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- CSS Independence, CSA Battlecruiser laid down 1916
- Displacement:
- 22,530 t light; 23,863 t standard; 25,000 t normal; 25,910 t full load
- Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
- (664.37 ft / 656.17 ft) x 98.43 ft x (26.25 / 26.98 ft)
- (202.50 m / 200.00 m) x 30.00 m x (8.00 / 8.22 m)
- Armament:
- 6 - 15.00" / 381 mm 42.0 cal guns - 1,920.01lbs / 870.90kg shells, 105 per gun
- Breech loading guns in turret on barbette mounts, 1915 Model
- 1 x 2-gun mount on centreline, aft deck aft
- 2 x 2-gun mounts on centreline, forward evenly spread
- 14 - 5.50" / 140 mm 45.0 cal guns - 85.01lbs / 38.56kg shells, 200 per gun
- Breech loading guns in deck and hoist mounts, 1914 Model
- 14 x Single mounts on sides, evenly spread
- 2 - 5.50" / 140 mm 45.0 cal guns - 85.01lbs / 38.56kg shells, 200 per gun
- Breech loading guns in deck and hoist mounts, 1914 Model
- 2 x Single mounts on centreline, evenly spread
- 2 raised mounts
- 4 - 2.99" / 76.0 mm 55.0 cal guns - 14.00lbs / 6.35kg shells, 300 per gun
- Anti-air guns in deck mounts, 1915 Model
- 4 x Single mounts on sides, evenly spread
- Weight of broadside 12,936 lbs / 5,868 kg
- Main Torpedoes
- 4 - 21.0" / 533 mm, 22.62 ft / 6.90 m torpedoes - 1.440 t each, 5.760 t total
- submerged bow & stern tubes
- 2nd Torpedoes
- 4 - 21.0" / 533 mm, 22.62 ft / 6.90 m torpedoes - 1.440 t each, 5.760 t total
- below water reloads
- Armour:
- - Belts: Width (max) Length (avg) Height (avg)
- Main: 9.02" / 229 mm 474.08 ft / 144.50 m 16.40 ft / 5.00 m
- Ends: 2.99" / 76 mm 182.09 ft / 55.50 m 7.87 ft / 2.40 m
- Main Belt covers 111 % of normal length
- - Torpedo Bulkhead - Strengthened structural bulkheads:
- 2.99" / 76 mm 492.13 ft / 150.00 m 26.25 ft / 8.00 m
- Beam between torpedo bulkheads 78.74 ft / 24.00 m
- - Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
- Main: 9.02" / 229 mm 6.54" / 166 mm 6.52" / 166 mm
- 2nd: 2.01" / 51 mm - 5.98" / 152 mm
- 3rd: 2.01" / 51 mm - 5.98" / 152 mm
- - Protected deck - multiple decks:
- For and Aft decks: 3.03" / 77 mm
- Forecastle: 0.98" / 25 mm Quarter deck: 0.98" / 25 mm
- - Conning towers: Forward 9.02" / 229 mm, Aft 0.00" / 0 mm
- Machinery:
- Coal and oil fired boilers, steam turbines,
- Geared drive, 4 shafts, 102,620 shp / 76,554 Kw = 29.00 kts
- Range 8,000nm at 10.00 kts
- Bunker at max displacement = 2,048 tons (40% coal)
- Complement:
- 993 - 1,292
- Cost:
- £3.811 million / $15.245 million
- Distribution of weights at normal displacement:
- Armament: 2,250 tons, 9.0 %
- - Guns: 2,231 tons, 8.9 %
- - Weapons: 19 tons, 0.1 %
- Armour: 8,162 tons, 32.6 %
- - Belts: 3,098 tons, 12.4 %
- - Torpedo bulkhead: 1,430 tons, 5.7 %
- - Armament: 1,187 tons, 4.7 %
- - Armour Deck: 2,282 tons, 9.1 %
- - Conning Tower: 166 tons, 0.7 %
- Machinery: 3,968 tons, 15.9 %
- Hull, fittings & equipment: 8,126 tons, 32.5 %
- Fuel, ammunition & stores: 2,470 tons, 9.9 %
- Miscellaneous weights: 25 tons, 0.1 %
- - Above deck: 25 tons
- Overall survivability and seakeeping ability:
- Survivability (Non-critical penetrating hits needed to sink ship):
- 32,292 lbs / 14,647 Kg = 19.1 x 15.0 " / 381 mm shells or 4.8 torpedoes
- Stability (Unstable if below 1.00): 1.41
- Metacentric height 8.8 ft / 2.7 m
- Roll period: 13.9 seconds
- Steadiness - As gun platform (Average = 50 %): 51 %
- - Recoil effect (Restricted arc if above 1.00): 0.40
- Seaboat quality (Average = 1.00): 1.03
- Hull form characteristics:
- Hull has rise forward of midbreak,
- a ram bow and a cruiser stern
- Block coefficient (normal/deep): 0.516 / 0.521
- Length to Beam Ratio: 6.67 : 1
- 'Natural speed' for length: 25.62 kts
- Power going to wave formation at top speed: 54 %
- Trim (Max stability = 0, Max steadiness = 100): 50
- Bow angle (Positive = bow angles forward): 10.00 degrees
- Stern overhang: -9.84 ft / -3.00 m
- Freeboard (% = length of deck as a percentage of waterline length):
- Fore end, Aft end
- - Forecastle: 21.00 %, 26.25 ft / 8.00 m, 20.69 ft / 6.31 m
- - Forward deck: 60.00 %, 20.69 ft / 6.31 m, 19.69 ft / 6.00 m
- - Aft deck: 15.00 %, 13.12 ft / 4.00 m, 13.12 ft / 4.00 m
- - Quarter deck: 4.00 %, 13.12 ft / 4.00 m, 13.12 ft / 4.00 m
- - Average freeboard: 19.42 ft / 5.92 m
- Ship tends to be wet forward
- Ship space, strength and comments:
- Space - Hull below water (magazines/engines, low = better): 111.1 %
- - Above water (accommodation/working, high = better): 157.3 %
- Waterplane Area: 43,675 Square feet or 4,058 Square metres
- Displacement factor (Displacement / loading): 98 %
- Structure weight / hull surface area: 180 lbs/sq ft or 881 Kg/sq metre
- Hull strength (Relative):
- - Cross-sectional: 0.96
- - Longitudinal: 1.47
- - Overall: 1.00
- Adequate machinery, storage, compartmentation space
- Excellent accommodation and workspace room
- 52mm turtleback slopes
- 25mm flat deck
- 40mm upper deck
- Main belt 4m above waterline and 1m below
- End belt 1.4m above waterline and 1m below
- Main Battery Turrets
- Rear 274mm
- Sides 203mm
- Roof 102mm
- Barbettes
- 4.305 meters at the aft most turret
- 6.305 meters at the forwards pair
- 9 inches above and 5.5 inches below the the upper deck
- Upper deck is located 4 meters above waterline
- https://cdn.discordapp.com/attachments/540700702675173387/558705611567792128/Screenshot_1411.png
- Deck armor specifics above
- http://www.navweaps.com/Weapons/WNBR_15-42_mk1.php
- Yee Haw 5.5" gun
- Yee Haw 3" gun
- Mark IV* torpedo
- http://www.navweaps.com/Weapons/WTBR_PreWWII.php
- CSS Independence and CSS Constitution.
- 25,000t, meaning a two ship class alongside eight 5,000t cruisers to form two squadrons if needed.
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