Sloops, destroyers and aviso's

[maddox]

Cleaning out.

[maddox]

The 1910 additions to the light naval forces of France.

The Pluches are sold and delivered to Romania HY 01 1917.

Plumeau, French Torpedo boat destroyer laid down 1909

Displacement:
   503 t light; 522 t standard; 617 t normal; 692 t full load

Dimensions: Length overall / water x beam x draught
   265,75 ft / 262,47 ft x 24,61 ft x 7,55 ft (normal load)
   81,00 m / 80,00 m x 7,50 m  x 2,30 m

Armament:
     2 - 4,13" / 105 mm guns in single mounts, 35,32lbs / 16,02kg shells, 1909 Model
     Quick firing guns in deck mounts
     on centreline ends, evenly spread
     2 - 2,76" / 70,0 mm guns in single mounts, 10,47lbs / 4,75kg shells, 1909 Model
     Quick firing guns in deck mounts
     on side, all amidships
     4 - 0,98" / 25,0 mm guns (2x2 guns), 0,48lbs / 0,22kg shells, 1909 Model
     Machine guns in deck mounts
     on centreline ends, evenly spread, all raised mounts
   Weight of broadside 94 lbs / 42 kg
   Shells per gun, main battery: 120
   4 - 20,0" / 508 mm above water torpedoes

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 10.357 shp / 7.726 Kw = 27,00 kts
  Calculator adjusted speed 29kts
   Range 3.700nm at 12,00 kts
   Bunker at max displacement = 170 tons

Complement:
   61 - 80

Cost:
   £0,069 million / $0,275 million

Distribution of weights at normal displacement:
   Armament: 12 tons, 1,9%
   Machinery: 295 tons, 47,8%
   Hull, fittings & equipment: 179 tons, 29,0%
   Fuel, ammunition & stores: 114 tons, 18,4%
   Miscellaneous weights: 18 tons, 2,9%

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     209 lbs / 95 Kg = 5,9 x 4,1 " / 105 mm shells or 0,2 torpedoes
   Stability (Unstable if below 1.00): 1,39
   Metacentric height 1,1 ft / 0,3 m
   Roll period: 9,9 seconds
   Steadiness   - As gun platform (Average = 50 %): 77 %
         - Recoil effect (Restricted arc if above 1.00): 0,21
   Seaboat quality  (Average = 1.00): 1,31

Hull form characteristics:
   Hull has rise forward of midbreak
   Block coefficient: 0,443
   Length to Beam Ratio: 10,67 : 1
   'Natural speed' for length: 16,20 kts
   Power going to wave formation at top speed: 63 %
   Trim (Max stability = 0, Max steadiness = 100): 59
   Bow angle (Positive = bow angles forward): -5,00 degrees
   Stern overhang: 3,28 ft / 1,00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      19,69 ft / 6,00 m
      - Forecastle (20%):   11,35 ft / 3,46 m
      - Mid (50%):      10,50 ft / 3,20 m (10,17 ft / 3,10 m aft of break)
      - Quarterdeck (15%):   9,84 ft / 3,00 m
      - Stern:      9,84 ft / 3,00 m
      - Average freeboard:   11,19 ft / 3,41 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 171,7%
      - Above water (accommodation/working, high = better): 81,8%
   Waterplane Area: 4.096 Square feet or 381 Square metres
   Displacement factor (Displacement / loading): 59%
   Structure weight / hull surface area: 22 lbs/sq ft or 107 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0,50
      - Longitudinal: 1,86
      - Overall: 0,57
   Hull space for machinery, storage, compartmentation is cramped
   Room for accommodation and workspaces is cramped
   Ship has slow, easy roll, a good, steady gun platform
   Good seaboat, rides out heavy weather easily

Misc weight
8 tons torpedo and tubes
5 tons very small marconi
3 ton crew comfort messures (Insulation, heating and ventilation/cooling of the messroom)

[maddox]

The Chardon class.


Original version found here

Chardon class, France Sloop refit 1916 laid down 1900 (Engine 1906)

Displacement:
   987 t light; 1.032 t standard; 1.315 t normal; 1.542 t full load

Dimensions: Length overall / water x beam x draught
   325,80 ft / 324,80 ft x 32,48 ft x 11,48 ft (normal load)
   99,30 m / 99,00 m x 9,90 m  x 3,50 m

Armament:
      2 - 5,51" / 140 mm guns in single mounts, 92,59lbs / 42,00kg shells, 1900 Model
     Quick firing guns in deck mounts
     on centreline ends, evenly spread
      2 - 2,76" / 70,0 mm guns in single mounts, 10,47lbs / 4,75kg shells, 1900 Model
     Quick firing guns in deck mounts
     on side, all amidships
      4 - 1,46" / 37,0 mm guns in single mounts, 1,55lbs / 0,70kg shells, 1915 Model
     Anti-aircraft guns in deck mounts
     on centreline ends, evenly spread, all raised mounts - superfiring
   Weight of broadside 212 lbs / 96 kg
   Shells per gun, main battery: 150

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0,50" / 13 mm   0,50" / 13 mm            -
   2nd:   0,50" / 13 mm   0,50" / 13 mm            -
   3rd:   0,50" / 13 mm   0,50" / 13 mm            -

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 4.554 shp / 3.397 Kw = 20,00 kts
   Range 6.000nm at 12,00 kts
   Bunker at max displacement = 510 tons

Complement:
   108 - 141

Cost:
   £0,096 million / $0,386 million

Distribution of weights at normal displacement:
   Armament: 24 tons, 1,8%
   Armour: 8 tons, 0,6%
      - Belts: 0 tons, 0,0%
      - Torpedo bulkhead: 0 tons, 0,0%
      - Armament: 8 tons, 0,6%
      - Armour Deck: 0 tons, 0,0%
      - Conning Tower: 0 tons, 0,0%
   Machinery: 296 tons, 22,5%
   Hull, fittings & equipment: 599 tons, 45,5%
   Fuel, ammunition & stores: 328 tons, 24,9%
   Miscellaneous weights: 60 tons, 4,6%

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     2.222 lbs / 1.008 Kg = 26,5 x 5,5 " / 140 mm shells or 0,8 torpedoes
   Stability (Unstable if below 1.00): 1,17
   Metacentric height 1,2 ft / 0,4 m
   Roll period: 12,3 seconds
   Steadiness   - As gun platform (Average = 50 %): 100 %
         - Recoil effect (Restricted arc if above 1.00): 0,32
   Seaboat quality  (Average = 1.00): 2,00

Hull form characteristics:
   Hull has rise forward of midbreak
   Block coefficient: 0,380
   Length to Beam Ratio: 10,00 : 1
   'Natural speed' for length: 18,02 kts
   Power going to wave formation at top speed: 41 %
   Trim (Max stability = 0, Max steadiness = 100): 54
   Bow angle (Positive = bow angles forward): -5,00 degrees
   Stern overhang: 1,00 ft / 0,30 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      20,00 ft / 6,10 m
      - Forecastle (20%):   18,00 ft / 5,49 m
      - Mid (50%):      18,00 ft / 5,49 m (10,00 ft / 3,05 m aft of break)
      - Quarterdeck (15%):   10,00 ft / 3,05 m
      - Stern:      10,00 ft / 3,05 m
      - Average freeboard:   14,16 ft / 4,32 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 92,8%
      - Above water (accommodation/working, high = better): 155,3%
   Waterplane Area: 6.432 Square feet or 598 Square metres
   Displacement factor (Displacement / loading): 154%
   Structure weight / hull surface area: 47 lbs/sq ft or 227 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0,87
      - Longitudinal: 3,30
      - Overall: 1,00
   Hull space for machinery, storage, compartmentation is adequate
   Room for accommodation and workspaces is excellent
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, can fire her guns in the heaviest weather

Refit 1916

All oil firing, for ease of replenishment on sea and a 2 kts higher cruise speed. The 6000nm range keept the same.

The 4 18" fixed tubes are removed and replaced by or mineracks; minesweeper gear or depth change racks.


10 tons small marconi
50 tons AS or mine warfare tools.

[maddox]

The original version.

A basic refit of the Leopard class during HY02 1917.
To give it AS capability. And increase combat power, as tests did show that reloading torpedo tubes at sea is not an option, not on DD's.

Leopard refit 1917, French Destroyer laid down 1914 (Engine 1912)

Displacement:
   999 t light; 1.025 t standard; 1.130 t normal; 1.213 t full load

Dimensions: Length overall / water x beam x draught
   354,33 ft / 354,33 ft x 29,07 ft x 9,84 ft (normal load)
   108,00 m / 108,00 m x 8,86 m  x 3,00 m

Armament:
     1 - 4,13" / 105 mm guns in single mounts, 37,48lbs / 17,00kg shells, 1917 Model
     Quick firing gun in deck mount
     on centreline aft
     2 - 1,46" / 37,0 mm guns in single mounts, 1,55lbs / 0,70kg shells, 1914 Model
     Anti-aircraft guns in deck mounts
     on centreline ends, evenly spread, all raised mounts
   Weight of broadside 41 lbs / 18 kg
   Shells per gun, main battery: 150
   8 - 21,0" / 533,4 mm above water torpedoes

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 28.502 shp / 21.263 Kw = 33,00 kts
   trial speed 34 kts     
   Range 1.655nm at 16,00 kts
   Bunker at max displacement = 188 tons

Complement:
   96 - 126

Cost:
   £0,165 million / $0,658 million

Distribution of weights at normal displacement:
   Armament: 5 tons, 0,4%
   Machinery: 645 tons, 57,1%
   Hull, fittings & equipment: 311 tons, 27,6%
   Fuel, ammunition & stores: 131 tons, 11,6%
   Miscellaneous weights: 38 tons, 3,4%

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     275 lbs / 125 Kg = 7,8 x 4,1 " / 105 mm shells or 0,2 torpedoes
   Stability (Unstable if below 1.00): 1,32
   Metacentric height 1,3 ft / 0,4 m
   Roll period: 10,8 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0,05
   Seaboat quality  (Average = 1.00): 1,03

Hull form characteristics:
   Hull has a flush deck
   Block coefficient: 0,390
   Length to Beam Ratio: 12,19 : 1
   'Natural speed' for length: 18,82 kts
   Power going to wave formation at top speed: 62 %
   Trim (Max stability = 0, Max steadiness = 100): 68
   Bow angle (Positive = bow angles forward): -5,00 degrees
   Stern overhang: 0,00 ft / 0,00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      15,09 ft / 4,60 m
      - Forecastle (15%):   13,78 ft / 4,20 m
      - Mid (27%):      13,12 ft / 4,00 m
      - Quarterdeck (15%):   9,84 ft / 3,00 m
      - Stern:      8,86 ft / 2,70 m
      - Average freeboard:   11,82 ft / 3,60 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 191,1%
      - Above water (accommodation/working, high = better): 68,8%
   Waterplane Area: 6.307 Square feet or 586 Square metres
   Displacement factor (Displacement / loading): 48%
   Structure weight / hull surface area: 26 lbs/sq ft or 129 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0,50
      - Longitudinal: 1,10
      - Overall: 0,54
   Hull space for machinery, storage, compartmentation is cramped
   Room for accommodation and workspaces is cramped
   Ship has slow, easy roll, a good, steady gun platform

16 tons torpedo's, 8 fish in 21" tubes
5 tons Crew comfort messures

3 stern racks with 15 depth charges each

2 ton night fighing equipment.

[maddox]

The 1917 modern Destroyer additiond to the French Fleet. These 20 ships will come of the slips and out of the docks to get their first seafeet in october- january.

Tigre B, French Destroyer laid down 1916

Displacement:
   1.000 t light; 1.045 t standard; 1.172 t normal; 1.273 t full load

Dimensions: Length overall / water x beam x draught
   364,17 ft / 360,89 ft x 29,53 ft x 9,84 ft (normal load)
   111,00 m / 110,00 m x 9,00 m  x 3,00 m

Armament:
     3 - 5,51" / 140 mm guns in single mounts, 83,72lbs / 37,97kg shells, 1916 Model
     Quick firing guns in deck mounts
     on centreline ends, evenly spread, 1 raised mount
     2 - 1,46" / 37,0 mm guns in single mounts, 1,55lbs / 0,70kg shells, 1916 Model
     Anti-aircraft guns in deck mounts
     on side, evenly spread, all raised mounts
   Weight of broadside 254 lbs / 115 kg
   Shells per gun, main battery: 150
   6 - 21,0" / 533,4 mm above water torpedoes

Armour:
  - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0,50" / 13 mm   0,50" / 13 mm            -

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 2 shafts, 25.426 shp / 18.968 Kw = 32,00 kts
   trial speed 33kts   Range 3.200nm at 14,00 kts
   Bunker at max displacement = 229 tons

Complement:
   99 - 130

Cost:
   £0,235 million / $0,940 million

Distribution of weights at normal displacement:
   Armament: 32 tons, 2,7%
   Armour: 8 tons, 0,7%
      - Belts: 0 tons, 0,0%
      - Torpedo bulkhead: 0 tons, 0,0%
      - Armament: 8 tons, 0,7%
      - Armour Deck: 0 tons, 0,0%
      - Conning Tower: 0 tons, 0,0%
   Machinery: 585 tons, 49,9%
   Hull, fittings & equipment: 332 tons, 28,4%
   Fuel, ammunition & stores: 172 tons, 14,7%
   Miscellaneous weights: 43 tons, 3,7%

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     303 lbs / 137 Kg = 3,6 x 5,5 " / 140 mm shells or 0,2 torpedoes
   Stability (Unstable if below 1.00): 1,37
   Metacentric height 1,4 ft / 0,4 m
   Roll period: 10,5 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0,32
   Seaboat quality  (Average = 1.00): 1,03

Hull form characteristics:
   Hull has low quarterdeck
   Block coefficient: 0,391
   Length to Beam Ratio: 12,22 : 1
   'Natural speed' for length: 19,00 kts
   Power going to wave formation at top speed: 60 %
   Trim (Max stability = 0, Max steadiness = 100): 68
   Bow angle (Positive = bow angles forward): -5,00 degrees
   Stern overhang: 3,28 ft / 1,00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      15,09 ft / 4,60 m
      - Forecastle (15%):   11,81 ft / 3,60 m
      - Mid (26%):      11,48 ft / 3,50 m
      - Quarterdeck (15%):   9,19 ft / 2,80 m (11,48 ft / 3,50 m before break)
      - Stern:      9,19 ft / 2,80 m
      - Average freeboard:   11,40 ft / 3,48 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 185,7%
      - Above water (accommodation/working, high = better): 88,5%
   Waterplane Area: 6.528 Square feet or 607 Square metres
   Displacement factor (Displacement / loading): 53%
   Structure weight / hull surface area: 28 lbs/sq ft or 138 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0,50
      - Longitudinal: 0,97
      - Overall: 0,54
   Hull space for machinery, storage, compartmentation is cramped
   Room for accommodation and workspaces is cramped
   Ship has slow, easy roll, a good, steady gun platform

the misc weight is divided:
18 tons torpedo's in the tubes
25 tons Fire Control

[maddox]

Added to the fleet OOB after extensive trials in the med

Le Fantastique/la Merveillieux, French  Countre torpilleur laid down 1916 (Engine 1912)

Displacement:
   1.501 t light; 1.600 t standard; 1.975 t normal; 2.275 t full load

Dimensions: Length overall / water x beam x draught
   393,70 ft / 390,42 ft x 35,17 ft x 10,83 ft (normal load)
   120,00 m / 119,00 m x 10,72 m  x 3,30 m

Armament:
      4 - 5,51" / 140 mm guns in single mounts, 92,59lbs / 42,00kg shells, 1916 Model
     Quick firing guns in deck mounts
     on centreline ends, evenly spread, 2 raised mounts - superfiring
      2 - 5,51" / 140 mm guns in single mounts, 92,59lbs / 42,00kg shells, 1916 Model
     Quick firing guns in deck mounts
     on side, all amidships
      4 - 1,46" / 37,0 mm guns in single mounts, 1,55lbs / 0,70kg shells, 1916 Model
     Anti-aircraft guns in deck mounts
     on side, evenly spread, all raised mounts
   Weight of broadside 562 lbs / 255 kg
   Shells per gun, main battery: 180
   6 - 20,0" / 508 mm above water torpedoes

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0,50" / 13 mm         -               -
   2nd:   0,50" / 13 mm         -               -

Machinery:
   Oil fired boilers, steam turbines,
   Direct drive, 3 shafts, 27.552 shp / 20.554 Kw = 30,00 kts
   Trial speed 30.5kts
   Range 6.000nm at 14,00 kts
     Bunker at max displacement = 675 tons

Complement:
   147 - 192

Cost:
   £0,378 million / $1,510 million

Distribution of weights at normal displacement:
   Armament: 64 tons, 3,2%
   Armour: 9 tons, 0,5%
      - Belts: 0 tons, 0,0%
      - Torpedo bulkhead: 0 tons, 0,0%
      - Armament: 9 tons, 0,5%
      - Armour Deck: 0 tons, 0,0%
      - Conning Tower: 0 tons, 0,0%
   Machinery: 891 tons, 45,1%
   Hull, fittings & equipment: 461 tons, 23,3%
   Fuel, ammunition & stores: 475 tons, 24,0%
   Miscellaneous weights: 75 tons, 3,8%

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     524 lbs / 237 Kg = 6,3 x 5,5 " / 140 mm shells or 0,3 torpedoes
   Stability (Unstable if below 1.00): 1,59
   Metacentric height 2,3 ft / 0,7 m
   Roll period: 9,8 seconds
   Steadiness   - As gun platform (Average = 50 %): 71 %
         - Recoil effect (Restricted arc if above 1.00): 0,30
   Seaboat quality  (Average = 1.00): 1,21

Hull form characteristics:
   Hull has raised forecastle
   Block coefficient: 0,465
   Length to Beam Ratio: 11,10 : 1
   'Natural speed' for length: 19,76 kts
   Power going to wave formation at top speed: 59 %
   Trim (Max stability = 0, Max steadiness = 100): 59
   Bow angle (Positive = bow angles forward): -5,00 degrees
   Stern overhang: 3,28 ft / 1,00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      21,33 ft / 6,50 m
      - Forecastle (30%):   16,40 ft / 5,00 m (11,48 ft / 3,50 m aft of break)
      - Mid (50%):      11,48 ft / 3,50 m
      - Quarterdeck (10%):   11,15 ft / 3,40 m
      - Stern:      10,83 ft / 3,30 m
      - Average freeboard:   13,44 ft / 4,10 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 175,3%
      - Above water (accommodation/working, high = better): 95,0%
   Waterplane Area: 8.869 Square feet or 824 Square metres
   Displacement factor (Displacement / loading): 71%
   Structure weight / hull surface area: 30 lbs/sq ft or 146 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0,50
      - Longitudinal: 0,88
      - Overall: 0,52
   Hull space for machinery, storage, compartmentation is cramped
   Room for accommodation and workspaces is adequate
   Ship has slow, easy roll, a good, steady gun platform
   Good seaboat, rides out heavy weather easily


12 ton torpedo's 6 in the tubes, 6 reloads
25 tons Fire control
25 tons long range marconi
8 ton Depth charges. 2 stern racks and 12 charges each
5 ton damage control facilities (extra generator and pumps)