1895 MN Le Tremblement

Le Tremblement, La Troisième République Cuirassé laid down 1895

Displacement:
	8,313 t light; 9,384 t standard; 9,989 t normal; 10,473 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(354.33 ft / 328.08 ft) x 65.62 ft x (29.53 / 30.66 ft)
	(108.00 m / 100.00 m) x 20.00 m  x (9.00 / 9.34 m)

Armament:
      28 - 10.79" / 274 mm 40.0 cal guns - 579.00lbs / 262.63kg shells, 90 per gun
	  Breech loading guns in casemate mounts, 1895 Model
	  28 x Single mounts on sides, evenly spread
		14 hull mounts in casemates- Limited use in any sea
      16 - 4.72" / 120 mm 45.0 cal guns - 45.15lbs / 20.48kg shells, 150 per gun
	  Breech loading guns in casemate mounts, 1891 Model
	  16 x Single mounts on sides, evenly spread
		16 raised mounts
      Weight of broadside 16,934 lbs / 7,681 kg
      Main Torpedoes
      24 - 17.7" / 450 mm, 11.67 ft / 3.56 m torpedoes - 0.352 t each, 8.444 t total
	In 6 sets of deck mounted carriage/fixed tubes
      2nd Torpedoes
      48 - 17.7" / 450 mm, 11.67 ft / 3.56 m torpedoes - 0.352 t each, 16.888 t total
	In 6 sets of deck mounted reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	3.94" / 100 mm	295.28 ft / 90.00 m	9.84 ft / 3.00 m
	Ends:	2.36" / 60 mm	  32.78 ft / 9.99 m	10.79 ft / 3.29 m
	  Main Belt covers 138 % of normal length
	  Main Belt inclined 20.00 degrees (positive = in)

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		1.97" / 50 mm	295.28 ft / 90.00 m	29.53 ft / 9.00 m
	Beam between torpedo bulkheads 62.34 ft / 19.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	2nd:	11.8" / 300 mm	3.15" / 80 mm		11.8" / 300 mm
	3rd:	3.94" / 100 mm	1.97" / 50 mm		3.94" / 100 mm

   - Protected deck - single deck:
	For and Aft decks: 3.94" / 100 mm
	Forecastle: 3.94" / 100 mm  Quarter deck: 3.94" / 100 mm

   - Conning towers: Forward 3.94" / 100 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, complex reciprocating steam engines,
	Direct drive, 2 shafts, 9,430 ihp / 7,035 Kw = 17.00 kts
	Range 4,000nm at 10.00 kts
	Bunker at max displacement = 1,090 tons (100% coal)

Complement:
	499 - 649

Cost:
	£1.255 million / $5.019 million

Distribution of weights at normal displacement:
	Armament: 1,987 tons, 19.9 %
	   - Guns: 1,956 tons, 19.6 %
	   - Weapons: 32 tons, 0.3 %
	Armour: 3,792 tons, 38.0 %
	   - Belts: 499 tons, 5.0 %
	   - Torpedo bulkhead: 635 tons, 6.4 %
	   - Armament: 1,513 tons, 15.2 %
	   - Armour Deck: 1,105 tons, 11.1 %
	   - Conning Tower: 39 tons, 0.4 %
	Machinery: 1,598 tons, 16.0 %
	Hull, fittings & equipment: 786 tons, 7.9 %
	Fuel, ammunition & stores: 1,676 tons, 16.8 %
	Miscellaneous weights: 150 tons, 1.5 %
	   - On freeboard deck: 100 tons
	   - Above deck: 50 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  501,216 lbs / 227,348 Kg = 798.6 x 6 " / 152 mm shells or 64.2 torpedoes
	Stability (Unstable if below 1.00): 13,725.06
	Metacentric height 72,949.3 ft / 22,235.0 m
	Roll period: 0.1 seconds
	Steadiness	- As gun platform (Average = 50 %): 100 %
			- Recoil effect (Restricted arc if above 1.00): 0.00
	Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and a round stern
	Block coefficient (normal/deep): 0.550 / 0.555
	Length to Beam Ratio: 5.00 : 1
	'Natural speed' for length: 18.11 kts
	Power going to wave formation at top speed: 51 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -80.00 degrees
	Stern overhang: 16.40 ft / 5.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	5.00 %,  6.56 ft / 2.00 m,  6.56 ft / 2.00 m
	   - Forward deck:	50.00 %,  6.56 ft / 2.00 m,  6.56 ft / 2.00 m
	   - Aft deck:	40.00 %,  6.56 ft / 2.00 m,  6.96 ft / 2.12 m
	   - Quarter deck:	5.00 %,  6.96 ft / 2.12 m,  10.50 ft / 3.20 m
	   - Average freeboard:		6.75 ft / 2.06 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 129.0 %
		- Above water (accommodation/working, high = better): 32.9 %
	Waterplane Area: 15,024 Square feet or 1,396 Square metres
	Displacement factor (Displacement / loading): 70 %
	Structure weight / hull surface area: 117 lbs/sq ft or 571 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.90
		- Longitudinal: 3.29
		- Overall: 1.03
	Cramped machinery, storage, compartmentation space
	Extremely poor 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

274mm/40 Mle 1895
120mm/45 Canet Mle 1891
450mm Whitehead torpedo

Ships in Class:
Le Tremblement (1895)
Le Montagneux (1896)