Quoted
A-1, Siamese Minisub laid down 1936
Displacement:
125 t light; 128 t standard; 137 t normal; 144 t full load
Dimensions: Length overall / water x beam x draught
82.02 ft / 82.02 ft x 13.12 ft x 10.50 ft (normal load)
25.00 m / 25.00 m x 4.00 m x 3.20 m
2 - 19.7" / 500 mm above water torpedoes, 2 - 19.7" / 500 mm submerged torpedo tubes
Machinery:
Diesel Internal combustion generators,
Electric motors, 1 shaft, 150 shp / 112 Kw = 10.32 kts
Range 1,800nm at 10.32 kts
Bunker at max displacement = 16 tons
Complement:
9 - 13
Cost:
£0.026 million / $0.105 million
Distribution of weights at normal displacement:
Armament: 0 tons, 0.0 %
Machinery: 4 tons, 3.1 %
Hull, fittings & equipment: 94 tons, 68.6 %
Fuel, ammunition & stores: 12 tons, 8.6 %
Miscellaneous weights: 27 tons, 19.7 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
46 lbs / 21 Kg = 0.4 x 6 " / 152 mm shells or 0.1 torpedoes
Stability (Unstable if below 1.00): 1.00
Metacentric height 0.2 ft / 0.1 m
Roll period: 11.3 seconds
Steadiness - As gun platform (Average = 50 %): 0 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 0.00
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.424
Length to Beam Ratio: 6.25 : 1
'Natural speed' for length: 9.06 kts
Power going to wave formation at top speed: 49 %
Trim (Max stability = 0, Max steadiness = 100): 50
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: 0.00 ft / 0.00 m
- Forecastle (20 %): 0.00 ft / 0.00 m
- Mid (50 %): 0.00 ft / 0.00 m
- Quarterdeck (15 %): 0.00 ft / 0.00 m
- Stern: 0.00 ft / 0.00 m
- Average freeboard: 0.00 ft / 0.00 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 122.7 %
- Above water (accommodation/working, high = better): 0.0 %
Waterplane Area: 639 Square feet or 59 Square metres
Displacement factor (Displacement / loading): 387 %
Structure weight / hull surface area: 82 lbs/sq ft or 401 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 4.16
- Longitudinal: 9.55
- Overall: 4.52
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is extremely poor
This post has been edited 3 times, last edit by "Carthaginian" (Apr 25th 2008, 12:39am)
Quoted
Originally posted by Brockpaine
Hey, that doesn't look half bad... Decent dive depth, size, etc...
I would be shocked if you got an 8-man crew to reload torpedoes, though...
This post has been edited 3 times, last edit by "Carthaginian" (Apr 25th 2008, 12:38am)
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