
Excellent seaboat, comfortable, can fire her guns in the heaviest weather