USS Hawaii (6" guns)

USS Hawaii, American Hawaii-class battlecruiser laid down 1950

Displacement:
	42,161 t light; 44,314 t standard; 47,278 t normal; 49,649 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(875.00 ft / 847.59 ft) x 110.00 ft x (29.00 / 30.15 ft)
	(266.70 m / 258.35 m) x 33.53 m  x (8.84 / 9.19 m)

Armament:
      9 - 12.00" / 305 mm 50.0 cal guns - 1,140.01lbs / 517.10kg shells, 166 per gun
	  Breech loading guns in turret on barbette mounts, 1950 Model
	  2 x 3-gun mounts on centreline, forward deck forward
		1 raised mount - superfiring
	  1 x 3-gun mount on centreline, aft deck aft
      8 - 6.00" / 152 mm 47.0 cal guns - 130.01lbs / 58.97kg shells, 403 per gun
	  Dual purpose guns in deck and hoist mounts, 1950 Model
	  4 x 2-gun mounts on sides, evenly spread
      20 - 3.00" / 76.2 mm 50.0 cal guns - 14.29lbs / 6.48kg shells, 150 per gun
	  Dual purpose guns in deck mounts, 1950 Model
	  6 x Twin mounts on sides, evenly spread
		2 raised mounts
	  8 x Single mounts on sides, evenly spread
		4 raised mounts
      8 - 0.79" / 20.0 mm 70.0 cal guns - 0.27lbs / 0.12kg shells, 4,000 per gun
	  Anti-air guns in deck mounts, 1950 Model
	  8 x Single mounts on sides, evenly spread
		4 raised mounts
      Weight of broadside 11,588 lbs / 5,256 kg

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	12.1" / 307 mm	423.80 ft / 129.17 m	12.59 ft / 3.84 m
	Ends:	0.25" / 6 mm	423.78 ft / 129.17 m	12.59 ft / 3.84 m
	Upper:	6.00" / 152 mm	423.80 ft / 129.17 m	8.00 ft / 2.44 m
	  Main Belt covers 77 % of normal length
	  Main Belt inclined -10.00 degrees (positive = in)

   - Torpedo Bulkhead - Additional damage containing bulkheads:
		6.00" / 152 mm	423.80 ft / 129.17 m	27.44 ft / 8.36 m
	Beam between torpedo bulkheads 80.00 ft / 24.38 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	19.5" / 495 mm	9.00" / 229 mm		17.3" / 439 mm
	2nd:	4.00" / 102 mm	2.00" / 51 mm		5.00" / 127 mm

   - Armoured deck - multiple decks:
	For and Aft decks: 7.50" / 191 mm
	Forecastle: 0.63" / 16 mm  Quarter deck: 0.63" / 16 mm

   - Conning towers: Forward 17.30" / 439 mm, Aft 17.30" / 439 mm

Machinery:
	Oil fired boilers, steam turbines,
	Geared drive, 4 shafts, 205,212 shp / 153,088 Kw = 33.00 kts
	Range 9,500nm at 15.00 kts
	Bunker at max displacement = 5,335 tons

Complement:
	1,603 - 2,084

Cost:
	£24.407 million / $97.627 million

Distribution of weights at normal displacement:
	Armament: 2,325 tons, 4.9 %
	   - Guns: 2,325 tons, 4.9 %
	Armour: 17,836 tons, 37.7 %
	   - Belts: 3,888 tons, 8.2 %
	   - Torpedo bulkhead: 2,582 tons, 5.5 %
	   - Armament: 3,176 tons, 6.7 %
	   - Armour Deck: 7,215 tons, 15.3 %
	   - Conning Towers: 975 tons, 2.1 %
	Machinery: 4,909 tons, 10.4 %
	Hull, fittings & equipment: 16,891 tons, 35.7 %
	Fuel, ammunition & stores: 5,117 tons, 10.8 %
	Miscellaneous weights: 200 tons, 0.4 %
	   - Hull above water: 30 tons
	   - On freeboard deck: 70 tons
	   - Above deck: 100 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  105,184 lbs / 47,711 Kg = 121.7 x 12.0 " / 305 mm shells or 21.0 torpedoes
	Stability (Unstable if below 1.00): 1.21
	Metacentric height 8.1 ft / 2.5 m
	Roll period: 16.2 seconds
	Steadiness	- As gun platform (Average = 50 %): 58 %
			- Recoil effect (Restricted arc if above 1.00): 0.40
	Seaboat quality  (Average = 1.00): 1.16

Hull form characteristics:
	Hull has a flush deck,
	  an extended bulbous bow and large transom stern
	Block coefficient (normal/deep): 0.612 / 0.618
	Length to Beam Ratio: 7.71 : 1
	'Natural speed' for length: 33.51 kts
	Power going to wave formation at top speed: 55 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 35.00 degrees
	Stern overhang: 5.00 ft / 1.52 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	25.00 %,  32.00 ft / 9.75 m,  28.00 ft / 8.53 m
	   - Forward deck:	25.00 %,  28.00 ft / 8.53 m,  28.00 ft / 8.53 m
	   - Aft deck:	25.00 %,  28.00 ft / 8.53 m,  28.00 ft / 8.53 m
	   - Quarter deck:	25.00 %,  28.00 ft / 8.53 m,  28.00 ft / 8.53 m
	   - Average freeboard:		28.40 ft / 8.66 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 74.9 %
		- Above water (accommodation/working, high = better): 239.2 %
	Waterplane Area: 71,888 Square feet or 6,679 Square metres
	Displacement factor (Displacement / loading): 128 %
	Structure weight / hull surface area: 185 lbs/sq ft or 903 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.96
		- Longitudinal: 1.33
		- Overall: 1.00
	Excellent machinery, storage, compartmentation space
	Excellent accommodation and workspace room

Aviation Facilities:
-1 compressed air catapult on aft deck, with nearby recovery crane.
-Internal, below-deck hangar for a single reconnaissance seaplane.