Carrasco, Peruvian Destroyer Tender laid down 1948
Displacement: 2,321 t light; 2,409 t standard; 3,253 t normal; 3,929 t full load
Dimensions: Length overall / water x beam x draught
333.02 ft / 327.43 ft x 44.46 ft x 15.19 ft (normal load) [101.51 m / 99.80 m x 13.55 m x 4.63 m]
Armament:
2 - 4.13" / 105 mm guns (1x2 guns), 35.32lbs / 16.02kg shells, 1948 Model Dual purpose guns in deck mount on centerline forward
4 - 1.46" / 37.0 mm guns (2x2 guns), 1.55lbs / 0.70kg shells, 1948 Model Anti-aircraft guns in deck mounts on side, all amidships
2 - 0.79" / 20.0 mm guns in single mounts, 0.24lbs / 0.11kg shells, 1948 Model Anti-aircraft guns in deck mounts on side, evenly spread, all raised mounts
Weight of broadside 77 lbs / 35 kg
Shells per gun, main battery: 500
Armor:
Gun armor: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 0.59" / 15 mm 0.59" / 15 mm -
2nd: 0.39" / 10 mm 0.39" / 10 mm -
Conning tower: 0.98" / 25 mm
Machinery:
Diesel Internal combustion motors, Geared drive, 2 shafts, 5,648 shp / 4,214 Kw = 18.00 kts
Range 15,000nm at 15.00 kts
Bunker at max displacement = 1,520 tons
Complement: 215 - 280
Cost: £0.810 million / $3.241 million
Distribution of weights at normal displacement:
Armament: 10 tons, 0.3 %
Armor: 9 tons, 0.3 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 4 tons, 0.1 %
- Armor Deck: 0 tons, 0.0 %
- Conning Tower: 5 tons, 0.1 %
Machinery: 138 tons, 4.2 %
Hull, fittings & equipment: 1,064 tons, 32.7 %
Fuel, ammunition & stores: 932 tons, 28.7 %
Miscellaneous weights: 1,100 tons, 33.8 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship): 7,995 lbs / 3,627 Kg = 226.4 x 4.1 " / 105 mm shells or 2.1 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 1.8 ft / 0.5 m
Roll period: 14.0 seconds
Steadiness - As gun platform (Average = 50 %): 56 %
- Recoil effect (Restricted arc if above 1.00): 0.03
Seaboat quality (Average = 1.00): 2.00
Hull form characteristics:
Hull has rise forward of midbreak
Block coefficient: 0.515
Length to Beam Ratio: 7.37: 1
'Natural speed' for length: 18.09 kts
Power going to wave formation at top speed: 45 %
Trim (Max stability = 0, Max steadiness = 100): 28
Bow angle (Positive = bow angles forward): 11.00 degrees
Stern overhang: 1.64 ft / 0.50 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 20.34 ft / 6.20 m
- Forecastle (15 %): 19.69 ft / 6.00 m
- Mid (50 %): 19.69 ft / 6.00 m (14.76 ft / 4.50 m aft of break)
- Quarterdeck (30 %): 14.76 ft / 4.50 m
- Stern: 14.76 ft / 4.50 m
- Average freeboard: 17.26 ft / 5.26 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 54.4 %
- Above water (accommodation/working, high = better): 155.9 %
Waterplane Area: 9,833 Square feet or 913 Square meters
Displacement factor (Displacement / loading): 222 %
Structure weight / hull surface area: 61 lbs/sq ft or 299 Kg/sq meter
Hull strength (Relative):
- Cross-sectional: 0.93
- Longitudinal: 3.23
- Overall: 1.05
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Excellent seaboat, comfortable, can fire her guns in the heaviest weather
Low-stowed cargo simmed as additional fuel. Actual range is 5,000 nm with bunkers of 292 tons. (BAM 526). 550 tons of fuel available for transfer
Breakdown of miscellaneous weight:
Provision for navigational radar: 20 tons
Accommodation for additional crew and recreational spaces: 400 tons
Provision for workshop space: 300
Provision for spares storage space: 300 tons
Handling gear for cargo and repairs: 80 tons
Carrasco - Laid down 1 October 1948; Launched 29 March 1949; Completed 20 September 1949