(Historical data)
The lack of true escorts for the capital ships of the Filipino Navy was the main reasoning for the decision to make these ships a priority of the fleet. Two were proposed to be built immediately in Japan with two more in the plans for the year after.
Displacement: 5,516 t light; 5,870 t standard; 6,889 t normal; 7,704 t full load
Dimensions: Length overall / water x beam x draught
562.83 ft / 556.00 ft x 56.00 ft x 17.00 ft (normal load) [171.55 m / 169.47 m x 17.07 m x 5.18 m]
Armament:
12 - 4.53" / 115 mm guns (6x2 guns), 46.40lbs / 21.05kg shells, 1935 Model Dual purpose guns in deck mounts with hoists on centreline ends, evenly spread, 4 raised mounts - superfiring
16 - 2.95" / 75.0 mm guns (8x2 guns), 12.87lbs / 5.84kg shells, 1935 Model Dual purpose guns in deck mounts with hoists on side ends, evenly spread, 4 raised mounts - superfiring
12 - 1.38" / 35.0 mm guns (6x2 guns), 1.31lbs / 0.59kg shells, 1935 Model Anti-aircraft guns in deck mounts on side, evenly spread
16 - 0.54" / 13.7 mm guns (4x4 guns), 0.08lbs / 0.04kg shells, 1935 Model Machine guns in deck mounts on side, evenly spread, 2 raised mounts
Weight of broadside 780 lbs / 354 kg
Shells per gun, main battery: 450
8 - 24.0" / 609.6 mm above water torpedoes
Armour:
Belts: Width (max) Length (avg) Height (avg)
Main: 3.00" / 76 mm 380.00 ft / 115.82 m 9.00 ft / 2.74 m
Ends: Unarmoured
Main Belt covers 105% of normal length
Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 3.00" / 76 mm 1.00" / 25 mm 2.00" / 51 mm
2nd: 2.00" / 51 mm 1.00" / 25 mm 2.00" / 51 mm
3rd: 1.00" / 25 mm 1.00" / 25 mm -
4th: 1.00" / 25 mm 1.00" / 25 mm -
Armour deck: 1.40" / 36 mm, Conning tower: 2.75" / 70 mm
Machinery:
Oil fired boilers, steam turbines, Geared drive, 3 shafts, 58,346 shp / 43,526 Kw = 32.00 kts
Range 11,000nm at 15.00 kts
Bunker at max displacement = 1,834 tons
Complement: 377 - 491
Cost: £2.581 million / $10.325 million
Distribution of weights at normal displacement:
Armament: 97 tons, 1.4%
Armour: 1,096 tons, 15.9%
- Belts: 423 tons, 6.1%
- Torpedo bulkhead: 0 tons, 0.0%
- Armament: 114 tons, 1.7%
- Armour Deck: 537 tons, 7.8%
- Conning Tower: 21 tons, 0.3%
Machinery: 1,658 tons, 24.1%
Hull, fittings & equipment: 2,416 tons, 35.1%
Fuel, ammunition & stores: 1,372 tons, 19.9%
Miscellaneous weights: 250 tons, 3.6%
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship): 8,234 lbs / 3,735 Kg = 177.4 x 4.5 " / 115 mm shells or 1.4 torpedoes
Stability (Unstable if below 1.00): 1.17
Metacentric height 2.8 ft / 0.9 m
Roll period: 14.0 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0.26
Seaboat quality (Average = 1.00): 1.04
Hull form characteristics:
Hull has a flush deck and transom stern
Block coefficient: 0.456
Length to Beam Ratio: 9.93: 1
'Natural speed' for length: 27.07 kts
Power going to wave formation at top speed: 56 %
Trim (Max stability = 0, Max steadiness = 100): 68
Bow angle (Positive = bow angles forward): 15.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 25.50 ft / 7.77 m
- Forecastle (20%): 15.70 ft / 4.79 m
- Mid (50%): 15.70 ft / 4.79 m
- Quarterdeck (15%): 15.70 ft / 4.79 m
- Stern: 14.00 ft / 4.27 m
- Average freeboard: 16.36 ft / 4.99 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 95.7%
- Above water (accommodation/working, high = better): 126.4%
Waterplane Area: 20,727 Square feet or 1,926 Square metres
Displacement factor (Displacement / loading): 127%
Structure weight / hull surface area: 78 lbs/sq ft or 382 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.89
- Longitudinal: 1.00
- Overall: 0.90
Caution: Hull subject to strain in open-sea
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
Ticao – laid down 1935
Tablas – laid down 1935
Taput – laid down 1936
Tubbataha – laid down 1936
--------------
Refit - Commencing 1944
Ticao, Philippine Light Cruiser laid down 1935
Displacement: 5,523 t light; 5,875 t standard; 6,895 t normal; 7,710 t full load
Dimensions: Length overall / water x beam x draught
562.83 ft / 556.00 ft x 56.00 ft x 16.99 ft (normal load) [171.55 m / 169.47 m x 17.07 m x 5.18 m]
Armament:
12 - 4.53" / 115 mm guns (6x2 guns), 46.40lbs / 21.05kg shells, 1935 Model Dual purpose guns in deck mounts with hoists on centreline ends, evenly spread, 4 raised mounts - superfiring
16 - 2.95" / 75.0 mm guns (8x2 guns), 12.87lbs / 5.84kg shells, 1935 Model Dual purpose guns in deck mounts with hoists on side ends, evenly spread, 4 raised mounts - superfiring
12 - 1.38" / 35.0 mm guns (6x2 guns), 1.31lbs / 0.59kg shells, 1935 Model Anti-aircraft guns in deck mounts on side, evenly spread
Weight of broadside 778 lbs / 353 kg
Shells per gun, main battery: 450
8 - 24.0" / 610 mm above water torpedoes
Armour:
Belts: Width (max) Length (avg) Height (avg)
Main: 2.99" / 76 mm 379.99 ft / 115.82 m 8.99 ft / 2.74 m
Ends: Unarmoured
Main Belt covers 105 % of normal length
Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 2.99" / 76 mm 0.98" / 25 mm 2.01" / 51 mm
2nd: 2.01" / 51 mm 0.98" / 25 mm 2.01" / 51 mm
3rd: 0.98" / 25 mm 0.98" / 25 mm -
Armour deck: 1.42" / 36 mm, Conning tower: 2.76" / 70 mm
Machinery:
Oil fired boilers, steam turbines, Geared drive, 3 shafts, 58,394 shp / 43,562 Kw = 32.00 kts
Range 11,000nm at 15.00 kts
Bunker at max displacement = 1,835 tons
Complement: 377 - 491
Cost: £2.583 million / $10.330 million
Distribution of weights at normal displacement:
Armament: 97 tons, 1.4 %
Armour: 1,098 tons, 15.9 %
- Belts: 421 tons, 6.1 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 111 tons, 1.6 %
- Armour Deck: 544 tons, 7.9 %
- Conning Tower: 22 tons, 0.3 %
Machinery: 1,659 tons, 24.1 %
Hull, fittings & equipment: 2,569 tons, 37.3 %
Fuel, ammunition & stores: 1,372 tons, 19.9 %
Miscellaneous weights: 100 tons, 1.5 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship): 9,066 lbs / 4,112 Kg = 195.4 x 4.5 " / 115 mm shells or 1.5 torpedoes
Stability (Unstable if below 1.00): 1.19
Metacentric height 2.9 ft / 0.9 m
Roll period: 13.8 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0.26
Seaboat quality (Average = 1.00): 1.04
Hull form characteristics:
Hull has a flush deck and transom stern
Block coefficient: 0.456
Length to Beam Ratio: 9.93 : 1
'Natural speed' for length: 27.07 kts
Power going to wave formation at top speed: 56 %
Trim (Max stability = 0, Max steadiness = 100): 68
Bow angle (Positive = bow angles forward): 15.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 25.49 ft / 7.77 m
- Forecastle (20 %): 15.72 ft / 4.79 m
- Mid (50 %): 15.72 ft / 4.79 m
- Quarterdeck (15 %): 15.72 ft / 4.79 m
- Stern: 14.01 ft / 4.27 m
- Average freeboard: 16.37 ft / 4.99 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 93.4 %
- Above water (accommodation/working, high = better): 126.5 %
Waterplane Area: 20,737 Square feet or 1,927 Square metres
Displacement factor (Displacement / loading): 130 %
Structure weight / hull surface area: 83 lbs/sq ft or 406 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.94
- Longitudinal: 1.06
- Overall: 0.96
Caution: Hull subject to strain in open-sea
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
Breakdown of miscellaneous weight:
Radar and associated directors -100 tons
Level 1 Refit:
Add radar
Remove 13.7mm machineguns
Cost - 276 tons
Time to execute - 22 days
Ticao - Refit commenced 1 October 1944, Refit Completed 23 October 1944
Tablas - Refit commenced 1 January 1945, Refit Completed 23 January 1945
Tapit - Refit commenced 1 April 1945, Refit Completed 23 April 1945
Tubataha - Refit commenced 1 April 1945, Refit Completed 23 April 1945