1880-Class PCR Protected Cruiser, 1895 Refit [1895] (Calder)

1880-Class PCR (1895 Refit), Calder Republic Protected Cruiser laid down 1880

Displacement:
	3,683 t light; 3,950 t standard; 4,657 t normal; 5,222 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(333.01 ft / 328.08 ft) x 49.21 ft x (16.40 / 18.06 ft)
	(101.50 m / 100.00 m) x 15.00 m  x (5.00 / 5.50 m)

Armament:
      4 - 5.12" / 130 mm 47.0 cal guns - 69.73lbs / 31.63kg shells, 130 per gun
	  Quick firing guns in turret on barbette mounts, 1895 Model
	  2 x Twin mounts on centreline, evenly spread
      18 - 5.12" / 130 mm 47.0 cal guns - 69.73lbs / 31.63kg shells, 200 per gun
	  Quick firing guns in deck mounts, 1895 Model
	  14 x Single mounts on sides, evenly spread
	  4 x Single mounts on centreline, evenly spread
      14 - 2.95" / 75.0 mm 40.0 cal guns - 12.34lbs / 5.60kg shells, 150 per gun
	  Breech loading guns in deck mounts, 1892 Model
	  14 x Single mounts on sides, evenly spread
		14 raised mounts
      Weight of broadside 1,707 lbs / 774 kg
      Main Torpedoes
      2 - 17.7" / 450 mm, 13.12 ft / 4.00 m torpedoes - 0.226 t each, 0.451 t total
	submerged bow & stern tubes
      2nd Torpedoes
      2 - 17.7" / 450 mm, 13.12 ft / 4.00 m torpedoes - 0.226 t each, 0.451 t total
	below water reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Ends:	Unarmoured

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		0.79" / 20 mm	229.66 ft / 70.00 m	15.62 ft / 4.76 m
	Beam between torpedo bulkheads 45.93 ft / 14.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	7.87" / 200 mm	3.94" / 100 mm		3.94" / 100 mm
	2nd:	1.97" / 50 mm	      -			      -
	3rd:	0.49" / 13 mm	      -			      -

   - Protected deck - single deck:
	For and Aft decks: 1.97" / 50 mm
	Forecastle: 1.97" / 50 mm  Quarter deck: 1.97" / 50 mm

   - Conning towers: Forward 5.91" / 150 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 2 shafts, 5,787 ihp / 4,317 Kw = 16.50 kts
	Range 5,000nm at 10.00 kts
	Bunker at max displacement = 1,272 tons (100% coal)

Complement:
	281 - 366

Cost:
	£0.394 million / $1.576 million

Distribution of weights at normal displacement:
	Armament: 321 tons, 6.9 %
	   - Guns: 320 tons, 6.9 %
	   - Weapons: 1 tons, 0.0 %
	Armour: 791 tons, 17.0 %
	   - Torpedo bulkhead: 104 tons, 2.2 %
	   - Armament: 212 tons, 4.5 %
	   - Armour Deck: 440 tons, 9.4 %
	   - Conning Tower: 35 tons, 0.8 %
	Machinery: 1,196 tons, 25.7 %
	Hull, fittings & equipment: 1,375 tons, 29.5 %
	Fuel, ammunition & stores: 974 tons, 20.9 %
	Miscellaneous weights: 0 tons, 0.0 %

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  4,177 lbs / 1,895 Kg = 73.3 x 5.1 " / 130 mm shells or 6.0 torpedoes
	Stability (Unstable if below 1.00): 1.56
	Metacentric height 3.6 ft / 1.1 m
	Roll period: 10.8 seconds
	Steadiness	- As gun platform (Average = 50 %): 100 %
			- Recoil effect (Restricted arc if above 1.00): 0.44
	Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
	Hull has raised forecastle,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.615 / 0.627
	Length to Beam Ratio: 6.67 : 1
	'Natural speed' for length: 18.11 kts
	Power going to wave formation at top speed: 45 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -20.00 degrees
	Stern overhang: -9.84 ft / -3.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  18.57 ft / 5.66 m,  18.57 ft / 5.66 m
	   - Forward deck:	30.00 %,  12.30 ft / 3.75 m,  12.30 ft / 3.75 m
	   - Aft deck:	35.00 %,  12.30 ft / 3.75 m,  12.30 ft / 3.75 m
	   - Quarter deck:	15.00 %,  12.30 ft / 3.75 m,  12.30 ft / 3.75 m
	   - Average freeboard:		13.56 ft / 4.13 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 113.5 %
		- Above water (accommodation/working, high = better): 99.9 %
	Waterplane Area: 11,975 Square feet or 1,113 Square metres
	Displacement factor (Displacement / loading): 113 %
	Structure weight / hull surface area: 94 lbs/sq ft or 461 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.93
		- Longitudinal: 1.93
		- Overall: 1.00
	Cramped 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