Bolivar, venezuelan battleship laid down 1913 (Engine 1914)
Displacement:
18 462 t light; 19 343 t standard; 20 300 t normal; 21 066 t full load
Dimensions: Length overall / water x beam x draught
566,60 ft / 566,60 ft x 83,99 ft x 25,26 ft (normal load)
172,70 m / 172,70 m x 25,60 m x 7,70 m
Armament:
8 - 13,50" / 343 mm guns (4x2 guns), 1 231,26lbs / 558,49kg shells, 1913 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread
12 - 4,72" / 120 mm guns in single mounts, 52,72lbs / 23,91kg shells, 1913 Model
Quick firing guns in casemate mounts
on side, all amidships
4 - 2,99" / 76,0 mm guns in single mounts, 13,39lbs / 6,07kg shells, 1913 Model
Anti-aircraft guns in deck mounts
on centreline, all amidships
Weight of broadside 10 536 lbs / 4 779 kg
Shells per gun, main battery: 80
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 12,0" / 305 mm 341,21 ft / 104,00 m 13,12 ft / 4,00 m
Ends: 5,98" / 152 mm 131,23 ft / 40,00 m 7,87 ft / 2,40 m
94,16 ft / 28,70 m Unarmoured ends
Upper: 7,99" / 203 mm 98,43 ft / 30,00 m 7,87 ft / 2,40 m
Main Belt covers 93% of normal length
- Torpedo Bulkhead:
1,57" / 40 mm 426,51 ft / 130,00 m 19,69 ft / 6,00 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 11,0" / 279 mm 7,99" / 203 mm 10,0" / 254 mm
2nd: 5,98" / 152 mm - -
- Armour deck: 2,99" / 76 mm, Conning tower: 14,02" / 356 mm
Machinery:
Coal and oil fired boilers, steam turbines,
Geared drive, 4 shafts, 33 005 shp / 24 622 Kw = 22,00 kts
Range 7 000nm at 10,00 kts
Bunker at max displacement = 1 723 tons (50% coal)
Complement:
849 - 1 105
Cost:
£2,115 million / $8,461 million
Distribution of weights at normal displacement:
Armament: 1 317 tons, 6,5%
Armour: 7 800 tons, 38,4%
- Belts: 3 022 tons, 14,9%
- Torpedo bulkhead: 489 tons, 2,4%
- Armament: 2 153 tons, 10,6%
- Armour Deck: 1 910 tons, 9,4%
- Conning Tower: 225 tons, 1,1%
Machinery: 1 332 tons, 6,6%
Hull, fittings & equipment: 8 013 tons, 39,5%
Fuel, ammunition & stores: 1 838 tons, 9,1%
Miscellaneous weights: 0 tons, 0,0%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
29 697 lbs / 13 470 Kg = 24,1 x 13,5 " / 343 mm shells or 5,0 torpedoes
Stability (Unstable if below 1.00): 1,08
Metacentric height 4,5 ft / 1,4 m
Roll period: 16,7 seconds
Steadiness - As gun platform (Average = 50 %): 79 %
- Recoil effect (Restricted arc if above 1.00): 0,90
Seaboat quality (Average = 1.00): 1,58
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0,591
Length to Beam Ratio: 6,75 : 1
'Natural speed' for length: 23,80 kts
Power going to wave formation at top speed: 46 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): -10,00 degrees
Stern overhang: 0,00 ft / 0,00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 24,61 ft / 7,50 m
- Forecastle (20%): 23,62 ft / 7,20 m
- Mid (49%): 23,62 ft / 7,20 m (17,06 ft / 5,20 m aft of break)
- Quarterdeck (15%): 17,06 ft / 5,20 m
- Stern: 17,06 ft / 5,20 m
- Average freeboard: 20,35 ft / 6,20 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 91,5%
- Above water (accommodation/working, high = better): 154,8%
Waterplane Area: 34 514 Square feet or 3 206 Square metres
Displacement factor (Displacement / loading): 97%
Structure weight / hull surface area: 163 lbs/sq ft or 796 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0,94
- Longitudinal: 1,65
- 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
Excellent seaboat, comfortable, can fire her guns in the heaviest weather
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