MRDA Ubuhle - 1916 Battleship

MRDA Ubuhle, Mazantsi Fast Battleship laid down 1916 (Engine 1918)

Displacement:
	32,732 t light; 34,600 t standard; 36,695 t normal; 38,371 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(630.19 ft / 620.00 ft) x 106.00 ft x (30.00 / 31.16 ft)
	(192.08 m / 188.98 m) x 32.31 m  x (9.14 / 9.50 m)

Armament:
      8 - 16.25" / 413 mm 43.0 cal guns - 2,095.80lbs / 950.64kg shells, 105 per gun
	  Breech loading guns in turret on barbette mounts, 1915 Model
	  3 x 2-gun mounts on centreline, forward evenly spread
		1 raised mount
	  1 x 2-gun mount on centreline, aft deck forward
      8 - 5.50" / 140 mm 50.0 cal guns - 88.07lbs / 39.95kg shells, 400 per gun
	  Quick firing guns in deck and hoist mounts, 1916 Model
	  8 x Twin mounts on sides, aft evenly spread
		2 raised mounts
      Weight of broadside 17,471 lbs / 7,925 kg

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	14.0" / 356 mm	384.40 ft / 117.17 m	12.35 ft / 3.76 m
	Ends:	3.50" / 89 mm	235.58 ft / 71.80 m	12.35 ft / 3.76 m
	Upper:	5.25" / 133 mm	384.40 ft / 117.17 m	8.00 ft / 2.44 m
	  Main Belt covers 95 % of normal length
	  Main Belt inclined -12.00 degrees (positive = in)

   - Torpedo Bulkhead - Additional damage containing bulkheads:
		3.75" / 95 mm	384.40 ft / 117.17 m	28.81 ft / 8.78 m
	Beam between torpedo bulkheads 73.16 ft / 22.30 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	16.5" / 419 mm	8.50" / 216 mm		12.0" / 305 mm
	2nd:	5.00" / 127 mm	3.00" / 76 mm		3.00" / 76 mm

   - Armoured deck - multiple decks:
	For and Aft decks: 4.50" / 114 mm
	Forecastle: 3.00" / 76 mm  Quarter deck: 3.00" / 76 mm

   - Conning towers: Forward 15.00" / 381 mm, Aft 0.00" / 0 mm

Machinery:
	Oil fired boilers, steam turbines,
	Geared drive, 4 shafts, 79,164 shp / 59,057 Kw = 25.00 kts
	Range 10,000nm at 12.00 kts
	Bunker at max displacement = 3,770 tons

Complement:
	1,325 - 1,723

Cost:
	£5.094 million / $20.375 million

Distribution of weights at normal displacement:
	Armament: 3,315 tons, 9.0 %
	   - Guns: 3,315 tons, 9.0 %
	Armour: 13,648 tons, 37.2 %
	   - Belts: 4,106 tons, 11.2 %
	   - Torpedo bulkhead: 1,537 tons, 4.2 %
	   - Armament: 3,724 tons, 10.1 %
	   - Armour Deck: 3,925 tons, 10.7 %
	   - Conning Tower: 357 tons, 1.0 %
	Machinery: 2,856 tons, 7.8 %
	Hull, fittings & equipment: 12,812 tons, 34.9 %
	Fuel, ammunition & stores: 3,963 tons, 10.8 %
	Miscellaneous weights: 100 tons, 0.3 %
	   - On freeboard deck: 100 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  61,776 lbs / 28,021 Kg = 28.8 x 16.3 " / 413 mm shells or 10.9 torpedoes
	Stability (Unstable if below 1.00): 1.17
	Metacentric height 7.3 ft / 2.2 m
	Roll period: 16.5 seconds
	Steadiness	- As gun platform (Average = 50 %): 68 %
			- Recoil effect (Restricted arc if above 1.00): 0.77
	Seaboat quality  (Average = 1.00): 1.36

Hull form characteristics:
	Hull has a flush deck,
	  a normal bow and a cruiser stern
	Block coefficient (normal/deep): 0.651 / 0.656
	Length to Beam Ratio: 5.85 : 1
	'Natural speed' for length: 24.90 kts
	Power going to wave formation at top speed: 54 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 20.00 degrees
	Stern overhang: -6.56 ft / -2.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	19.00 %,  28.00 ft / 8.53 m,  26.00 ft / 7.92 m
	   - Forward deck:	32.00 %,  26.00 ft / 7.92 m,  26.00 ft / 7.92 m
	   - Aft deck:	30.00 %,  26.00 ft / 7.92 m,  26.00 ft / 7.92 m
	   - Quarter deck:	19.00 %,  26.00 ft / 7.92 m,  26.00 ft / 7.92 m
	   - Average freeboard:		26.15 ft / 7.97 m

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 94.0 %
		- Above water (accommodation/working, high = better): 188.3 %
	Waterplane Area: 50,392 Square feet or 4,682 Square metres
	Displacement factor (Displacement / loading): 107 %
	Structure weight / hull surface area: 203 lbs/sq ft or 992 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.92
		- Longitudinal: 2.11
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Excellent accommodation and workspace room
	Good seaboat, rides out heavy weather easily