1927 VMF Во́лга (Volga)

Во́лга (Volga), Soviet Union Battlecruiser laid down 1912 (Engine 1927)

Displacement:
	51,897 t light; 54,358 t standard; 59,278 t normal; 63,215 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(734.42 ft / 724.57 ft) x 100.07 ft x (28.90 / 30.80 ft)
	(223.85 m / 220.85 m) x 30.50 m  x (8.81 / 9.39 m)

Armament:
      6 - 15.98" / 406 mm 45.0 cal guns - 2,461.00lbs / 1,116.29kg shells, 100 per gun
	  Breech loading guns in turret on barbette mounts, 1914 Model
	  2 x 2-gun mounts on centreline, aft evenly spread
		1 raised mount aft
	  1 x 2-gun mount on centreline, forward deck centre
      40 - 5.98" / 152 mm 45.0 cal guns - 91.40lbs / 41.46kg shells, 200 per gun
	  Quick firing guns in casemate mounts, 1912 Model
	  36 x Single mounts on sides, aft evenly spread
		20 hull mounts in casemates- Limited use in heavy seas
	  4 x Single mounts on sides, forward evenly spread
		4 hull mounts in casemates- Limited use in heavy seas
      10 - 2.95" / 75.0 mm 50.0 cal guns - 12.63lbs / 5.73kg shells, 400 per gun
	  Quick firing guns in deck and hoist mounts, 1892 Model
	  4 x Single mounts on sides, aft evenly spread
		4 raised mounts
	  6 x Single mounts on centreline, aft evenly spread
		4 raised mounts
      12 - 1.57" / 40.0 mm 39.0 cal guns - 2.01lbs / 0.91kg shells, 1,500 per gun
	  Anti-air guns in deck mounts, 1912 Model
	  12 x Single mounts on sides, aft evenly spread
		12 double raised mounts
      Weight of broadside 18,573 lbs / 8,424 kg
      Main Torpedoes
      16 - 21.0" / 533 mm, 29.53 ft / 9.00 m torpedoes - 1.832 t each, 29.308 t total
	In 4 sets of deck mounted carriage/fixed tubes

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	18.7" / 475 mm	724.57 ft / 220.85 m	16.45 ft / 5.02 m
	Upper:	9.35" / 238 mm	724.57 ft / 220.85 m	18.09 ft / 5.52 m
	  Main Belt covers 154 % of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		3.94" / 100 mm	656.17 ft / 200.00 m	26.25 ft / 8.00 m
	Beam between torpedo bulkheads 67.26 ft / 20.50 m

   - Hull void:
		1.18" / 30 mm	623.36 ft / 190.00 m	19.69 ft / 6.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	18.7" / 475 mm	7.87" / 200 mm		13.8" / 350 mm
	3rd:	9.35" / 238 mm	3.94" / 100 mm		5.91" / 150 mm

   - Armoured deck - multiple decks:
	For and Aft decks: 8.86" / 225 mm
	Forecastle: 6.69" / 170 mm  Quarter deck: 6.69" / 170 mm

   - Conning towers: Forward 18.70" / 475 mm, Aft 0.00" / 0 mm

Machinery:
	Oil fired boilers, steam turbines,
	Geared drive, 4 shafts, 93,987 shp / 70,114 Kw = 24.00 kts
	Range 10,000nm at 16.00 kts
	Bunker at max displacement = 8,857 tons

Complement:
	1,899 - 2,469

Cost:
	£3.604 million / $14.416 million

Distribution of weights at normal displacement:
	Armament: 3,266 tons, 5.5 %
	   - Guns: 3,229 tons, 5.4 %
	   - Weapons: 37 tons, 0.1 %
	Armour: 33,301 tons, 56.2 %
	   - Belts: 14,550 tons, 24.5 %
	   - Torpedo bulkhead: 2,509 tons, 4.2 %
	   - Void: 536 tons, 0.9 %
	   - Armament: 3,697 tons, 6.2 %
	   - Armour Deck: 11,396 tons, 19.2 %
	   - Conning Tower: 613 tons, 1.0 %
	Machinery: 2,967 tons, 5.0 %
	Hull, fittings & equipment: 12,063 tons, 20.4 %
	Fuel, ammunition & stores: 7,381 tons, 12.5 %
	Miscellaneous weights: 300 tons, 0.5 %
	   - Hull above water: 100 tons
	   - On freeboard deck: 200 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  146,524 lbs / 66,462 Kg = 71.8 x 16.0 " / 406 mm shells or 25.0 torpedoes
	Stability (Unstable if below 1.00): 1.21
	Metacentric height 7.1 ft / 2.2 m
	Roll period: 15.7 seconds
	Steadiness	- As gun platform (Average = 50 %): 74 %
			- Recoil effect (Restricted arc if above 1.00): 0.61
	Seaboat quality  (Average = 1.00): 1.34

Hull form characteristics:
	Hull has rise forward of midbreak,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.990 / 0.991
	Length to Beam Ratio: 7.24 : 1
	'Natural speed' for length: 26.92 kts
	Power going to wave formation at top speed: 50 %
	Trim (Max stability = 0, Max steadiness = 100): 55
	Bow angle (Positive = bow angles forward): 5.00 degrees
	Stern overhang: 3.28 ft / 1.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	10.00 %,  27.03 ft / 8.24 m,  27.03 ft / 8.24 m
	   - Forward deck:	15.00 %,  27.03 ft / 8.24 m,  27.03 ft / 8.24 m
	   - Aft deck:	55.00 %,  20.47 ft / 6.24 m,  20.47 ft / 6.24 m
	   - Quarter deck:	20.00 %,  20.47 ft / 6.24 m,  20.47 ft / 6.24 m
	   - Average freeboard:		22.11 ft / 6.74 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 58.5 %
		- Above water (accommodation/working, high = better): 157.3 %
	Waterplane Area: 72,505 Square feet or 6,736 Square metres
	Displacement factor (Displacement / loading): 113 %
	Structure weight / hull surface area: 171 lbs/sq ft or 834 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 1.01
		- Longitudinal: 1.05
		- Overall: 1.01
	Excellent machinery, storage, compartmentation space
	Excellent accommodation and workspace room
	Ship has slow, easy roll, a good, steady gun platform
	Good seaboat, rides out heavy weather easily

CB modified. Maximum budget 3.615m
Bulged and CB modified, maximum 3.115m

Belt armour is 2x 237.5mm plates laminated together
30+12.5mm weather deck, 0+12.5mm splinter deck, 140mm armoured deck over ends, 140mm protected deck over citadel with 120+140mm slopes.