Dominion-Class Battleship [1888] (Mazantsi)

Dominion-Class, Mazantsi Dominion Battleship laid down 1888
Barbette ship

Displacement:
	12,478 t light; 13,298 t standard; 14,390 t normal; 15,263 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(457.00 ft / 440.00 ft) x 80.00 ft x (24.50 / 25.70 ft)
	(139.29 m / 134.11 m) x 24.38 m  x (7.47 / 7.83 m)

Armament:
      4 - 16.25" / 413 mm 35.0 cal guns - 1,934.83lbs / 877.62kg shells, 75 per gun
	  Breech loading guns in open barbette mounts, 1885 Model
	  2 x Twin mounts on centreline, evenly spread
      8 - 9.40" / 239 mm 38.0 cal guns - 388.25lbs / 176.11kg shells, 100 per gun
	  Breech loading guns in deck mounts, 1888 Model
	  8 x Single mounts on sides, evenly spread
      10 - 3.00" / 76.2 mm 35.0 cal guns - 12.17lbs / 5.52kg shells, 300 per gun
	  Quick firing guns in casemate mounts, 1885 Model
	  10 x Single mounts on sides, evenly spread
		10 hull mounts in casemates- Limited use in all but light seas
      60 - 1.25" / 31.8 mm 53.0 cal guns - 1.02lbs / 0.46kg shells, 500 per gun
	  Quick firing guns in deck mounts, 1887 Model
	  10 x 2 row sextuple mounts on sides, evenly spread
		10 hull mounts in casemates- Limited use in all but light seas
      Weight of broadside 11,028 lbs / 5,002 kg
      Main Torpedoes
      4 - 28.0" / 711 mm, 10.00 ft / 3.05 m torpedoes - 0.589 t each, 2.358 t total
	submerged bow & stern tubes
      2nd Torpedoes
      4 - 28.0" / 711 mm, 10.00 ft / 3.05 m torpedoes - 0.589 t each, 2.358 t total
	below water reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	12.0" / 305 mm	305.00 ft / 92.96 m	10.73 ft / 3.27 m
	Ends:	4.00" / 102 mm	135.00 ft / 41.15 m	10.73 ft / 3.27 m
	Upper:	4.00" / 102 mm	305.00 ft / 92.96 m	8.00 ft / 2.44 m
	  Main Belt covers 107 % of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		2.00" / 51 mm	305.00 ft / 92.96 m	22.93 ft / 6.99 m
	Beam between torpedo bulkheads 50.00 ft / 15.24 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	      -		      -			12.0" / 305 mm
	2nd:	4.00" / 102 mm	      -			      -
	3rd:	4.00" / 102 mm	1.00" / 25 mm		      -
	4th:	2.00" / 51 mm	      -			      -

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

   - Conning towers: Forward 14.00" / 356 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 4 shafts, 7,054 ihp / 5,262 Kw = 15.00 kts
	Range 8,000nm at 8.00 kts
	Bunker at max displacement = 1,964 tons (100% coal)

Complement:
	656 - 853

Cost:
	£1.148 million / $4.594 million

Distribution of weights at normal displacement:
	Armament: 1,366 tons, 9.5 %
	   - Guns: 1,359 tons, 9.4 %
	   - Weapons: 8 tons, 0.1 %
	Armour: 5,327 tons, 37.0 %
	   - Belts: 2,371 tons, 16.5 %
	   - Torpedo bulkhead: 518 tons, 3.6 %
	   - Armament: 1,314 tons, 9.1 %
	   - Armour Deck: 946 tons, 6.6 %
	   - Conning Tower: 178 tons, 1.2 %
	Machinery: 1,330 tons, 9.2 %
	Hull, fittings & equipment: 4,355 tons, 30.3 %
	Fuel, ammunition & stores: 1,912 tons, 13.3 %
	Miscellaneous weights: 100 tons, 0.7 %
	   - Above deck: 100 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  23,203 lbs / 10,525 Kg = 11.1 x 16.3 " / 413 mm shells or 10.0 torpedoes
	Stability (Unstable if below 1.00): 1.53
	Metacentric height 7.4 ft / 2.2 m
	Roll period: 12.4 seconds
	Steadiness	- As gun platform (Average = 50 %): 88 %
			- Recoil effect (Restricted arc if above 1.00): 0.48
	Seaboat quality  (Average = 1.00): 1.76

Hull form characteristics:
	Hull has rise forward of midbreak,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.584 / 0.590
	Length to Beam Ratio: 5.50 : 1
	'Natural speed' for length: 20.98 kts
	Power going to wave formation at top speed: 35 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -8.00 degrees
	Stern overhang: 5.00 ft / 1.52 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  18.00 ft / 5.49 m,  18.00 ft / 5.49 m
	   - Forward deck:	30.00 %,  18.00 ft / 5.49 m,  18.00 ft / 5.49 m
	   - Aft deck:	35.00 %,  13.00 ft / 3.96 m,  13.00 ft / 3.96 m
	   - Quarter deck:	15.00 %,  13.00 ft / 3.96 m,  13.00 ft / 3.96 m
	   - Average freeboard:		15.50 ft / 4.72 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): 112.7 %
	Waterplane Area: 25,362 Square feet or 2,356 Square metres
	Displacement factor (Displacement / loading): 110 %
	Structure weight / hull surface area: 161 lbs/sq ft or 787 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.92
		- Longitudinal: 2.15
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Adequate accommodation and workspace room
	Ship has slow, easy roll, a good, steady gun platform
	Excellent seaboat, comfortable, can fire her guns in the heaviest weather