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Saturday, November 23rd 2019, 5:49pm

Brunsholm class Fruit Carrier



Brunsholm, German Fruit Carrier laid down 1948

Displacement: 4,651 t light; 4,811 t standard; 8,033 t normal; 10,610 t full load

Dimensions: Length overall / water x beam x draught

399.43 ft / 388.12 ft x 51.51 ft x 23.62 ft (normal load) [121.75 m / 118.30 m x 15.70 m x 7.20 m]

Machinery:

Diesel Internal combustion motors, Geared drive, 1 shaft, 9,532 shp / 7,111 Kw = 18.00 kts
Range 34,000nm at 15.00 kts
Bunker at max displacement = 5,799 tons

Complement: 423 - 551

Cost: £1.457 million / $5.826 million

Distribution of weights at normal displacement:

Armament: 0 tons, 0.0 %
Machinery: 233 tons, 2.9 %
Hull, fittings & equipment: 2,918 tons, 36.3 %
Fuel, ammunition & stores: 3,382 tons, 42.1 %
Miscellaneous weights: 1,500 tons, 18.7 %

Overall survivability and seakeeping ability:

Survivability (Non-critical penetrating hits needed to sink ship): 28,321 lbs / 12,846 Kg = 262.2 x 6 " / 152 mm shells or 5.3 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 2.2 ft / 0.7 m
Roll period: 14.5 seconds
Steadiness - As gun platform (Average = 50 %): 74 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 2.00

Hull form characteristics:

Hull has raised forecastle
Block coefficient: 0.595
Length to Beam Ratio: 7.54: 1
'Natural speed' for length: 19.70 kts
Power going to wave formation at top speed: 44 %
Trim (Max stability = 0, Max steadiness = 100): 37
Bow angle (Positive = bow angles forward): 17.00 degrees
Stern overhang: 3.28 ft / 1.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 26.25 ft / 8.00 m
- Forecastle (15 %): 23.79 ft / 7.25 m (22.97 ft / 7.00 m aft of break)
- Mid (50 %): 20.51 ft / 6.25 m
- Quarterdeck (50 %): 20.51 ft / 6.25 m
- Stern: 21.33 ft / 6.50 m
- Average freeboard: 21.78 ft / 6.64 m

Ship space, strength and comments:

Space - Hull below water (magazines/engines, low = better): 31.2 %
- Above water (accommodation/working, high = better): 139.3 %
Waterplane Area: 14,229 Square feet or 1,322 Square meters
Displacement factor (Displacement / loading): 409 %
Structure weight / hull surface area: 103 lbs/sq ft or 505 Kg/sq meter
Hull strength (Relative):
- Cross-sectional: 1.27
- Longitudinal: 5.38
- Overall: 1.47
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform
Excellent seaboat, comfortable, rides out heavy weather easily

Low-stowed cargo simmed as additional bunkers
Normal radius is 8,000 nm; Additional bunkerage (2,400 tons) represents cargo

Breakdown of miscellaneous weight:

Accommodation for up to 24 cabin passengers, with amenities - 400 tons
Refrigeration plant - 200 tons
Cargo handling gear - 200 tons
Provision for deck cargo - 400 tons

Breakdown of low-stowed cargo:

Insulated spaces for fruit and other produce - 2,400 tons