Based on stol...hija...*ahem* borrowed Japanese Go-Ni Mk.III plans, I present RSNS
Bangkok:
Bangkok, Siamese Very Light Carrier laid down 1934
Displacement:
5,328 t light; 5,467 t standard; 6,350 t normal; 7,057 t full load
Dimensions: Length overall / water x beam x draught
461.56 ft / 450.00 ft x 60.00 ft x 12.00 ft (normal load)
140.68 m / 137.16 m x 18.29 m x 3.66 m
Armament:
12 - 2.24" / 57.0 mm guns (6x2 guns), 6.00lbs / 2.72kg shells, 1934 Model
Dual purpose guns in deck mounts
on side, evenly spread
16 - 0.79" / 20.0 mm guns (4x4 guns), 0.24lbs / 0.11kg shells, 1934 Model
Anti-aircraft guns in deck mounts
on side ends, evenly spread
8 - 0.51" / 13.0 mm guns (4x2 guns), 0.07lbs / 0.03kg shells, 1934 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 76 lbs / 35 kg
Shells per gun, main battery: 250
Air group:
14 aircraft
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: Unarmoured
Upper: 1.57" / 40 mm 295.28 ft / 90.00 m 11.48 ft / 3.50 m
Main Belt covers 101 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 0.98" / 25 mm - -
2nd: 0.98" / 25 mm - -
- Armour deck: 0.98" / 25 mm, Conning tower: 2.56" / 65 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 22,820 shp / 17,024 Kw = 24.00 kts
Range 9,250nm at 15.00 kts (Bunkerage = 1,591 tons)
Complement:
355 - 462
Cost:
£1.404 million / $5.616 million
Distribution of weights at normal displacement:
Armament: 9 tons, 0.1 %
Armour: 1,161 tons, 18.3 %
- Belts: 723 tons, 11.4 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 12 tons, 0.2 %
- Armour Deck: 406 tons, 6.4 %
- Conning Tower: 19 tons, 0.3 %
Machinery: 656 tons, 10.3 %
Hull, fittings & equipment: 2,502 tons, 39.4 %
Fuel, ammunition & stores: 1,022 tons, 16.1 %
Miscellaneous weights: 1,000 tons, 15.7 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
23,029 lbs / 10,446 Kg = 4,075.5 x 2.2 " / 57 mm shells or 3.3 torpedoes
Stability (Unstable if below 1.00): 1.24
Metacentric height 3.4 ft / 1.0 m
Roll period: 13.6 seconds
Steadiness - As gun platform (Average = 50 %): 76 %
- Recoil effect (Restricted arc if above 1.00): 0.01
Seaboat quality (Average = 1.00): 1.99
Hull form characteristics:
Hull has a flush deck
and transom stern
Block coefficient: 0.686
Length to Beam Ratio: 7.50 : 1
'Natural speed' for length: 24.30 kts
Power going to wave formation at top speed: 54 %
Trim (Max stability = 0, Max steadiness = 100): 38
Bow angle (Positive = bow angles forward): 15.00 degrees
Stern overhang: 5.00 ft / 1.52 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 24.50 ft / 7.47 m
- Forecastle (20 %): 24.50 ft / 7.47 m
- Mid (50 %): 24.50 ft / 7.47 m
- Quarterdeck (15 %): 24.50 ft / 7.47 m
- Stern: 24.50 ft / 7.47 m
- Average freeboard: 24.50 ft / 7.47 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 53.0 %
- Above water (accommodation/working, high = better): 293.3 %
Waterplane Area: 22,312 Square feet or 2,073 Square metres
Displacement factor (Displacement / loading): 179 %
Structure weight / hull surface area: 73 lbs/sq ft or 355 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.89
- Longitudinal: 2.92
- Overall: 1.01
Hull space for machinery, storage, compartmentation is excellent
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