1904 Battleship Proposal A

Tsarina, Russian Empire Battleship laid down 1904

Displacement:
	8,546 t light; 9,215 t standard; 10,763 t normal; 12,001 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(326.00 ft / 320.00 ft) x 72.00 ft x (30.00 / 32.71 ft)
	(99.36 m / 97.54 m) x 21.95 m  x (9.14 / 9.97 m)

Armament:
      4 - 12.00" / 305 mm 40.0 cal guns - 870.01lbs / 394.63kg shells, 120 per gun
	  Breech loading guns in turret on barbette mounts, 1902 Model
	  2 x 2-gun mounts on centreline ends, evenly spread
      16 - 6.00" / 152 mm 50.0 cal guns - 105.01lbs / 47.63kg shells, 200 per gun
	  Quick firing guns in casemate mounts, 1898 Model
	  16 x Single mounts on sides, evenly spread
		8 hull mounts in casemates- Limited use in all but light seas
      16 - 3.00" / 76.2 mm 50.0 cal guns - 13.01lbs / 5.90kg shells, 300 per gun
	  Quick firing guns in deck mounts, 1898 Model
	  16 x Single mounts on sides, evenly spread
      Weight of broadside 5,368 lbs / 2,435 kg
      Main Torpedoes
      4 - 21.0" / 533 mm, 16.42 ft / 5.00 m torpedoes - 0.923 t each, 3.692 t total
	submerged side tubes
      2nd Torpedoes
      8 - 21.0" / 533 mm, 16.42 ft / 5.00 m torpedoes - 0.923 t each, 7.385 t total
	submerged side tubes

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	12.0" / 305 mm	220.00 ft / 67.06 m	8.00 ft / 2.44 m
	Ends:	6.00" / 152 mm	100.00 ft / 30.48 m	8.00 ft / 2.44 m
	Upper:	6.00" / 152 mm	220.00 ft / 67.06 m	8.00 ft / 2.44 m
	  Main Belt covers 106 % of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		1.50" / 38 mm	220.00 ft / 67.06 m	27.75 ft / 8.46 m
	Beam between torpedo bulkheads 64.00 ft / 19.51 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	12.0" / 305 mm	6.00" / 152 mm		10.0" / 254 mm
	2nd:	6.00" / 152 mm	      -			      -

   - Armoured deck - single deck:
	For and Aft decks: 2.00" / 51 mm
	Forecastle: 2.00" / 51 mm  Quarter deck: 2.00" / 51 mm

   - Conning towers: Forward 12.00" / 305 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 2 shafts, 12,668 ihp / 9,451 Kw = 18.00 kts
	Range 12,000nm at 10.00 kts
	Bunker at max displacement = 2,786 tons (100% coal)

Complement:
	527 - 686

Cost:
	£0.944 million / $3.774 million

Distribution of weights at normal displacement:
	Armament: 1,060 tons, 9.8 %
	   - Guns: 1,037 tons, 9.6 %
	   - Weapons: 22 tons, 0.2 %
	Armour: 3,404 tons, 31.6 %
	   - Belts: 1,619 tons, 15.0 %
	   - Torpedo bulkhead: 339 tons, 3.1 %
	   - Armament: 724 tons, 6.7 %
	   - Armour Deck: 597 tons, 5.5 %
	   - Conning Tower: 126 tons, 1.2 %
	Machinery: 1,863 tons, 17.3 %
	Hull, fittings & equipment: 2,219 tons, 20.6 %
	Fuel, ammunition & stores: 2,217 tons, 20.6 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  10,390 lbs / 4,713 Kg = 12.0 x 12.0 " / 305 mm shells or 2.8 torpedoes
	Stability (Unstable if below 1.00): 1.35
	Metacentric height 5.2 ft / 1.6 m
	Roll period: 13.2 seconds
	Steadiness	- As gun platform (Average = 50 %): 75 %
			- Recoil effect (Restricted arc if above 1.00): 0.37
	Seaboat quality  (Average = 1.00): 1.23

Hull form characteristics:
	Hull has raised forecastle,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.545 / 0.557
	Length to Beam Ratio: 4.44 : 1
	'Natural speed' for length: 17.89 kts
	Power going to wave formation at top speed: 56 %
	Trim (Max stability = 0, Max steadiness = 100): 61
	Bow angle (Positive = bow angles forward): -5.00 degrees
	Stern overhang: -3.00 ft / -0.91 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	15.00 %,  16.00 ft / 4.88 m,  16.00 ft / 4.88 m
	   - Forward deck:	30.00 %,  13.00 ft / 3.96 m,  13.00 ft / 3.96 m
	   - Aft deck:	35.00 %,  13.00 ft / 3.96 m,  13.00 ft / 3.96 m
	   - Quarter deck:	20.00 %,  13.00 ft / 3.96 m,  13.00 ft / 3.96 m
	   - Average freeboard:		13.45 ft / 4.10 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 105.3 %
		- Above water (accommodation/working, high = better): 75.2 %
	Waterplane Area: 16,004 Square feet or 1,487 Square metres
	Displacement factor (Displacement / loading): 100 %
	Structure weight / hull surface area: 131 lbs/sq ft or 642 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.92
		- Longitudinal: 3.86
		- Overall: 1.06
	Adequate machinery, storage, compartmentation space
	Cramped accommodation and workspace room
	Ship has slow, easy roll, a good, steady gun platform
	Good seaboat, rides out heavy weather easily

Fore River Shipyard
12"/40 Mk4 (60rd, 1-2rpm)
6"/50 Mk8 (Common only, 200rd, 6rpm)
3"/50 Mk2 (300rd, 15-20rpm)
Bliss-Leavitt 21" Mark 1 torpedo

Main belt on full ship length 8ft tall, 4ft above waterline at normal load. Thickness 12" over citadel, 6" over ends. Upper 8ft tall belt is 6" thick. Armoured deck is 2" over entire ship connected with upper edge of upper belt over citadel closed by 10" bulkhead, and connected with upper edge of main belt outside citadel.

Main gun turrets have 12" faces and 10" barbettes, 6" sides and 2" roof. Casemate guns are protected by 6" of armour. CT has 12" sides and 2" roof.