A larger design requiring a T3 dock, but mounting six 15" guns:
Bucharest II, Rumanian Large Cruiser laid down 1938
Displacement:
21,775 t light; 23,178 t standard; 24,206 t normal; 25,029 t full load
Dimensions: Length overall / water x beam x draught
701.81 ft / 688.98 ft x 85.30 ft (Bulges 91.86 ft) x 26.25 ft (normal load)
213.91 m / 210.00 m x 26.00 m (Bulges 28.00 m) x 8.00 m
Armament:
6 - 14.96" / 380 mm guns (3x2 guns), 1,675.51lbs / 760.00kg shells, 1938 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
2 - 5.31" / 135 mm guns in single mounts, 77.16lbs / 35.00kg shells, 1938 Model
Dual purpose guns in turrets (on barbettes)
on centreline, all aft, all raised mounts - superfiring
16 - 5.31" / 135 mm guns (8x2 guns), 77.16lbs / 35.00kg shells, 1938 Model
Dual purpose guns in deck mounts with hoists
on side, evenly spread
32 - 1.57" / 40.0 mm guns (3 mounts), 2.00lbs / 0.91kg shells, 1938 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, all raised guns
16 - 0.79" / 20.0 mm guns (1x16 guns), 0.25lbs / 0.11kg shells, 1938 Model
Anti-aircraft guns in deck mount
on side
Weight of broadside 11,510 lbs / 5,221 kg
Shells per gun, main battery: 140
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 9.84" / 250 mm 442.91 ft / 135.00 m 11.48 ft / 3.50 m
Ends: Unarmoured
Main Belt covers 99 % of normal length
- Torpedo Bulkhead and Bulges:
2.36" / 60 mm 442.91 ft / 135.00 m 24.61 ft / 7.50 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 9.84" / 250 mm 3.94" / 100 mm 8.86" / 225 mm
2nd: 1.18" / 30 mm 0.79" / 20 mm 1.18" / 30 mm
3rd: 1.18" / 30 mm - -
4th: 0.79" / 20 mm - -
5th: 0.39" / 10 mm - -
- Armour deck: 3.94" / 100 mm, Conning tower: 3.15" / 80 mm
Machinery:
Oil fired boilers, steam turbines plus diesel motors,
Geared drive, 4 shafts, 75,000 shp / 55,950 Kw = 28.18 kts
Range 5,000nm at 15.00 kts (Bunkerage = 1,850 tons)
Complement:
969 - 1,261
Cost:
£12.700 million / $50.801 million
Distribution of weights at normal displacement:
Armament: 1,433 tons, 5.9 %
Armour: 7,577 tons, 31.3 %
- Belts: 2,130 tons, 8.8 %
- Torpedo bulkhead: 953 tons, 3.9 %
- Armament: 1,444 tons, 6.0 %
- Armour Deck: 2,994 tons, 12.4 %
- Conning Tower: 57 tons, 0.2 %
Machinery: 2,054 tons, 8.5 %
Hull, fittings & equipment: 10,561 tons, 43.6 %
Fuel, ammunition & stores: 2,431 tons, 10.0 %
Miscellaneous weights: 150 tons, 0.6 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
25,811 lbs / 11,708 Kg = 15.4 x 15.0 " / 380 mm shells or 3.9 torpedoes
Stability (Unstable if below 1.00): 1.11
Metacentric height 4.8 ft / 1.5 m
Roll period: 17.5 seconds
Steadiness - As gun platform (Average = 50 %): 65 %
- Recoil effect (Restricted arc if above 1.00): 0.70
Seaboat quality (Average = 1.00): 1.16
Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.510
Length to Beam Ratio: 7.50 : 1
'Natural speed' for length: 30.64 kts
Power going to wave formation at top speed: 50 %
Trim (Max stability = 0, Max steadiness = 100): 56
Bow angle (Positive = bow angles forward): 20.00 degrees
Stern overhang: 3.28 ft / 1.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 26.25 ft / 8.00 m
- Forecastle (20 %): 22.97 ft / 7.00 m
- Mid (65 %): 22.97 ft / 7.00 m (13.12 ft / 4.00 m aft of break)
- Quarterdeck (15 %): 13.12 ft / 4.00 m
- Stern: 13.12 ft / 4.00 m
- Average freeboard: 19.78 ft / 6.03 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 96.9 %
- Above water (accommodation/working, high = better): 161.1 %
Waterplane Area: 41,104 Square feet or 3,819 Square metres
Displacement factor (Displacement / loading): 104 %
Structure weight / hull surface area: 180 lbs/sq ft or 879 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.97
- Longitudinal: 1.30
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent