Image originally by Wes/thesmilingassassin and modified by me.
Image by Alvama linked here due to size.
Almirante Latorre class, Chilean Dreadnought, laid down 1913; refitted 1930-31 (Nordmark design)
Displacement:
27,030 t light; 28,831 t standard; 30,420 t normal; 31,691 t full load
Dimensions: Length overall / water x beam x draught
710.00 ft / 700.00 ft x 90.00 ft x 26.00 ft (normal load)
216.41 m / 213.36 m x 27.43 m x 7.92 m
Armament:
10 - 13.39" / 340 mm guns (5x2 guns), 1,199.24lbs / 543.97kg shells, 1913 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 2 raised mounts - superfiring
12 - 5.91" / 150 mm guns (6x2 guns), 102.98lbs / 46.71kg shells, 1931 Model
Breech loading guns in deck mounts with hoists
on side, evenly spread, 2 raised mounts
16 - 4.33" / 110 mm guns in single mounts, 40.61lbs / 18.42kg shells, 1931 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, 6 raised mounts
28 - 1.46" / 37.0 mm guns (14x2 guns), 1.55lbs / 0.70kg shells, 1931 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, 6 raised mounts
Weight of broadside 13,921 lbs / 6,315 kg
Shells per gun, main battery: 150
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 14.0" / 356 mm 490.00 ft / 149.35 m 11.50 ft / 3.51 m
Ends: 4.00" / 102 mm 210.00 ft / 64.01 m 9.50 ft / 2.90 m
Upper: 4.00" / 102 mm 490.00 ft / 149.35 m 8.00 ft / 2.44 m
Main Belt covers 108 % of normal length
- Torpedo Bulkhead:
1.00" / 25 mm 490.00 ft / 149.35 m 25.00 ft / 7.62 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 14.0" / 356 mm 8.00" / 203 mm 10.0" / 254 mm
2nd: 4.00" / 102 mm - -
3rd: 2.00" / 51 mm - -
4th: 0.50" / 13 mm - -
- Armour deck: 4.00" / 102 mm, Conning tower: 13.00" / 330 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 70,430 shp / 52,541 Kw = 25.47 kts
Range 6,000nm at 15.00 kts
Bunker at max displacement = 2,860 tons
Complement:
1,151 - 1,497
Cost:
£2.948 million / $11.793 million
Distribution of weights at normal displacement:
Armament: 1,740 tons, 5.7 %
Armour: 11,279 tons, 37.1 %
- Belts: 4,301 tons, 14.1 %
- Torpedo bulkhead: 453 tons, 1.5 %
- Armament: 2,680 tons, 8.8 %
- Armour Deck: 3,571 tons, 11.7 %
- Conning Tower: 273 tons, 0.9 %
Machinery: 2,106 tons, 6.9 %
Hull, fittings & equipment: 11,805 tons, 38.8 %
Fuel, ammunition & stores: 3,390 tons, 11.1 %
Miscellaneous weights: 100 tons, 0.3 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
45,812 lbs / 20,780 Kg = 38.2 x 13.4 " / 340 mm shells or 6.5 torpedoes
Stability (Unstable if below 1.00): 1.11
Metacentric height 5.2 ft / 1.6 m
Roll period: 16.6 seconds
Steadiness - As gun platform (Average = 50 %): 56 %
- Recoil effect (Restricted arc if above 1.00): 0.83
Seaboat quality (Average = 1.00): 1.25
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.650
Length to Beam Ratio: 7.78 : 1
'Natural speed' for length: 26.46 kts
Power going to wave formation at top speed: 47 %
Trim (Max stability = 0, Max steadiness = 100): 45
Bow angle (Positive = bow angles forward): 18.43 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 %): 24.00 ft / 7.32 m
- Mid (68 %): 22.00 ft / 6.71 m (14.00 ft / 4.27 m aft of break)
- Quarterdeck (15 %): 14.00 ft / 4.27 m
- Stern: 14.00 ft / 4.27 m
- Average freeboard: 20.80 ft / 6.34 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 87.0 %
- Above water (accommodation/working, high = better): 164.9 %
Waterplane Area: 48,262 Square feet or 4,484 Square metres
Displacement factor (Displacement / loading): 103 %
Structure weight / hull surface area: 177 lbs/sq ft or 865 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.99
- Longitudinal: 1.11
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent
Good seaboat, rides out heavy weather easily
Breakdown of Weights
N/A
Ships in Class
-
Almirante Latorre (BB-4) - 1916, rebuilt 1931
-
Almirante Cochrane (BB-5) - 1916, rebuilt 1932
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[SIZE=3]
Almirante Latorre class, Chilean Dreadnought, laid down 1913 (Nordmark design)[/SIZE]
Displacement:
26,730 t light; 28,504 t standard; 30,420 t normal; 31,953 t full load
Dimensions: Length overall / water x beam x draught
708.04 ft / 700.00 ft x 90.00 ft x 26.00 ft (normal load)
215.81 m / 213.36 m x 27.43 m x 7.92 m
Armament:
10 - 13.39" / 340 mm guns (5x2 guns), 1,199.24lbs / 543.97kg shells, 1913 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 2 raised mounts - superfiring
12 - 5.91" / 150 mm guns in single mounts, 102.98lbs / 46.71kg shells, 1913 Model
Breech loading guns in casemate mounts
on side, all amidships, 4 raised mounts - superfiring
10 - 4.33" / 110 mm guns in single mounts, 40.61lbs / 18.42kg shells, 1913 Model
Quick firing guns in deck mounts
on side, evenly spread, 4 raised mounts
20 - 1.46" / 37.0 mm guns (10x2 guns), 1.55lbs / 0.70kg shells, 1913 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, 6 raised mounts
Weight of broadside 13,665 lbs / 6,198 kg
Shells per gun, main battery: 150
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 13.0" / 330 mm 488.00 ft / 148.74 m 11.50 ft / 3.51 m
Ends: 4.00" / 102 mm 212.00 ft / 64.62 m 9.50 ft / 2.90 m
Upper: 4.00" / 102 mm 488.00 ft / 148.74 m 8.00 ft / 2.44 m
Main Belt covers 107 % of normal length
- Torpedo Bulkhead:
1.00" / 25 mm 488.00 ft / 148.74 m 25.00 ft / 7.62 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 13.4" / 340 mm 8.00" / 203 mm 10.0" / 254 mm
2nd: 4.00" / 102 mm - -
3rd: 2.00" / 51 mm - -
4th: 0.50" / 13 mm - -
- Armour deck: 2.50" / 64 mm, Conning tower: 13.00" / 330 mm
Machinery:
Coal fired boilers, complex reciprocating steam engines,
Geared drive, 4 shafts, 56,125 ihp / 41,869 Kw = 24.00 kts
Range 4,500nm at 13.00 kts
Bunker at max displacement = 3,449 tons (100% coal)
Complement:
1,151 - 1,497
Cost:
£3.152 million / $12.607 million
Distribution of weights at normal displacement:
Armament: 1,708 tons, 5.6 %
Armour: 9,707 tons, 31.9 %
- Belts: 4,052 tons, 13.3 %
- Torpedo bulkhead: 451 tons, 1.5 %
- Armament: 2,698 tons, 8.9 %
- Armour Deck: 2,232 tons, 7.3 %
- Conning Tower: 273 tons, 0.9 %
Machinery: 3,705 tons, 12.2 %
Hull, fittings & equipment: 11,610 tons, 38.2 %
Fuel, ammunition & stores: 3,690 tons, 12.1 %
Miscellaneous weights: 0 tons, 0.0 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
37,108 lbs / 16,832 Kg = 30.9 x 13.4 " / 340 mm shells or 4.8 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 5.1 ft / 1.6 m
Roll period: 16.7 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.87
Seaboat quality (Average = 1.00): 1.35
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.650
Length to Beam Ratio: 7.78 : 1
'Natural speed' for length: 26.46 kts
Power going to wave formation at top speed: 44 %
Trim (Max stability = 0, Max steadiness = 100): 52
Bow angle (Positive = bow angles forward): 15.00 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 %): 24.00 ft / 7.32 m
- Mid (68 %): 22.00 ft / 6.71 m (14.00 ft / 4.27 m aft of break)
- Quarterdeck (15 %): 14.00 ft / 4.27 m
- Stern: 14.00 ft / 4.27 m
- Average freeboard: 20.80 ft / 6.34 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 107.1 %
- Above water (accommodation/working, high = better): 164.9 %
Waterplane Area: 48,262 Square feet or 4,484 Square metres
Displacement factor (Displacement / loading): 99 %
Structure weight / hull surface area: 174 lbs/sq ft or 851 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.99
- Longitudinal: 1.05
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily
Breakdown of Weights
N/A