CRNS Embra (1938 46cm/45 Triple Gun Fast Super Battleship)

CRNS Embra, Calder Republic Battleship laid down 1938 (Engine 1939)

Displacement:
	57,902 t light; 61,657 t standard; 65,600 t normal; 68,754 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(873.66 ft / 855.00 ft) x 118.11 ft x (36.09 / 37.54 ft)
	(266.29 m / 260.60 m) x 36.00 m  x (11.00 / 11.44 m)

Armament:
      9 - 18.11" / 460 mm 45.0 cal guns - 3,850.00lbs / 1,746.33kg shells, 100 per gun
	  Breech loading guns in turret on barbette mounts, 1938 Model
	  3 x 3-gun mounts on centreline ends, majority forward
		1 raised mount - superfiring
      20 - 5.91" / 150 mm 50.0 cal guns - 109.02lbs / 49.45kg shells, 400 per gun
	  Dual purpose guns in deck and hoist mounts, 1937 Model
	  8 x 2-gun mounts on sides, evenly spread
		4 raised mounts
	  2 x 2-gun mounts on centreline, evenly spread
		2 double raised mounts
      16 - 1.46" / 37.0 mm 57.0 cal guns - 1.68lbs / 0.76kg shells, 2,000 per gun
	  Anti-air guns in deck mounts, 1938 Model
	  4 x Quad mounts on sides, evenly spread
      4 - 0.79" / 20.0 mm 56.0 cal guns - 0.26lbs / 0.12kg shells, 6,000 per gun
	  Anti-air guns in deck mounts, 1938 Model
	  4 x Single mounts on sides forward
      Weight of broadside 36,858 lbs / 16,719 kg

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	15.7" / 400 mm	531.50 ft / 162.00 m	13.06 ft / 3.98 m
	Ends:	Unarmoured
	  Main Belt covers 96 % of normal length

   - Torpedo Bulkhead:
		2.95" / 75 mm	521.56 ft / 158.97 m	34.35 ft / 10.47 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	19.3" / 490 mm	10.4" / 265 mm		17.5" / 445 mm
	2nd:	3.54" / 90 mm	1.57" / 40 mm		2.95" / 75 mm
	3rd:	0.50" / 13 mm	      -			      -
	4th:	0.50" / 13 mm	      -			      -

   - Armoured deck - multiple decks: 7.50" / 191 mm For and Aft decks

   - Conning towers: Forward 17.52" / 445 mm,  Aft 0.00" / 0 mm

Machinery:
	Oil fired boilers, steam turbines,
	Electric motors, 4 shafts, 242,079 shp / 180,591 Kw = 31.50 kts
	Range 9,000nm at 16.00 kts
	Bunker at max displacement = 7,097 tons

Complement:
	2,049 - 2,664

Cost:
	£32.051 million / $128.205 million

Distribution of weights at normal displacement:
	Armament: 5,740 tons, 8.8 %
	Armour: 20,693 tons, 31.5 %
	   - Belts: 4,741 tons, 7.2 %
	   - Torpedo bulkhead: 1,957 tons, 3.0 %
	   - Armament: 5,531 tons, 8.4 %
	   - Armour Deck: 7,849 tons, 12.0 %
	   - Conning Tower: 614 tons, 0.9 %
	Machinery: 6,550 tons, 10.0 %
	Hull, fittings & equipment: 24,820 tons, 37.8 %
	Fuel, ammunition & stores: 7,698 tons, 11.7 %
	Miscellaneous weights: 100 tons, 0.2 %
	   - Hull above water: 100 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  86,593 lbs / 39,278 Kg = 29.2 x 18.1 " / 460 mm shells or 13.4 torpedoes
	Stability (Unstable if below 1.00): 1.07
	Metacentric height 7.3 ft / 2.2 m
	Roll period: 18.3 seconds
	Steadiness	- As gun platform (Average = 50 %): 57 %
			- Recoil effect (Restricted arc if above 1.00): 1.00
	Seaboat quality  (Average = 1.00): 1.00

Hull form characteristics:
	Hull has a flush deck,
	  a straight bulbous bow and a cruiser stern
	Block coefficient (normal/deep): 0.630 / 0.635
	Length to Beam Ratio: 7.24 : 1
	'Natural speed' for length: 29.24 kts
	Power going to wave formation at top speed: 55 %
	Trim (Max stability = 0, Max steadiness = 100): 57
	Bow angle (Positive = bow angles forward): 22.00 degrees
	Stern overhang: 7.00 ft / 2.13 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	22.00 %,  28.87 ft / 8.80 m,  24.28 ft / 7.40 m
	   - Forward deck:	28.00 %,  24.28 ft / 7.40 m,  25.59 ft / 7.80 m
	   - Aft deck:	28.00 %,  25.59 ft / 7.80 m,  25.59 ft / 7.80 m
	   - Quarter deck:	22.00 %,  25.59 ft / 7.80 m,  25.59 ft / 7.80 m
	   - Average freeboard:		25.52 ft / 7.78 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 86.7 %
		- Above water (accommodation/working, high = better): 178.4 %
	Waterplane Area: 75,948 Square feet or 7,056 Square metres
	Displacement factor (Displacement / loading): 109 %
	Structure weight / hull surface area: 259 lbs/sq ft or 1,267 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.96
		- Longitudinal: 1.41
		- Overall: 1.00
	Hull space for machinery, storage, compartmentation is adequate
	Room for accommodation and workspaces is excellent