Torpederos Costaneros

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DELETED

Caravani class in affected to "Destructores y Torpederos"

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La Rioja, NUS Torpedoboat Destroyer laid down 1906 (Engine 1905)



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9 ships in class:
La Rioja
Jujuy
Catamarca
Chubut
Misiones
Salta
Neuguen
Tucuman
Corrientes.

Displacement:
  750 t light; 777 t standard; 888 t normal; 977 t full load

Dimensions: Length overall / water x beam x draught
  235.00 ft / 235.00 ft x 25.00 ft x 11.00 ft (normal load)
  71.63 m / 71.63 m x 7.62 m  x 3.35 m

Armament:
     2 - 4.00" / 102 mm guns in single mounts, 30.00lbs / 13.61kg shells, 1906 Model
    Quick firing guns in deck mounts with hoists
    on centreline ends, evenly spread
     4 - 2.00" / 50.8 mm guns in single mounts, 4.00lbs / 1.81kg shells, 1906 Model
    Quick firing guns in deck mounts
    on side, evenly spread, all raised mounts
  Weight of broadside 76 lbs / 34 kg
  Shells per gun, main battery: 200
  4 - 18.0" / 457.2 mm above water torpedoes

Armour:
  - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
  Main:   0.50" / 13 mm         -               -

  - Conning tower: 0.50" / 13 mm

Machinery:
  Coal fired boilers, steam turbines,
  Direct drive, 4 shafts, 19,899 shp / 14,844 Kw = 29.00 kts
  Range 3,000nm at 10.00 kts
  Bunker at max displacement = 200 tons (100% coal)
    Caution: Delicate, lightweight machinery

Complement:
  80 - 105

Cost:
  £0.111 million / $0.445 million

Distribution of weights at normal displacement:
  Armament: 10 tons, 1.1 %
  Armour: 3 tons, 0.4 %
     - Belts: 0 tons, 0.0 %
     - Torpedo bulkhead: 0 tons, 0.0 %
     - Armament: 2 tons, 0.2 %
     - Armour Deck: 0 tons, 0.0 %
     - Conning Tower: 1 tons, 0.1 %
  Machinery: 548 tons, 61.7 %
  Hull, fittings & equipment: 175 tons, 19.7 %
  Fuel, ammunition & stores: 138 tons, 15.6 %
  Miscellaneous weights: 14 tons, 1.6 %

Overall survivability and seakeeping ability:
  Survivability (Non-critical penetrating hits needed to sink ship):
    120 lbs / 54 Kg = 3.8 x 4.0 " / 102 mm shells or 0.1 torpedoes
  Stability (Unstable if below 1.00): 1.17
  Metacentric height 0.8 ft / 0.3 m
  Roll period: 11.5 seconds
  Steadiness   - As gun platform (Average = 50 %): 44 %
        - Recoil effect (Restricted arc if above 1.00): 0.20
  Seaboat quality  (Average = 1.00): 0.48

Hull form characteristics:
  Hull has raised forecastle
  Block coefficient: 0.481
  Length to Beam Ratio: 9.40 : 1
  'Natural speed' for length: 15.33 kts
  Power going to wave formation at top speed: 73 %
  Trim (Max stability = 0, Max steadiness = 100): 81
  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:      12.00 ft / 3.66 m
     - Forecastle (40 %):   12.00 ft / 3.66 m (8.00 ft / 2.44 m aft of break)
     - Mid (50 %):      8.00 ft / 2.44 m
     - Quarterdeck (15 %):   8.00 ft / 2.44 m
     - Stern:      8.00 ft / 2.44 m
     - Average freeboard:   9.60 ft / 2.93 m
  Ship tends to be wet forward

Ship space, strength and comments:
  Space   - Hull below water (magazines/engines, low = better): 209.5 %
     - Above water (accommodation/working, high = better): 48.0 %
  Waterplane Area: 3,848 Square feet or 358 Square metres
  Displacement factor (Displacement / loading): 26 %
  Structure weight / hull surface area: 24 lbs/sq ft or 118 Kg/sq metre
  Hull strength (Relative):
     - Cross-sectional: 0.50
     - Longitudinal: 1.40
     - Overall: 0.55
  Hull space for machinery, storage, compartmentation is extremely poor
  Room for accommodation and workspaces is extremely poor
  Caution: Lacks seaworthiness - very limited seakeeping ability

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After 1912 refit, all were affected to Coastal Protection
Calama - 1902
Tocopilla - 1902
Iquique - 1904
Pisagua - 1904



450T, Peru Torpedo boat laid down 1902

Displacement:
   450 t light; 463 t standard; 559 t normal; 636 t full load

Dimensions: Length overall / water x beam x draught
   223.10 ft / 223.10 ft x 25.26 ft x 8.39 ft (normal load)
   68.00 m / 68.00 m x 7.70 m  x 2.56 m

Armament:
      2 - 3.00" / 76.2 mm guns in single mounts, 13.50lbs / 6.12kg shells, 1902 Model
     Quick firing guns in deck mounts
     on centreline, evenly spread
      2 - 2.00" / 50.8 mm guns in single mounts, 4.00lbs / 1.81kg shells, 1902 Model
     Quick firing guns in deck mounts
     on centreline, all amidships
      2 - 0.50" / 12.7 mm guns in single mounts, 0.06lbs / 0.03kg shells, 1902 Model
     Machine guns in deck mounts
     on side, evenly spread
   Weight of broadside 35 lbs / 16 kg
   Shells per gun, main battery: 120
   2 - 18.0" / 457.2 mm above water torpedoes

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.79" / 20 mm         -               -
   2nd:   0.79" / 20 mm         -               -
   3rd:   0.50" / 13 mm         -               -

Machinery:
   Coal and oil fired boilers, complex reciprocating steam engines,
   Direct drive, 2 shafts, 3 881 ihp / 2 895 Kw = 21.15 kts
   Range 4 500nm at 10.00 kts
   Bunker at max displacement = 173 tons (75% coal)

Complement:
   56 - 74

Cost:
   £0.060 million / $0.240 million

Distribution of weights at normal displacement:
   Armament: 4 tons, 0.8 %
   Armour: 4 tons, 0.7 %
      - Belts: 0 tons, 0.0 %
      - Torpedo bulkhead: 0 tons, 0.0 %
      - Armament: 4 tons, 0.7 %
      - Armour Deck: 0 tons, 0.0 %
      - Conning Tower: 0 tons, 0.0 %
   Machinery: 290 tons, 51.8 %
   Hull, fittings & equipment: 123 tons, 22.0 %
   Fuel, ammunition & stores: 110 tons, 19.6 %
   Miscellaneous weights: 28 tons, 5.0 %                     
                 - 22 t:  Weight Reserve
                 - 7 t:  20 Depth Charges or 6 Mines




Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     171 lbs / 77 Kg = 12.6 x 3.0 " / 76 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.67
   Metacentric height 1.5 ft / 0.5 m
   Roll period: 8.7 seconds
   Steadiness   - As gun platform (Average = 50 %): 82 %
         - Recoil effect (Restricted arc if above 1.00): 0.06
   Seaboat quality  (Average = 1.00): 1.64

Hull form characteristics:
   Hull has a flush deck
   Block coefficient: 0.414
   Length to Beam Ratio: 8.83 : 1
   'Natural speed' for length: 14.94 kts
   Power going to wave formation at top speed: 57 %
   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:      10.83 ft / 3.30 m
      - Forecastle (18 %):   12.80 ft / 3.90 m
      - Mid (50 %):      8.53 ft / 2.60 m
      - Quarterdeck (18 %):   8.53 ft / 2.60 m
      - Stern:      8.53 ft / 2.60 m
      - Average freeboard:   9.83 ft / 3.00 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 178.7 %
      - Above water (accommodation/working, high = better): 93.7 %
   Waterplane Area: 3 499 Square feet or 325 Square metres
   Displacement factor (Displacement / loading): 46 %
   Structure weight / hull surface area: 20 lbs/sq ft or 95 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 1.49
      - Overall: 0.56
   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

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These torpedo boats receive in july 1914 from GC were adapted in Paracas Shipsyards, near Pisco, to standard Peruvian armament.
They receive the TB Mancora class guns, GC torpedoes tubes were also adapted.
2 weeks of work on each TB.

Maria, august 1914
Cartagena, august 1914
Esmeraldas, sept 1914
Guayaquil, sept 1914
La Guaira, oct 1914
David, oct 1914
Cali, nov 1914
Barranquilla, nov 1914
All are affected to coastal bases protection in january 1915



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410t - Maria class, From GC to Peru Coastal TB laid down 1899 (Engine 1900)

Displacement:
   408 t light; 420 t standard; 466 t normal; 502 t full load

Dimensions: Length overall / water x beam x draught
   200.13 ft / 200.13 ft x 20.01 ft x 10.17 ft (normal load)
   61.00 m / 61.00 m x 6.10 m  x 3.10 m

Armament:
     2 - 3.00" / 76.2 mm guns in single mounts, 13.50lbs / 6.12kg shells, 1899 Model
     Quick firing guns in deck mounts
     on centreline, evenly spread
     2 - 0.50" / 12.7 mm guns in single mounts, 0.06lbs / 0.03kg shells, 1899 Model
     Machine guns in deck mounts
     on side, evenly spread
   Weight of broadside 27 lbs / 12 kg
   Shells per gun, main battery: 200
   3 - 18.0" / 457 mm above water torpedoes

Armour:
  - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.79" / 20 mm         -               -
   2nd:   0.79" / 20 mm         -               -

Machinery:
   Coal fired boilers, complex reciprocating steam engines,
   Direct drive, 2 shafts, 10 000 ihp / 7 460 Kw = 26.99 kts
   Range 2 000nm at 10.00 kts
   Bunker at max displacement = 82 tons (100% coal)
     Caution: Delicate, lightweight machinery

Complement:
   49 - 65

Cost:
   £0.058 million / $0.231 million

Distribution of weights at normal displacement:
   Armament: 3 tons, 0.7 %
   Armour: 3 tons, 0.5 %
      - Belts: 0 tons, 0.0 %
      - Torpedo bulkhead: 0 tons, 0.0 %
      - Armament: 3 tons, 0.5 %
      - Armour Deck: 0 tons, 0.0 %
      - Conning Tower: 0 tons, 0.0 %
   Machinery: 290 tons, 62.2 %
   Hull, fittings & equipment: 108 tons, 23.2 %
   Fuel, ammunition & stores: 58 tons, 12.5 %
   Miscellaneous weights: 4 tons, 0.9 %

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     78 lbs / 35 Kg = 5.8 x 3.0 " / 76 mm shells or 0.1 torpedoes
   Stability (Unstable if below 1.00): 1.24
   Metacentric height 0.7 ft / 0.2 m
   Roll period: 10.3 seconds
   Steadiness   - As gun platform (Average = 50 %): 57 %
         - Recoil effect (Restricted arc if above 1.00): 0.10
   Seaboat quality  (Average = 1.00): 0.83

Hull form characteristics:
   Hull has a flush deck
   Block coefficient: 0.400
   Length to Beam Ratio: 10.00 : 1
   'Natural speed' for length: 14.15 kts
   Power going to wave formation at top speed: 69 %
   Trim (Max stability = 0, Max steadiness = 100): 69
   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:      11.48 ft / 3.50 m
      - Forecastle (19 %):   13.12 ft / 4.00 m
      - Mid (50 %):      6.56 ft / 2.00 m
      - Quarterdeck (18 %):   6.56 ft / 2.00 m
      - Stern:      6.56 ft / 2.00 m
      - Average freeboard:   8.70 ft / 2.65 m
   Ship tends to be wet forward

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 207.3 %
      - Above water (accommodation/working, high = better): 48.7 %
   Waterplane Area: 2 465 Square feet or 229 Square metres
   Displacement factor (Displacement / loading): 15 %
   Structure weight / hull surface area: 20 lbs/sq ft or 98 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.50
      - Longitudinal: 2.25
      - Overall: 0.58
   Hull space for machinery, storage, compartmentation is extremely poor
   Room for accommodation and workspaces is extremely poor
   Poor seaboat, wet and uncomfortable, reduced performance in heavy weather