(http://i8.photobucket.com/albums/a10/RandalthorPK/SC-1891.gif)
Italia-SC-1896, Italia Cruiser laid down 1891 (Engine 1900) Refit 1905
6 in class SC-1 Cupid, SC-2 Diana, SC-3 Fortunata, SC-4 Juno, SC-5 Jupiter, SC-6 Mars
All 6 Units of this class of Cruiser have been scraped as of 1913 HY2
(http://i8.photobucket.com/albums/a10/RandalthorPK/SC-1891.gif)
Italia-SC-1896, Italia Cruiser laid down 1896 (Engine 1900) Refit H209
6 in class SC-7, SC-8, SC-9, SC-10, SC-11, & SC-12
Displacement:
4,413 t light; 4,684 t standard; 5,240 t normal; 5,685 t full load
Dimensions: Length overall / water x beam x draught
330.00 ft / 330.00 ft x 43.00 ft x 22.00 ft (normal load)
100.58 m / 100.58 m x 13.11 m x 6.71 m
Armament:
4 - 8.00" / 203 mm guns (2x2 guns), 256.00lbs / 116.12kg shells, 1896 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread
2 - 8.00" / 203 mm guns in single mounts, 256.00lbs / 116.12kg shells, 1896 Model
Breech loading guns in casemate mounts
on side, all forward
10 - 4.00" / 102 mm guns in single mounts, 32.00lbs / 14.51kg shells, 1896 Model
Quick firing guns in casemate mounts
on side, all amidships
4 guns in hull casemates - Limited use in all but light seas
Weight of broadside 1,856 lbs / 842 kg
Shells per gun, main battery: 150
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 3.00" / 76 mm 300.30 ft / 91.53 m 8.00 ft / 2.44 m
Ends: 1.50" / 38 mm 29.68 ft / 9.05 m 8.00 ft / 2.44 m
Upper: 1.50" / 38 mm 300.30 ft / 91.53 m 8.00 ft / 2.44 m
Main Belt covers 140 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 3.00" / 76 mm 1.50" / 38 mm 3.00" / 76 mm
2nd: 1.50" / 38 mm 0.50" / 13 mm -
3rd: 1.50" / 38 mm 0.50" / 13 mm -
- Armour deck: 1.00" / 25 mm, Conning tower: 3.00" / 76 mm
Machinery:
Coal fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 11,619 ihp / 8,668 Kw = 20.00 kts
Range 6,000nm at 10.00 kts
Bunker at max displacement = 1,001 tons (100% coal)
Complement:
307 - 400
Cost:
£0.603 million / $2.414 million
Distribution of weights at normal displacement:
Armament: 232 tons, 4.4 %
Armour: 821 tons, 15.7 %
- Belts: 447 tons, 8.5 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 165 tons, 3.1 %
- Armour Deck: 190 tons, 3.6 %
- Conning Tower: 19 tons, 0.4 %
Machinery: 1,816 tons, 34.6 %
Hull, fittings & equipment: 1,519 tons, 29.0 %
Fuel, ammunition & stores: 827 tons, 15.8 %
Miscellaneous weights: 25 tons, 0.5 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
2,859 lbs / 1,297 Kg = 11.2 x 8.0 " / 203 mm shells or 0.6 torpedoes
Stability (Unstable if below 1.00): 1.24
Metacentric height 2.1 ft / 0.6 m
Roll period: 12.5 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): .85
Seaboat quality (Average = 1.00): 1.59
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.587
Length to Beam Ratio: 7.67 : 1
'Natural speed' for length: 18.17 kts
Power going to wave formation at top speed: 54 %
Trim (Max stability = 0, Max steadiness = 100): 45
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: 19.00 ft / 5.79 m
- Forecastle (5 %): 19.00 ft / 5.79 m
- Mid (50 %): 19.00 ft / 5.79 m (12.00 ft / 3.66 m aft of break)
- Quarterdeck (5 %): 12.00 ft / 3.66 m
- Stern: 12.00 ft / 3.66 m
- Average freeboard: 15.50 ft / 4.72 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 146.7 %
- Above water (accommodation/working, high = better): 98.6 %
Waterplane Area: 10,257 Square feet or 953 Square metres
Displacement factor (Displacement / loading): 83 %
Structure weight / hull surface area: 81 lbs/sq ft or 396 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.89
- Longitudinal: 2.86
- Overall: 1.00
Caution: Hull subject to strain in open-sea
Hull space for machinery, storage, compartmentation is cramped
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
(http://i8.photobucket.com/albums/a10/RandalthorPK/SC-1891.gif)
Italia-SC-1901, Italia Cruiser laid down 1901 (Engine 1900)
6 in class SC-13. SC-14, SC-15, SC-16, SC-17, & SC-18
Displacement:
4,584 t light; 4,874 t standard; 5,500 t normal; 6,001 t full load
Dimensions: Length overall / water x beam x draught
330.00 ft / 330.00 ft x 43.00 ft x 22.00 ft (normal load)
100.58 m / 100.58 m x 13.11 m x 6.71 m
Armament:
4 - 8.00" / 203 mm guns (2x2 guns), 256.00lbs / 116.12kg shells, 1901 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread
Main guns limited to end-on fire
2 - 8.00" / 203 mm guns in single mounts, 256.00lbs / 116.12kg shells, 1901 Model
Breech loading guns in casemate mounts
on side ends, evenly spread
10 - 4.00" / 102 mm guns in single mounts, 32.00lbs / 14.51kg shells, 1901 Model
Quick firing guns in casemate mounts
on side, all amidships
4 guns in hull casemates - Limited use in all but light seas
4 - 4.00" / 102 mm guns in single mounts, 32.00lbs / 14.51kg shells, 1901 Model
Breech loading guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 1,984 lbs / 900 kg
Shells per gun, main battery: 150
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 3.00" / 76 mm 300.30 ft / 91.53 m 8.00 ft / 2.44 m
Ends: 1.50" / 38 mm 29.68 ft / 9.05 m 8.00 ft / 2.44 m
Upper: 1.50" / 38 mm 300.30 ft / 91.53 m 8.00 ft / 2.44 m
Main Belt covers 140 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 3.00" / 76 mm 1.50" / 38 mm 3.00" / 76 mm
2nd: 1.50" / 38 mm 0.50" / 13 mm -
3rd: 1.50" / 38 mm 0.50" / 13 mm -
4th: 1.50" / 38 mm 0.50" / 13 mm -
- Armour deck: 1.00" / 25 mm, Conning tower: 3.00" / 76 mm
Machinery:
Coal fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 12,089 ihp / 9,018 Kw = 20.00 kts
Range 6,600nm at 10.00 kts
Bunker at max displacement = 1,128 tons (100% coal)
Complement:
319 - 415
Cost:
£0.633 million / $2.533 million
Distribution of weights at normal displacement:
Armament: 248 tons, 4.5 %
Armour: 838 tons, 15.2 %
- Belts: 448 tons, 8.1 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 175 tons, 3.2 %
- Armour Deck: 195 tons, 3.5 %
- Conning Tower: 20 tons, 0.4 %
Machinery: 1,889 tons, 34.3 %
Hull, fittings & equipment: 1,584 tons, 28.8 %
Fuel, ammunition & stores: 916 tons, 16.7 %
Miscellaneous weights: 25 tons, 0.5 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
2,653 lbs / 1,204 Kg = 10.4 x 8.0 " / 203 mm shells or 0.6 torpedoes
Stability (Unstable if below 1.00): 1.25
Metacentric height 2.1 ft / 0.6 m
Roll period: 12.4 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): .85
Seaboat quality (Average = 1.00): 1.53
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.617
Length to Beam Ratio: 7.67 : 1
'Natural speed' for length: 18.17 kts
Power going to wave formation at top speed: 54 %
Trim (Max stability = 0, Max steadiness = 100): 46
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: 19.00 ft / 5.79 m
- Forecastle (5 %): 19.00 ft / 5.79 m
- Mid (50 %): 19.00 ft / 5.79 m (12.00 ft / 3.66 m aft of break)
- Quarterdeck (5 %): 12.00 ft / 3.66 m
- Stern: 12.00 ft / 3.66 m
- Average freeboard: 15.50 ft / 4.72 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 146.4 %
- Above water (accommodation/working, high = better): 97.6 %
Waterplane Area: 10,540 Square feet or 979 Square metres
Displacement factor (Displacement / loading): 83 %
Structure weight / hull surface area: 83 lbs/sq ft or 406 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.89
- Longitudinal: 2.97
- Overall: 1.00
Hull space for machinery, storage, compartmentation is cramped
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
(http://i8.photobucket.com/albums/a10/RandalthorPK/10cruiser.gif)
Scale is 1 pix = 1 foot
Italia HC-1906, Italia Heavy Cruiser laid down 1906 (Engine 1905)
6 in service Numidicas, Africanas [Sunk], Sarimarcus, Parthicus, Dacicus, and Medicus
=============================================================
The 1919 Refit removed 2 5" Casemate Guns, all 3"AAA mounts and increased Misc weight to provide 1912 Fire Control, and Nightfighting Equipment and starshells. This Modification only Effects the Sarimarcus, Parthicus, Dacicus and Medicus.
Displacement:
8,670 t light; 9,090 t standard; 9,950 t normal; 10,638 t full load
Dimensions: Length overall / water x beam x draught
474.06 ft / 470.00 ft x 61.00 ft x 22.00 ft (normal load)
144.49 m / 143.26 m x 18.59 m x 6.71 m
Armament:
6 - 10.00" / 254 mm guns (2x3 guns), 500.00lbs / 226.80kg shells, 1906 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread
12 - 5.00" / 127 mm guns in single mounts, 62.50lbs / 28.35kg shells, 1906 Model
Breech loading guns in casemate mounts
on side, all amidships
4 - 3.00" / 76.2 mm guns (2x2 guns), 13.50lbs / 6.12kg shells, 1906 Model
Breech loading guns in deck mounts with hoists
on centreline, evenly spread, all raised mounts
20 - 0.75" / 19.1 mm guns (10x2 guns), 0.21lbs / 0.10kg shells, 1906 Model
Machine guns in deck mounts
on side, evenly spread
Weight of broadside 3,808 lbs / 1,727 kg
Shells per gun, main battery: 100
2 - 21.0" / 533.4 mm submerged torpedo tubes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 8.00" / 203 mm 269.40 ft / 82.11 m 10.00 ft / 3.05 m
Ends: 4.00" / 102 mm 200.58 ft / 61.14 m 10.00 ft / 3.05 m
Upper: 4.00" / 102 mm 269.40 ft / 82.11 m 8.00 ft / 2.44 m
Main Belt covers 88 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 8.00" / 203 mm 4.00" / 102 mm 8.00" / 203 mm
2nd: 4.00" / 102 mm 2.00" / 51 mm -
3rd: 1.00" / 25 mm 1.00" / 25 mm -
- Armour deck: 2.00" / 51 mm, Conning tower: 8.00" / 203 mm
Machinery:
Coal and oil fired boilers, steam turbines,
Direct drive, 4 shafts, 18,285 shp / 13,640 Kw = 21.00 kts
Range 6,000nm at 10.00 kts
Bunker at max displacement = 1,548 tons (70% coal)
Complement:
497 - 647
Cost:
£0.910 million / $3.642 million
Distribution of weights at normal displacement:
Armament: 476 tons, 4.8 %
Armour: 3,127 tons, 31.4 %
- Belts: 1,620 tons, 16.3 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 686 tons, 6.9 %
- Armour Deck: 742 tons, 7.5 %
- Conning Tower: 80 tons, 0.8 %
Machinery: 1,479 tons, 14.9 %
Hull, fittings & equipment: 3,487 tons, 35.0 %
Fuel, ammunition & stores: 1,280 tons, 12.9 %
Miscellaneous weights: 100 tons, 1.0 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
10,888 lbs / 4,939 Kg = 21.8 x 10.0 " / 254 mm shells or 1.7 torpedoes
Stability (Unstable if below 1.00): 1.13
Metacentric height 3.0 ft / 0.9 m
Roll period: 14.8 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0.65
Seaboat quality (Average = 1.00): 1.44
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.552
Length to Beam Ratio: 7.70 : 1
'Natural speed' for length: 21.68 kts
Power going to wave formation at top speed: 45 %
Trim (Max stability = 0, Max steadiness = 100): 49
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 23.00 ft / 7.01 m
- Forecastle (21 %): 21.00 ft / 6.40 m
- Mid (30 %): 21.00 ft / 6.40 m (13.00 ft / 3.96 m aft of break)
- Quarterdeck (21 %): 13.00 ft / 3.96 m
- Stern: 13.00 ft / 3.96 m
- Average freeboard: 15.57 ft / 4.75 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 88.2 %
- Above water (accommodation/working, high = better): 109.2 %
Waterplane Area: 20,048 Square feet or 1,863 Square metres
Displacement factor (Displacement / loading): 100 %
Structure weight / hull surface area: 115 lbs/sq ft or 560 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.95
- Longitudinal: 1.52
- 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
Good seaboat, rides out heavy weather easily
(http://i8.photobucket.com/albums/a10/RandalthorPK/wolf-1.gif)
This Cruiser was never built but the picture is nice.
(http://i8.photobucket.com/albums/a10/RandalthorPK/8cruiser.gif)
Italia-SC-1909, Italia Scout Cruiser laid down 1909
2 in service H110 Hercules, Venti
Displacement:
7,335 t light; 7,655 t standard; 8,160 t normal; 8,564 t full load
Dimensions: Length overall / water x beam x draught
480.00 ft / 475.00 ft x 52.00 ft x 23.00 ft (normal load)
146.30 m / 144.78 m x 15.85 m x 7.01 m
Armament:
6 - 8.00" / 203 mm guns (2x3 guns), 256.00lbs / 116.12kg shells, 1909 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread
8 - 5.00" / 127 mm guns in single mounts, 62.50lbs / 28.35kg shells, 1909 Model
Breech loading guns in casemate mounts
on side, all amidships
4 guns in hull casemates - Limited use in heavy seas
2 - 3.00" / 76.2 mm guns (1x2 guns), 13.50lbs / 6.12kg shells, 1909 Model
Breech loading guns in a deck mount with hoist
on centreline aft, all raised guns - superfiring
12 - 0.75" / 19.1 mm guns (6x2 guns), 0.21lbs / 0.10kg shells, 1909 Model
Breech loading guns in deck mounts
on side, evenly spread
Weight of broadside 2,066 lbs / 937 kg
Shells per gun, main battery: 130
4 - 20.0" / 508 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 6.00" / 152 mm 348.94 ft / 106.36 m 8.65 ft / 2.64 m
Ends: 3.00" / 76 mm 126.05 ft / 38.42 m 8.65 ft / 2.64 m
Upper: 3.00" / 76 mm 348.94 ft / 106.36 m 8.00 ft / 2.44 m
Main Belt covers 113 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 6.00" / 152 mm 3.00" / 76 mm 6.00" / 152 mm
2nd: 3.00" / 76 mm 1.00" / 25 mm -
3rd: 1.00" / 25 mm 1.00" / 25 mm -
4th: 0.50" / 13 mm 0.50" / 13 mm -
- Armour deck: 1.00" / 25 mm, Conning tower: 6.00" / 152 mm
Machinery:
Oil fired boilers, steam turbines,
Direct drive, 4 shafts, 48,226 shp / 35,976 Kw = 28.00 kts
Range 6,000nm at 10.00 kts
Bunker at max displacement = 909 tons
Complement:
429 - 558
Cost:
£0.780 million / $3.122 million
Distribution of weights at normal displacement:
Armament: 258 tons, 3.2 %
Armour: 1,953 tons, 23.9 %
- Belts: 1,210 tons, 14.8 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 385 tons, 4.7 %
- Armour Deck: 305 tons, 3.7 %
- Conning Tower: 52 tons, 0.6 %
Machinery: 2,192 tons, 26.9 %
Hull, fittings & equipment: 2,832 tons, 34.7 %
Fuel, ammunition & stores: 825 tons, 10.1 %
Miscellaneous weights: 100 tons, 1.2 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
6,557 lbs / 2,974 Kg = 25.6 x 8.0 " / 203 mm shells or 1.1 torpedoes
Stability (Unstable if below 1.00): 1.05
Metacentric height 2.0 ft / 0.6 m
Roll period: 15.3 seconds
Steadiness - As gun platform (Average = 50 %): 59 %
- Recoil effect (Restricted arc if above 1.00): 0.73
Seaboat quality (Average = 1.00): 1.03
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.503
Length to Beam Ratio: 9.13 : 1
'Natural speed' for length: 21.79 kts
Power going to wave formation at top speed: 57 %
Trim (Max stability = 0, Max steadiness = 100): 58
Bow angle (Positive = bow angles forward): 13.40 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 21.00 ft / 6.40 m
- Forecastle (13 %): 20.00 ft / 6.10 m
- Mid (40 %): 20.00 ft / 6.10 m
- Quarterdeck (13 %): 12.00 ft / 3.66 m
- Stern: 12.00 ft / 3.66 m
- Average freeboard: 17.12 ft / 5.22 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 112.8 %
- Above water (accommodation/working, high = better): 114.9 %
Waterplane Area: 16,498 Square feet or 1,533 Square metres
Displacement factor (Displacement / loading): 96 %
Structure weight / hull surface area: 99 lbs/sq ft or 486 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.93
- Longitudinal: 1.78
- Overall: 1.00
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is adequate
2 in service H110 Hercules, Venti
(http://i8.photobucket.com/albums/a10/RandalthorPK/wolf2.gif)
Vitellius, Italia Battle Cruiser laid down 1910 (Engine 1909)
Another Never Built Ship
IMS Vigilanza first vessel built in France,
AC 1913, Italia Armored Cruiser laid down 1913 (Engine 1912)
2 In service IMS Vigilanza and IMS Vendetta,
Displacement:
13,991 t light; 14,583 t standard; 15,927 t normal; 17,002 t full load
Dimensions: Length overall / water x beam x draught
557.00 ft / 557.00 ft x 74.50 ft x 23.65 ft (normal load)
169.77 m / 169.77 m x 22.71 m x 7.21 m
Armament:
8 - 10.00" / 254 mm guns (3 mounts), 500.00lbs / 226.80kg shells, 1910 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority aft, 1 raised gun
12 - 5.00" / 127 mm guns in single mounts, 62.50lbs / 28.35kg shells, 1910 Model
Quick firing guns in casemate mounts
on side, all amidships, all raised mounts - superfiring
16 - 0.75" / 19.1 mm guns (8x2 guns), 0.21lbs / 0.10kg shells, 1913 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 4,753 lbs / 2,156 kg
Shells per gun, main battery: 100
12 - 21.0" / 533.4 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 8.00" / 203 mm 429.20 ft / 130.82 m 10.36 ft / 3.16 m
Ends: 4.00" / 102 mm 127.75 ft / 38.94 m 10.36 ft / 3.16 m
Upper: 4.00" / 102 mm 334.20 ft / 101.86 m 8.00 ft / 2.44 m
Main Belt covers 119 % of normal length
- Torpedo Bulkhead:
1.00" / 25 mm 334.20 ft / 101.86 m 21.51 ft / 6.56 m
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 9.00" / 229 mm 2.00" / 51 mm 8.00" / 203 mm
2nd: 2.00" / 51 mm 2.00" / 51 mm -
3rd: 0.50" / 13 mm - -
- Armour deck: 2.00" / 51 mm, Conning tower: 8.00" / 203 mm
Machinery:
Oil fired boilers, steam turbines,
Direct drive, 4 shafts, 67,312 shp / 50,214 Kw = 27.51 kts
Range 8,600nm at 12.00 kts
Bunker at max displacement = 2,419 tons
Complement:
708 - 921
Cost:
£1.489 million / $5.954 million
Distribution of weights at normal displacement:
Armament: 594 tons, 3.7 %
Armour: 4,566 tons, 28.7 %
- Belts: 2,140 tons, 13.4 %
- Torpedo bulkhead: 266 tons, 1.7 %
- Armament: 961 tons, 6.0 %
- Armour Deck: 1,090 tons, 6.8 %
- Conning Tower: 109 tons, 0.7 %
Machinery: 2,684 tons, 16.9 %
Hull, fittings & equipment: 5,910 tons, 37.1 %
Fuel, ammunition & stores: 1,935 tons, 12.2 %
Miscellaneous weights: 287 tons, 1.5 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
20,505 lbs / 9,301 Kg = 41.0 x 10.0 " / 254 mm shells or 3.0 torpedoes
Stability (Unstable if below 1.00): 1.04
Metacentric height 3.5 ft / 1.1 m
Roll period: 16.7 seconds
Steadiness - As gun platform (Average = 50 %): 71 %
- Recoil effect (Restricted arc if above 1.00): 0.69
Seaboat quality (Average = 1.00): 1.11
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.568
Length to Beam Ratio: 7.48 : 1
'Natural speed' for length: 23.60 kts
Power going to wave formation at top speed: 56 %
Trim (Max stability = 0, Max steadiness = 100): 64
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: 26.50 ft / 8.08 m
- Forecastle (20 %): 23.50 ft / 7.16 m
- Mid (52 %): 23.50 ft / 7.16 m
- Quarterdeck (20 %): 15.00 ft / 4.57 m
- Stern: 15.00 ft / 4.57 m
- Average freeboard: 20.85 ft / 6.36 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 115.8 %
- Above water (accommodation/working, high = better): 136.5 %
Waterplane Area: 29,453 Square feet or 2,736 Square metres
Displacement factor (Displacement / loading): 107 %
Structure weight / hull surface area: 134 lbs/sq ft or 655 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.95
- Longitudinal: 1.60
- Overall: 1.00
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
250T Fire Control
25T Wireless
12T 12 Torpedoes
IMS Taranto, Empire of Italia PC 1917 laid down 1917 (Engine 1916)
Displacement:
7,597 t light; 7,852 t standard; 9,038 t normal; 9,987 t full load
Dimensions: Length overall / water x beam x draught
566.17 ft / 555.00 ft x 55.00 ft x 21.50 ft (normal load)
172.57 m / 169.16 m x 16.76 m x 6.55 m
Armament:
8 - 5.50" / 140 mm guns (4x2 guns), 83.19lbs / 37.73kg shells, 1916 Model
Breech loading guns in deck mounts with hoists
on centreline ends, evenly spread, 2 raised mounts - superfiring
8 - 0.98" / 25.0 mm guns in single mounts, 0.48lbs / 0.22kg shells, 1916 Model
Breech loading guns in deck mounts
on side, all amidships, all raised mounts - superfiring
Weight of broadside 669 lbs / 304 kg
Shells per gun, main battery: 200
12 - 21.0" / 533.4 mm above water torpedoes
Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 2.25" / 57 mm 428.78 ft / 130.69 m 14.90 ft / 4.54 m
Ends: Unarmoured
Main Belt covers 119 % of normal length
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 3.00" / 76 mm 2.00" / 51 mm 2.00" / 51 mm
2nd: 0.35" / 9 mm - -
- Armour deck: 1.50" / 38 mm, Conning tower: 3.00" / 76 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 80,673 shp / 60,182 Kw = 32.00 kts
Range 9,000nm at 14.00 kts
Bunker at max displacement = 2,134 tons
Complement:
463 - 602
Cost:
£1.376 million / $5.505 million
Distribution of weights at normal displacement:
Armament: 84 tons, 0.9 %
Armour: 1,241 tons, 13.7 %
- Belts: 582 tons, 6.4 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 75 tons, 0.8 %
- Armour Deck: 555 tons, 6.1 %
- Conning Tower: 28 tons, 0.3 %
Machinery: 3,006 tons, 33.3 %
Hull, fittings & equipment: 2,991 tons, 33.1 %
Fuel, ammunition & stores: 1,441 tons, 15.9 %
Miscellaneous weights: 275 tons, 3.0 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
7,303 lbs / 3,313 Kg = 87.8 x 5.5 " / 140 mm shells or 1.1 torpedoes
Stability (Unstable if below 1.00): 1.17
Metacentric height 2.7 ft / 0.8 m
Roll period: 13.9 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.24
Seaboat quality (Average = 1.00): 1.06
Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.482
Length to Beam Ratio: 10.09 : 1
'Natural speed' for length: 23.56 kts
Power going to wave formation at top speed: 57 %
Trim (Max stability = 0, Max steadiness = 100): 66
Bow angle (Positive = bow angles forward): 7.00 degrees
Stern overhang: 8.00 ft / 2.44 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 25.80 ft / 7.86 m
- Forecastle (20 %): 17.42 ft / 5.31 m
- Mid (50 %): 17.42 ft / 5.31 m
- Quarterdeck (20 %): 17.42 ft / 5.31 m
- Stern: 17.42 ft / 5.31 m
- Average freeboard: 18.09 ft / 5.51 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 118.7 %
- Above water (accommodation/working, high = better): 104.6 %
Waterplane Area: 20,012 Square feet or 1,859 Square metres
Displacement factor (Displacement / loading): 110 %
Structure weight / hull surface area: 89 lbs/sq ft or 436 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.97
- Longitudinal: 1.36
- Overall: 1.00
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is adequate
Ship has slow, easy roll, a good, steady gun platform
100T Cruiser Fire Control
15T Long Range Wireless
24T 12 Torpedoes in Tubes
100T Mine laying rails and Mines.
25T Spotlights and Night fighting Equipment
11T Crew Comfort Features
Belt Sloped at 10 Degrees, AON Armor.