...as currently planned.
(drawing thanks to BigRich)
Any comments?
PRS Quezon, Filipino Battleship laid down 1932
Displacement:
30,999 t light; 32,910 t standard; 35,485 t normal; 37,546 t full load
Dimensions: Length overall / water x beam x draught
711.92 ft / 710.00 ft x 104.00 ft x 29.00 ft (normal load)
216.99 m / 216.41 m x 31.70 m x 8.84 m
Armament:
9 - 13.78" / 350 mm guns (3x3 guns), 1,310.00lbs / 594.21kg shells, 1932 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
14 - 6.10" / 155 mm guns (7x2 guns), 120.00lbs / 54.43kg shells, 1932 Model
Breech loading guns in turrets (on barbettes)
on side, all amidships, 3 raised mounts - superfiring
16 - 3.94" / 100 mm guns (8x2 guns), 32.00lbs / 14.51kg shells, 1932 Model
Dual purpose guns in deck mounts with hoists
on side ends, evenly spread, 6 raised mounts - superfiring
18 - 0.98" / 25.0 mm guns (6x3 guns), 0.57lbs / 0.26kg shells, 1932 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, 5 raised mounts
16 - 0.54" / 13.7 mm guns (8x2 guns), 0.11lbs / 0.05kg shells, 1932 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 13,994 lbs / 6,348 kg
Shells per gun, main battery: 150
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 14.8" / 375 mm 385.33 ft / 117.45 m 12.30 ft / 3.75 m
Ends: Unarmoured
Upper: 1.57" / 40 mm 385.33 ft / 117.45 m 13.12 ft / 4.00 m
Main Belt covers 83 % of normal length
- Torpedo Bulkhead:
1.18" / 30 mm 385.33 ft / 117.45 m 27.07 ft / 8.25 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 15.0" / 380 mm 9.45" / 240 mm 13.8" / 350 mm
2nd: 2.95" / 75 mm 1.57" / 40 mm 1.97" / 50 mm
3rd: 1.18" / 30 mm 0.59" / 15 mm 0.98" / 25 mm
4th: 0.59" / 15 mm - -
- Armour deck: 4.92" / 125 mm, Conning tower: 13.58" / 345 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 106,321 shp / 79,316 Kw = 27.75 kts
Range 15,360nm at 12.00 kts (Bunkerage = 4,636 tons)
Complement:
1,292 - 1,680
Cost:
£13.545 million / $54.180 million
Distribution of weights at normal displacement:
Armament: 1,733 tons, 4.9 %
Armour: 12,209 tons, 34.4 %
- Belts: 3,523 tons, 9.9 %
- Torpedo bulkhead: 456 tons, 1.3 %
- Armament: 3,088 tons, 8.7 %
- Armour Deck: 4,826 tons, 13.6 %
- Conning Tower: 316 tons, 0.9 %
Machinery: 3,138 tons, 8.8 %
Hull, fittings & equipment: 13,845 tons, 39.0 %
Fuel, ammunition & stores: 4,486 tons, 12.6 %
Miscellaneous weights: 75 tons, 0.2 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
41,271 lbs / 18,720 Kg = 31.5 x 13.8 " / 350 mm shells or 5.8 torpedoes
Stability (Unstable if below 1.00): 1.04
Metacentric height 5.7 ft / 1.7 m
Roll period: 18.3 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.63
Seaboat quality (Average = 1.00): 1.12
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.580
Length to Beam Ratio: 6.83 : 1
'Natural speed' for length: 26.65 kts
Power going to wave formation at top speed: 52 %
Trim (Max stability = 0, Max steadiness = 100): 63
Bow angle (Positive = bow angles forward): 5.00 degrees
Stern overhang: -3.00 ft / -0.91 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.00 ft / 6.71 m
- Forecastle (23 %): 21.60 ft / 6.58 m
- Mid (50 %): 21.40 ft / 6.52 m
- Quarterdeck (23 %): 21.40 ft / 6.52 m
- Stern: 21.40 ft / 6.52 m
- Average freeboard: 21.51 ft / 6.56 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 83.5 %
- Above water (accommodation/working, high = better): 167.6 %
Waterplane Area: 53,003 Square feet or 4,924 Square metres
Displacement factor (Displacement / loading): 109 %
Structure weight / hull surface area: 192 lbs/sq ft or 938 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.96
- Longitudinal: 1.32
- 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