Ohio (BB-67) , United States of America Fast Battleship laid down 1943 ( Norfolk Naval Shipyard )

Displacement:
	48,444 t light; 51,472 t standard; 55,861 t normal; 59,372 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(882.99 ft / 870.00 ft) x 108.00 ft x (36.00 / 37.78 ft)
	(269.13 m / 265.18 m) x 32.92 m  x (10.97 / 11.52 m)

Armament:
      9 - 16.00" / 406 mm 66.0 cal guns - 2,275.80lbs / 1,032.29kg shells, 150 per gun
	  Breech loading guns in deck and hoist mounts, 1943 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
	  Main guns limited to end-on fire
      18 - 5.00" / 127 mm 16.0 cal guns - 55.49lbs / 25.17kg shells, 300 per gun
	  Breech loading guns in deck and hoist mounts, 1943 Model
	  5 x 2 row quad mounts on sides, evenly spread
		4 raised mounts
	  4 x Twin mounts on sides, evenly spread
		2 raised mounts
      70 - 1.57" / 40.0 mm 12.0 cal guns - 1.72lbs / 0.78kg shells, 550 per gun
	  Anti-air guns in deck and hoist mounts, 1943 Model
	  9 x Single mounts on sides, evenly spread
		5 raised mounts
	  6 x Single mounts on sides, evenly spread
		2 raised mounts
      Weight of broadside 21,601 lbs / 9,798 kg

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	18.0" / 457 mm	609.00 ft / 185.62 m	14.00 ft / 4.27 m
	Ends:	15.0" / 381 mm	260.00 ft / 79.25 m	14.00 ft / 4.27 m
	  1.00 ft / 0.30 m Unarmoured ends
	Upper:	13.0" / 330 mm	609.00 ft / 185.62 m	10.00 ft / 3.05 m
	  Main Belt covers 108 % of normal length

   - Torpedo Bulkhead:
		2.00" / 51 mm	609.00 ft / 185.62 m	30.79 ft / 9.38 m

   - Hull Bulges:
		0.00" / 0 mm	  0.00 ft / 0.00 m	0.00 ft / 0.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	14.0" / 356 mm	10.0" / 254 mm		13.5" / 343 mm
	2nd:	8.00" / 203 mm	6.00" / 152 mm		4.00" / 102 mm
	3rd:	1.00" / 25 mm	      -			      -

   - Box over machinery: 6.00" / 152 mm

Machinery:
	Oil fired boilers, steam turbines plus diesel motors,
	Geared drive, 4 shafts, 233,209 shp / 173,974 Kw = 33.00 kts
	Range 10,000nm at 17.00 kts
	Bunker at max displacement = 7,900 tons

Complement:
	1,816 - 2,361

Cost:
	£35.192 million / $140.767 million

Distribution of weights at normal displacement:
	Armament: 5,657 tons, 10.1 %
	Armour: 17,691 tons, 31.7 %
	   - Belts: 11,737 tons, 21.0 %
	   - Torpedo bulkhead: 1,388 tons, 2.5 %
	   - Armament: 1,696 tons, 3.0 %
	   - Armour Deck: 2,870 tons, 5.1 %
	Machinery: 6,023 tons, 10.8 %
	Hull, fittings & equipment: 18,958 tons, 33.9 %
	Fuel, ammunition & stores: 7,416 tons, 13.3 %
	Miscellaneous weights: 116 tons, 0.2 %
	   - Hull below water: 11 tons
	   - Hull void weights: 6 tons
	   - Hull above water: 7 tons
	   - On freeboard deck: 82 tons
	   - Above deck: 10 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  33,299 lbs / 15,104 Kg = 16.3 x 16.0 " / 406 mm shells or 3.1 torpedoes
	Stability (Unstable if below 1.00): 0.84
	Metacentric height 3.9 ft / 1.2 m
	Roll period: 23.1 seconds
	Steadiness	- As gun platform (Average = 50 %): 89 %
			- Recoil effect (Restricted arc if above 1.00): 1.34
	Seaboat quality  (Average = 1.00): 1.02

Hull form characteristics:
	Hull has a flush deck,
	  an extended bulbous bow and small transom stern
	Block coefficient (normal/deep): 0.578 / 0.585
	Length to Beam Ratio: 8.06 : 1
	'Natural speed' for length: 31.80 kts
	Power going to wave formation at top speed: 54 %
	Trim (Max stability = 0, Max steadiness = 100): 87
	Bow angle (Positive = bow angles forward): 19.00 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 %,  29.00 ft / 8.84 m,  26.00 ft / 7.92 m
	   - Forward deck:	35.00 %,  26.00 ft / 7.92 m,  26.00 ft / 7.92 m
	   - Aft deck:	35.00 %,  26.00 ft / 7.92 m,  26.00 ft / 7.92 m
	   - Quarter deck:	15.00 %,  26.00 ft / 7.92 m,  26.00 ft / 7.92 m
	   - Average freeboard:		26.18 ft / 7.98 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 99.9 %
		- Above water (accommodation/working, high = better): 188.2 %
	Waterplane Area: 69,005 Square feet or 6,411 Square metres
	Displacement factor (Displacement / loading): 98 %
	Structure weight / hull surface area: 214 lbs/sq ft or 1,046 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.97
		- Longitudinal: 1.30
		- Overall: 1.00
	Caution: Poor stability - excessive risk of capsizing
	Hull space for machinery, storage, compartmentation is adequate
	Room for accommodation and workspaces is excellent
	Ship has slow, easy roll, a good, steady gun platform