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- BA-98, DMO Pre-Dreadnought Battleship laid down 1898
- Displacement:
- 13,359 t light; 14,034 t standard; 15,211 t normal; 16,153 t full load
- Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
- (426.51 ft / 426.51 ft) x 78.74 ft x (26.25 / 27.58 ft)
- (130.00 m / 130.00 m) x 24.00 m x (8.00 / 8.41 m)
- Armament:
- 4 - 11.81" / 300 mm 50.0 cal guns - 881.85lbs / 400.00kg shells, 150 per gun
- Breech loading guns in turret on barbette mounts, 1898 Model
- 2 x 2-gun mounts on centreline ends, evenly spread
- 8 - 5.91" / 150 mm 45.0 cal guns - 110.23lbs / 50.00kg shells, 150 per gun
- Quick firing guns in turret on barbette mounts, 1898 Model
- 4 x Twin mounts on sides, evenly spread
- 4 - 2.95" / 75.0 mm 40.0 cal guns - 11.02lbs / 5.00kg shells, 150 per gun
- Quick firing guns in deck mounts, 1898 Model
- 4 x Single mounts on side ends, evenly spread
- Weight of broadside 4,453 lbs / 2,020 kg
- Armour:
- - Belts: Width (max) Length (avg) Height (avg)
- Main: 13.8" / 350 mm 426.51 ft / 130.00 m 10.66 ft / 3.25 m
- Upper: 3.94" / 100 mm 426.51 ft / 130.00 m 8.01 ft / 2.44 m
- Main Belt covers 154 % of normal length
- - Torpedo Bulkhead - Strengthened structural bulkheads:
- 1.57" / 40 mm 426.51 ft / 130.00 m 24.90 ft / 7.59 m
- Beam between torpedo bulkheads 78.74 ft / 24.00 m
- - Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
- Main: 13.8" / 350 mm 7.87" / 200 mm 11.8" / 300 mm
- 2nd: 5.91" / 150 mm 3.94" / 100 mm 3.94" / 100 mm
- 3rd: 1.18" / 30 mm 0.79" / 20 mm -
- - Armoured deck - multiple decks:
- For and Aft decks: 2.95" / 75 mm
- Forecastle: 1.97" / 50 mm Quarter deck: 1.97" / 50 mm
- Machinery:
- Coal fired boilers, complex reciprocating steam engines,
- Direct drive, 2 shafts, 21,419 ihp / 15,978 Kw = 20.00 kts
- Range 4,200nm at 12.00 kts
- Bunker at max displacement = 2,119 tons (100% coal)
- Complement:
- 684 - 890
- Cost:
- £1.394 million / $5.575 million
- Distribution of weights at normal displacement:
- Armament: 1,049 tons, 6.9 %
- - Guns: 1,049 tons, 6.9 %
- Armour: 5,624 tons, 37.0 %
- - Belts: 2,816 tons, 18.5 %
- - Torpedo bulkhead: 619 tons, 4.1 %
- - Armament: 929 tons, 6.1 %
- - Armour Deck: 1,260 tons, 8.3 %
- Machinery: 3,455 tons, 22.7 %
- Hull, fittings & equipment: 3,231 tons, 21.2 %
- Fuel, ammunition & stores: 1,853 tons, 12.2 %
- Miscellaneous weights: 0 tons, 0.0 %
- Overall survivability and seakeeping ability:
- Survivability (Non-critical penetrating hits needed to sink ship):
- 14,561 lbs / 6,605 Kg = 17.7 x 11.8 " / 300 mm shells or 2.4 torpedoes
- Stability (Unstable if below 1.00): 1.46
- Metacentric height 6.7 ft / 2.1 m
- Roll period: 12.7 seconds
- Steadiness - As gun platform (Average = 50 %): 58 %
- - Recoil effect (Restricted arc if above 1.00): 0.22
- Seaboat quality (Average = 1.00): 1.16
- Hull form characteristics:
- Hull has a flush deck,
- a normal bow and a cruiser stern
- Block coefficient (normal/deep): 0.604 / 0.610
- Length to Beam Ratio: 5.42 : 1
- 'Natural speed' for length: 20.65 kts
- Power going to wave formation at top speed: 52 %
- 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 (% = length of deck as a percentage of waterline length):
- Fore end, Aft end
- - Forecastle: 19.00 %, 13.12 ft / 4.00 m, 13.12 ft / 4.00 m
- - Forward deck: 31.00 %, 13.12 ft / 4.00 m, 13.12 ft / 4.00 m
- - Aft deck: 31.00 %, 13.12 ft / 4.00 m, 13.12 ft / 4.00 m
- - Quarter deck: 19.00 %, 13.12 ft / 4.00 m, 13.12 ft / 4.00 m
- - Average freeboard: 13.12 ft / 4.00 m
- Ship tends to be wet forward
- Ship space, strength and comments:
- Space - Hull below water (magazines/engines, low = better): 100.8 %
- - Above water (accommodation/working, high = better): 90.1 %
- Waterplane Area: 24,654 Square feet or 2,290 Square metres
- Displacement factor (Displacement / loading): 91 %
- Structure weight / hull surface area: 130 lbs/sq ft or 636 Kg/sq metre
- Hull strength (Relative):
- - Cross-sectional: 0.94
- - Longitudinal: 1.71
- - Overall: 1.00
- Adequate machinery, storage, compartmentation space
- Adequate accommodation and workspace room
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