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Tuesday, February 16th 2016, 8:45pm

Yugoslav Merchant Designs for 1947

Repository for the subject matter

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Tuesday, February 16th 2016, 8:48pm

Beograd class Cargo Ship

Intended for fast services to the Levant, carrying fruit cargos outward and cotton homeward.



Beograd, Yugoslav Cargo Ship laid down 1947

Displacement: 2,476 t light; 2,586 t standard; 5,500 t normal; 7,831 t full load

Dimensions: Length overall / water x beam x draught

355.67 ft / 340.55 ft x 49.05 ft x 20.01 ft (normal load) [108.41 m / 103.80 m x 14.95 m x 6.10 m]

Machinery:

Diesel Internal combustion motors, Geared drive, 1 shaft, 5,333 shp / 3,978 Kw = 16.25 kts
Range 45,000nm at 14.00 kts
Bunker at max displacement = 5,244 tons

Complement: 319 - 415

Cost: £0.764 million / $3.058 million

Distribution of weights at normal displacement:

Armament: 0 tons, 0.0 %
Machinery: 132 tons, 2.4 %
Hull, fittings & equipment: 2,145 tons, 39.0 %
Fuel, ammunition & stores: 3,024 tons, 55.0 %
Miscellaneous weights: 200 tons, 3.6 %

Overall survivability and seakeeping ability:

Survivability (Non-critical penetrating hits needed to sink ship): 47,147 lbs / 21,386 Kg = 436.5 x 6 " / 152 mm shells or 13.5 torpedoes
Stability (Unstable if below 1.00): 1.41
Metacentric height 3.1 ft / 0.9 m
Roll period: 11.7 seconds
Steadiness - As gun platform (Average = 50 %): 100 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 2.00

Hull form characteristics:

Hull has raised forecastle, rise forward of midbreak, raised quarterdeck
Block coefficient: 0.576
Length to Beam Ratio: 6.94 : 1
'Natural speed' for length: 18.45 kts
Power going to wave formation at top speed: 42 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 30.00 degrees
Stern overhang: 3.28 ft / 1.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 20.51 ft / 6.25 m
- Forecastle (20 %): 19.69 ft / 6.00 m (18.04 ft / 5.50 m aft of break)
- Mid (50 %): 18.04 ft / 5.50 m (13.12 ft / 4.00 m aft of break)
- Quarterdeck (30 %): 18.04 ft / 5.50 m (13.12 ft / 4.00 m before break)
- Stern: 18.04 ft / 5.50 m
- Average freeboard: 17.45 ft / 5.32 m

Ship space, strength and comments:

Space - Hull below water (magazines/engines, low = better): 13.6 %
- Above water (accommodation/working, high = better): 111.7 %
Waterplane Area: 11,635 Square feet or 1,081 Square metres
Displacement factor (Displacement / loading): 1,000 %
Structure weight / hull surface area: 106 lbs/sq ft or 515 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.49
- Longitudinal: 4.27
- Overall: 1.66
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is adequate
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. Actual BAM 1,088 tons for radius of 9,000 nm at cruising speed

Cargo capacity 2,300 tons

Miscellaneous weight represents cargo handling gear on deck