Great Lakes Warships

[Desertfox]

HMAS Geneva

Geneva class, New Switzerland  Great Lakes Battleship laid down 1906

Displacement:
   4,793 t light; 5,058 t standard; 5,375 t normal; 5,629 t full load

Dimensions: Length overall / water x beam x draught
   390.00 ft / 390.00 ft x 48.00 ft x 20.10 ft (normal load)
   118.87 m / 118.87 m x 14.63 m  x 6.13 m

Armament:
      4 - 10.00" / 254 mm guns (2x2 guns), 500.00lbs / 226.80kg shells, 1906 Model
     Breech loading guns in turrets (on barbettes)
     on centreline ends, evenly spread
      4 - 6.00" / 152 mm guns (2x2 guns), 108.00lbs / 48.99kg shells, 1906 Model
     Breech loading guns in deck mounts with hoists
     on centreline ends, evenly spread, all raised mounts
      8 - 4.00" / 102 mm guns in single mounts, 32.00lbs / 14.51kg shells, 1906 Model
     Quick firing guns in deck mounts
     on side, evenly spread
      4 - 1.57" / 40.0 mm guns in single mounts, 1.95lbs / 0.89kg shells, 1906 Model
     Quick firing guns in deck mounts
     on side, evenly spread
   Weight of broadside 2,696 lbs / 1,223 kg
   Shells per gun, main battery: 100

Armour:
   - Belts:      Width (max)   Length (avg)      Height (avg)
   Main:   7.00" / 178 mm   251.00 ft / 76.50 m   9.00 ft / 2.74 m
   Ends:   3.00" / 76 mm   139.00 ft / 42.37 m   9.00 ft / 2.74 m
     Main Belt covers 99 % of normal length

   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   7.00" / 178 mm   3.00" / 76 mm      5.00" / 127 mm
   2nd:   3.00" / 76 mm         -               -

   - Armour deck: 1.50" / 38 mm, Conning tower: 5.00" / 127 mm

Machinery:
   Coal fired boilers, complex reciprocating steam engines,
   Direct drive, 2 shafts, 5,889 ihp / 4,393 Kw = 17.00 kts
   Range 3,500nm at 10.00 kts
   Bunker at max displacement = 570 tons (100% coal)

Complement:
   313 - 408

Cost:
   £0.569 million / $2.274 million

Distribution of weights at normal displacement:
   Armament: 337 tons, 6.3 %
   Armour: 1,468 tons, 27.3 %
      - Belts: 811 tons, 15.1 %
      - Torpedo bulkhead: 0 tons, 0.0 %
      - Armament: 278 tons, 5.2 %
      - Armour Deck: 346 tons, 6.4 %
      - Conning Tower: 33 tons, 0.6 %
   Machinery: 841 tons, 15.7 %
   Hull, fittings & equipment: 2,097 tons, 39.0 %
   Fuel, ammunition & stores: 582 tons, 10.8 %
   Miscellaneous weights: 50 tons, 0.9 %

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     4,936 lbs / 2,239 Kg = 9.9 x 10.0 " / 254 mm shells or 1.1 torpedoes
   Stability (Unstable if below 1.00): 1.10
   Metacentric height 2.0 ft / 0.6 m
   Roll period: 14.2 seconds
   Steadiness   - As gun platform (Average = 50 %): 50 %
         - Recoil effect (Restricted arc if above 1.00): 0.89
   Seaboat quality  (Average = 1.00): 1.20

Hull form characteristics:
   Hull has a flush deck
   Block coefficient: 0.500
   Length to Beam Ratio: 8.13 : 1
   'Natural speed' for length: 19.75 kts
   Power going to wave formation at top speed: 37 %
   Trim (Max stability = 0, Max steadiness = 100): 42
   Bow angle (Positive = bow angles forward): 0.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      17.00 ft / 5.18 m
      - Forecastle (25 %):   11.00 ft / 3.35 m
      - Mid (50 %):      11.00 ft / 3.35 m
      - Quarterdeck (15 %):   11.00 ft / 3.35 m
      - Stern:      11.00 ft / 3.35 m
      - Average freeboard:   11.60 ft / 3.54 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 98.9 %
      - Above water (accommodation/working, high = better): 83.5 %
   Waterplane Area: 12,473 Square feet or 1,159 Square metres
   Displacement factor (Displacement / loading): 91 %
   Structure weight / hull surface area: 106 lbs/sq ft or 519 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.95
      - Longitudinal: 1.67
      - Overall: 1.00
   Hull space for machinery, storage, compartmentation is adequate
   Room for accommodation and workspaces is cramped
   Good seaboat, rides out heavy weather easily

[Desertfox]

HMAS Prince of Wales

Prince of Wales class, New Switzerland  Great Lakes Cruiser laid down 1904 (Engine 1910)

Displacement:
   2,374 t light; 2,512 t standard; 3,006 t normal; 3,401 t full load

Dimensions: Length overall / water x beam x draught
   390.00 ft / 390.00 ft x 41.00 ft x 14.00 ft (normal load)
   118.87 m / 118.87 m x 12.50 m  x 4.27 m

Armament:
      2 - 8.00" / 203 mm guns in single mounts, 256.00lbs / 116.12kg shells, 1904 Model
     Breech loading guns in deck mounts with hoists
     on centreline ends, evenly spread
      10 - 4.00" / 102 mm guns in single mounts, 32.00lbs / 14.51kg shells, 1904 Model
     Breech loading guns in deck mounts
     on side, evenly spread
      8 - 1.57" / 40.0 mm guns (4x2 guns), 1.95lbs / 0.88kg shells, 1904 Model
     Quick firing guns in deck mounts
     on side, evenly spread
      4 - 0.50" / 12.7 mm guns in single mounts, 0.06lbs / 0.03kg shells, 1904 Model
     Machine guns in deck mounts
     on side, evenly spread
   Weight of broadside 848 lbs / 385 kg
   Shells per gun, main battery: 150
   4 - 18.0" / 457.2 mm above water torpedoes

Armour:
   - Belts:      Width (max)   Length (avg)      Height (avg)
   Main:   3.00" / 76 mm   300.00 ft / 91.44 m   9.00 ft / 2.74 m
   Ends:   Unarmoured
     Main Belt covers 118 % of normal length

   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   3.00" / 76 mm   1.00" / 25 mm      1.00" / 25 mm
   2nd:   1.00" / 25 mm         -               -

   - Armour deck: 1.00" / 25 mm, Conning tower: 3.00" / 76 mm

Machinery:
   Coal fired boilers, steam turbines,
   Direct drive, 2 shafts, 10,617 shp / 7,920 Kw = 22.00 kts
   Range 3,400nm at 15.00 kts
   Bunker at max displacement = 889 tons (100% coal)

Complement:
   202 - 263

Cost:
   £0.240 million / $0.959 million

Distribution of weights at normal displacement:
   Armament: 106 tons, 3.5 %
   Armour: 582 tons, 19.4 %
      - Belts: 329 tons, 11.0 %
      - Torpedo bulkhead: 0 tons, 0.0 %
      - Armament: 48 tons, 1.6 %
      - Armour Deck: 192 tons, 6.4 %
      - Conning Tower: 13 tons, 0.4 %
   Machinery: 483 tons, 16.1 %
   Hull, fittings & equipment: 1,103 tons, 36.7 %
   Fuel, ammunition & stores: 632 tons, 21.0 %
   Miscellaneous weights: 100 tons, 3.3 %

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     4,373 lbs / 1,983 Kg = 17.1 x 8.0 " / 203 mm shells or 1.1 torpedoes
   Stability (Unstable if below 1.00): 1.31
   Metacentric height 2.1 ft / 0.6 m
   Roll period: 11.8 seconds
   Steadiness   - As gun platform (Average = 50 %): 71 %
         - Recoil effect (Restricted arc if above 1.00): 0.43
   Seaboat quality  (Average = 1.00): 1.50

Hull form characteristics:
   Hull has a flush deck
   Block coefficient: 0.470
   Length to Beam Ratio: 9.51 : 1
   'Natural speed' for length: 19.75 kts
   Power going to wave formation at top speed: 46 %
   Trim (Max stability = 0, Max steadiness = 100): 47
   Bow angle (Positive = bow angles forward): 0.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      17.00 ft / 5.18 m
      - Forecastle (20 %):   14.00 ft / 4.27 m
      - Mid (40 %):      11.00 ft / 3.35 m
      - Quarterdeck (15 %):   11.00 ft / 3.35 m
      - Stern:      11.00 ft / 3.35 m
      - Average freeboard:   12.14 ft / 3.70 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 83.7 %
      - Above water (accommodation/working, high = better): 97.9 %
   Waterplane Area: 10,373 Square feet or 964 Square metres
   Displacement factor (Displacement / loading): 120 %
   Structure weight / hull surface area: 67 lbs/sq ft or 329 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.97
      - Longitudinal: 1.33
      - Overall: 1.00
   Hull space for machinery, storage, compartmentation is adequate
   Room for accommodation and workspaces is adequate
   Ship has slow, easy roll, a good, steady gun platform
   Excellent seaboat, comfortable, can fire her guns in the heaviest weather

[Desertfox]

HMAS Kangaroo
HMAS Koala
HMAS Wombat
HMAS Wallabie


Kangaroo class, New Switzerland Great Lakes Destroyer laid down 1905 (Engine 1909)

Displacement:
   440 t light; 458 t standard; 588 t normal; 691 t full load

Dimensions: Length overall / water x beam x draught
   250.00 ft / 250.00 ft x 25.00 ft x 7.00 ft (normal load)
   76.20 m / 76.20 m x 7.62 m  x 2.13 m

Armament:
      2 - 4.00" / 102 mm guns in single mounts, 32.00lbs / 14.51kg shells, 1905 Model
     Breech loading guns in deck mounts
     on centreline, evenly spread
      4 - 1.57" / 40.0 mm guns in single mounts, 1.95lbs / 0.88kg shells, 1905 Model
     Breech loading guns in deck mounts
     on side, evenly spread
      4 - 0.50" / 12.7 mm guns in single mounts, 0.06lbs / 0.03kg shells, 1905 Model
     Breech loading guns in deck mounts
     on side, evenly spread
   Weight of broadside 72 lbs / 33 kg
   Shells per gun, main battery: 150
   4 - 18.0" / 457.2 mm above water torpedoes

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   1.00" / 25 mm         -               -

Machinery:
   Coal fired boilers, steam turbines,
   Direct drive, 2 shafts, 7,674 shp / 5,725 Kw = 25.00 kts
   Range 2,150nm at 15.00 kts
   Bunker at max displacement = 233 tons (100% coal)

Complement:
   59 - 77

Cost:
   £0.061 million / $0.246 million

Distribution of weights at normal displacement:
   Armament: 9 tons, 1.5 %
   Armour: 4 tons, 0.7 %
      - Belts: 0 tons, 0.0 %
      - Torpedo bulkhead: 0 tons, 0.0 %
      - Armament: 4 tons, 0.7 %
      - Armour Deck: 0 tons, 0.0 %
      - Conning Tower: 0 tons, 0.0 %
   Machinery: 275 tons, 46.8 %
   Hull, fittings & equipment: 137 tons, 23.3 %
   Fuel, ammunition & stores: 147 tons, 25.1 %
   Miscellaneous weights: 15 tons, 2.6 %

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     199 lbs / 90 Kg = 6.2 x 4.0 " / 102 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.55
   Metacentric height 1.3 ft / 0.4 m
   Roll period: 9.2 seconds
   Steadiness   - As gun platform (Average = 50 %): 71 %
         - Recoil effect (Restricted arc if above 1.00): 0.12
   Seaboat quality  (Average = 1.00): 1.02

Hull form characteristics:
   Hull has a flush deck
   Block coefficient: 0.470
   Length to Beam Ratio: 10.00 : 1
   'Natural speed' for length: 15.81 kts
   Power going to wave formation at top speed: 62 %
   Trim (Max stability = 0, Max steadiness = 100): 69
   Bow angle (Positive = bow angles forward): 0.00 degrees
   Stern overhang: 0.00 ft / 0.00 m
   Freeboard (% = measuring location as a percentage of overall length):
      - Stem:      14.00 ft / 4.27 m
      - Forecastle (20 %):   9.00 ft / 2.74 m
      - Mid (50 %):      9.00 ft / 2.74 m
      - Quarterdeck (15 %):   9.00 ft / 2.74 m
      - Stern:      9.00 ft / 2.74 m
      - Average freeboard:   9.40 ft / 2.87 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 165.7 %
      - Above water (accommodation/working, high = better): 79.6 %
   Waterplane Area: 4,054 Square feet or 377 Square metres
   Displacement factor (Displacement / loading): 68 %
   Structure weight / hull surface area: 20 lbs/sq ft or 98 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 0.98
      - 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