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1

Sunday, April 7th 2013, 10:37pm

German Merchant Designs for 1945

Repository for information pertainng to the subject.

2

Sunday, April 7th 2013, 10:41pm

Danube class River-Sea Freighter



Design proposed by the Österreichische Schiffswerften AG to meet rising demand for cargo movement on the Danube and the Black Sea. Fitted with telescoping and folding masts to reduce height.

Danube, German River Sea Freighter laid down 1945

Displacement: 1,040 t light; 1,076 t standard; 1,825 t normal; 2,424 t full load

Dimensions: Length overall / water x beam x draught

267.52 ft / 253.94 ft x 37.40 ft x 10.17 ft (normal load) [81.54 m / 77.40 m x 11.40 m x 3.10 m]

Machinery:

Diesel Internal combustion motors, Geared drive, 2 shafts, 1,758 shp / 1,312 Kw = 14.00 kts
Range 30,000nm at 12.00 kts
Bunker at max displacement = 1,348 tons

Complement: 14 - 18

Cost: £0.294 million / $1.178 million

Distribution of weights at normal displacement:

Armament: 0 tons, 0.0 %
Machinery: 44 tons, 2.4 %
Hull, fittings & equipment: 595 tons, 32.6 %
Fuel, ammunition & stores: 785 tons, 43.0 %
Miscellaneous weights: 400 tons, 21.9 %

Overall survivability and seakeeping ability:

Survivability (Non-critical penetrating hits needed to sink ship): 679 lbs/308 kg = 6.3 x 6”/152mm shells or .3 torpedoes
Stability (Unstable if below 1.00): 1.20
Metacentric height 1.6 ft / 0.5 m
Roll period: 12.4 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 quarterdeck
Block coefficient: 0.661
Length to Beam Ratio: 6.79: 1
'Natural speed' for length: 15.94 kts
Power going to wave formation at top speed: 42 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 38.00 degrees
Stern overhang: -1.64 ft / -0.50 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 17.39 ft / 5.30 m
- Forecastle (15 %): 13.78 ft / 4.20 m
- Mid (50 %): 9.84 ft / 3.00 m
- Quarterdeck (18 %): 17.39 ft / 5.30 m (9.84 ft / 3.00 m before break)
- Stern: 17.39 ft / 5.30 m
- Average freeboard: 12.70 ft / 3.87 m
Ship tends to be wet forward

Ship space, strength and comments:

Space - Hull below water (magazines/engines, low = better): 33.2 %
- Above water (accommodation/working, high = better): 109.5 %
Waterplane Area: 7,351 Square feet or 683 Square metres
Displacement factor (Displacement / loading): 373 %
Structure weight / hull surface area: 54 lbs/sq ft or 265 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.15
- Longitudinal: 2.30
- Overall: 1.23
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 bunkers at max 238 tons for range of 5,000 miles. Remainder represents cargo, 1,110 tons.

Breakdown of miscellaneous weight:

Cabins for 12 passengers, plus amenities: 60 tons
Reserved for deck cargo: 340 tons

Survivability and crew factors reduced for commercial service.

3

Tuesday, April 16th 2013, 9:42pm

Wuppertal class Cargoliner

This design was prepared by Deschimag to the order of the Hamburg Amerika Line for its Far Eastern services.




Wuppertal German Cargoliner laid down 1945

Displacement: 4,170 t light; 4,345 t standard; 8,755 t normal; 12,283 t full load

Dimensions: Length overall / water x beam x draught

385.97 ft / 377.30 ft x 55.77 ft x 24.28 ft (normal load) [117.64 m / 115.00 m x 17.00 m x 7.40 m]

Machinery:

Diesel Internal combustion motors, Geared drive, 1 shaft, 6,560 shp / 4,894 Kw = 16.00 kts
Range 75,000nm at 12.00 kts
Bunker at max displacement = 7,938 tons

Complement: 45 – 58

Cost: £1.169 million / $4.675 million

Distribution of weights at normal displacement:

Armament: 0 tons, 0.0 %
Machinery: 166 tons, 1.9 %
Hull, fittings & equipment: 2,004 tons, 22.9 %
Fuel, ammunition & stores: 4,585 tons, 52.4 %
Miscellaneous weights: 2,000 tons, 22.8 %

Overall survivability and seakeeping ability:

Survivability (Non-critical penetrating hits needed to sink ship): 2,750 lbs / 1,247 Kg = 25.5 x 6 "/152 mm shells or .5 torpedoes
Stability (Unstable if below 1.00): 1.15
Metacentric height 2.7 ft / 0.8 m
Roll period: 14.3 seconds
Steadiness - As gun platform (Average = 50 %): 86 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 2.00

Hull form characteristics:

Hull has a flush deck
Block coefficient: 0.600
Length to Beam Ratio: 6.76: 1
'Natural speed' for length: 19.42 kts
Power going to wave formation at top speed: 40 %
Trim (Max stability = 0, Max steadiness = 100): 43
Bow angle (Positive = bow angles forward): 15.00 degrees
Stern overhang: 1.64 ft / 0.50 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 26.25 ft / 8.00 m
- Forecastle (10 %): 20.34 ft / 6.20 m
- Mid (50 %): 17.72 ft / 5.40 m
- Quarterdeck (15 %): 17.72 ft / 5.40 m
- Stern: 23.29 ft / 7.10 m
- Average freeboard: 19.16 ft / 5.84 m

Ship space, strength and comments:

Space - Hull below water (magazines/engines, low = better): 32.5 %
- Above water (accommodation/working, high = better): 116.8 %
Waterplane Area: 15,051 Square feet or 1,398 Square metres
Displacement factor (Displacement / loading): 376 %
Structure weight / hull surface area: 77 lbs/sq ft or 377 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.94
- Longitudinal: 2.65
- Overall: 1.05
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.
Normal radius is 8,000 nm on Bunkers at max (BAM) of 510 tons
Additional bunkerage (3,900 tons) represents cargo.

Breakdown of miscellaneous weight:

Cargo handling gear - 150 tons
Provision for deck cargo (typically timber) - 250 tons
Provision for cargo stowed on shelter deck - 1,600 tons

Breakdown of low-stowed cargo:

Deep tanks aft for liquid cargo (palm oil, latex) - 900 tons
Reserved for general cargo - 3,000 tons

Survivability and crew data reduced for commercial service

4

Thursday, October 10th 2013, 2:19pm

Blohm und Voss Typ 5 Oil Tanker

Typ 5 Standard Oil Tanker, Germany Tanker laid down 1945

Displacement: 7,530 t light; 8,204 t standard; 33,654 t normal; 54,015 t full load

Dimensions: Length overall / water x beam x draught

637.92 ft / 629.92 ft x 83.99 ft x 34.25 ft (normal load) [194.44 m/192.00 m x 25.60 m x 10.44 m]

Machinery:

Diesel Internal combustion motors, Geared drive, 1 shaft, 15,325 shp/11,433 Kw = 16.50 kts
Range 136,500nm at 14.00 kts
Bunker at max displacement = 45,812 tons

Complement: 124 - 161

Cost: £2.195 million / $8.781 million

Distribution of weights at normal displacement:

Armament: 0 tons, 0.0 %
Machinery: 387 tons, 1.1 %
Hull, fittings & equipment: 6,843 tons, 20.3 %
Fuel, ammunition & stores: 26,124 tons, 77.6 %
Miscellaneous weights: 300 tons, 0.9 %

Overall survivability and seakeeping ability:

Survivability (Non-critical penetrating hits needed to sink ship): 65,915 lbs/29,898 Kg = 610.3 x 6/152mm shells or 6.92 torpedoes
Stability (Unstable if below 1.00): 2.37
Metacentric height 14.4 ft / 4.4 m
Roll period: 9.3 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 a flush deck
Block coefficient: 0.650
Length to Beam Ratio: 7.50 : 1
'Natural speed' for length: 25.10 kts
Power going to wave formation at top speed: 30 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 18.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 24.61 ft / 7.50 m
- Forecastle (20 %): 22.64 ft / 6.90 m
- Mid (50 %): 20.67 ft / 6.30 m
- Quarterdeck (15 %): 20.67 ft / 6.30 m
- Stern: 20.67 ft / 6.30 m
- Average freeboard: 21.52 ft / 6.56 m
Ship tends to be wet forward

Ship space, strength and comments:

Space - Hull below water (magazines/engines, low = better): 6.7 %
- Above water (accommodation/working, high = better): 129.5 %
Waterplane Area: 39,962 Square feet or 3,713 Square metres
Displacement factor (Displacement / loading): 1,000 %
Structure weight / hull surface area: 111 lbs/sq ft or 542 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.97
- Longitudinal: 1.35
- Overall: 1.00
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

Breakdown of miscellaneous weight:

300 tons - reserved for customer requirements (navigational radar, crew amenities etc)
Actual radius 15,000 nm on bunkers of 2,947 tons (5,304 tons BAM); remaining bunkers used to sim cargo of POL

Survivability reduced by a factor of 10 for commercial service
Crew complement reduced by a factor of 10 for commercial service

5

Friday, October 11th 2013, 7:16pm

Estancia class Fish Cannery

Estancia, German Fish Cannery Ship laid down 1945

Displacement: 1,470 t light; 1,543 t standard; 3,659 t normal; 5,352 t full load

Dimensions: Length overall / water x beam x draught

271.90 ft / 262.47 ft x 39.37 ft x 14.44 ft (normal load) [82.88 m/80.00 m x 12.00 m x 4.40 m]

Machinery:

Diesel Internal combustion motors, Geared drive, 1 shaft, 1,325 shp / 989 Kw = 11.50 kts
Range 88,000nm at 10.00 kts
Bunker at max displacement = 3,809 tons

Complement: 23-30

Cost: £0.388 million / $1.551 million

Distribution of weights at normal displacement:

Armament: 0 tons, 0.0 %
Machinery: 33 tons, 0.9 %
Hull, fittings & equipment: 836 tons, 22.9 %
Fuel, ammunition & stores: 2,189 tons, 59.8 %
Miscellaneous weights: 600 tons, 16.4 %

Overall survivability and seakeeping ability:

Survivability (Non-critical penetrating hits needed to sink ship): 2,181 lbs/989.5 kg = 20.20 x 6"/152mm shells or 0.61 torpedoes
Stability (Unstable if below 1.00): 1.30
Metacentric height 2.0 ft / 0.6 m
Roll period: 11.8 seconds
Steadiness - As gun platform (Average = 50 %): 88 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 2.00

Hull form characteristics:

Hull has rise forward of midbreak, raised quarterdeck
Block coefficient: 0.859
Length to Beam Ratio: 6.67 : 1
'Natural speed' for length: 16.20 kts
Power going to wave formation at top speed: 37 %
Trim (Max stability = 0, Max steadiness = 100): 44
Bow angle (Positive = bow angles forward): 15.00 degrees
Stern overhang: 3.28 ft / 1.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.97 ft / 7.00 m
- Forecastle (30 %): 19.69 ft / 6.00 m
- Mid (50 %): 16.40 ft / 5.00 m (9.84 ft / 3.00 m aft of break)
- Quarterdeck (50 %): 16.40 ft / 5.00 m (9.84 ft / 3.00 m before break)
- Stern: 8.20 ft / 2.50 m
- Average freeboard: 16.06 ft / 4.90 m

Ship space, strength and comments:

Space - Hull below water (magazines/engines, low = better): 22.5 %
- Above water (accommodation/working, high = better): 141.0 %
Waterplane Area: 9,599 Square feet or 892 Square metres
Displacement factor (Displacement / loading): 549 %
Structure weight / hull surface area: 53 lbs/sq ft or 260 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.89
- Longitudinal: 3.28
- Overall: 1.01
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

Breakdown of miscellaneous weight:

Accommodation space for 100 cannery workers - 200 tons
Working space for canning operations - 250 tons
Deck gear for transfer of fish and canned products - 100 tons
Provision for navigational radars - 50 tons


Actual radius 20,000 nm on bunkers of 495 tons (891 tons BAM); remaining bunkers used to sim low-stowed cargo space.

Survivability reduced by a factor of 10 for commercial service
Crew complement reduced by a factor of 10 for commercial service

6

Thursday, March 27th 2014, 2:23am

Desdemona class Short-Sea Cargo Vessel

Desdemona, German Short-Sea Cargo laid down 1945

Displacement: 1,075 t light; 1,101 t standard; 1,340 t normal; 1,531 t full load

Dimensions: Length overall / water x beam x draught

233.49 ft / 229.66 ft x 37.73 ft x 9.84 ft (normal load) [71.17 m / 70.00 m x 11.50 m x 3.00 m]

Machinery:

Diesel Internal combustion motors, Geared drive, 1 shaft, 1,633 shp / 1,218 Kw = 15.00 kts
Range 9,500nm at 13.50 kts
Bunker at max displacement = 430 tons

Complement: 11 - 14

Cost: £0.300 million / $1.199 million

Distribution of weights at normal displacement:

Armament: 0 tons, 0.0 %
Machinery: 41 tons, 3.1 %
Hull, fittings & equipment: 433 tons, 32.3 %
Fuel, ammunition & stores: 266 tons, 19.8 %
Miscellaneous weights: 600 tons, 44.8 %

Overall survivability and seakeeping ability:

Survivability (Non-critical penetrating hits needed to sink ship): 3, 33 lbs / 1, 51 Kg = 4 x 6 " / 152 mm shells or .14 torpedoes
Stability (Unstable if below 1.00): 1.10
Metacentric height 1.4 ft / 0.4 m
Roll period: 13.5 seconds
Steadiness - As gun platform (Average = 50 %): 60 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 2.00

Hull form characteristics:

Hull has a flush deck and transom stern
Block coefficient: 0.550
Length to Beam Ratio: 6.09: 1
'Natural speed' for length: 17.94 kts
Power going to wave formation at top speed: 47 %
Trim (Max stability = 0, Max steadiness = 100): 30
Bow angle (Positive = bow angles forward): 12.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 18.04 ft / 5.50 m
- Forecastle (20 %): 15.58 ft / 4.75 m
- Mid (50 %): 13.12 ft / 4.00 m
- Quarterdeck (15 %): 13.12 ft / 4.00 m
- Stern: 13.12 ft / 4.00 m
- Average freeboard: 14.18 ft / 4.32 m

Ship space, strength and comments:

Space - Hull below water (magazines/engines, low = better): 59.6 %
- Above water (accommodation/working, high = better): 150.6 %
Waterplane Area: 6,296 Square feet or 585 Square metres
Displacement factor (Displacement / loading): 196 %
Structure weight / hull surface area: 44 lbs/sq ft or 213 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.87
- Longitudinal: 3.48
- Overall: 1.00
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is excellent
Excellent seaboat, comfortable, rides out heavy weather easily

Low-stowed cargo simmed as additional bunkers; actual radius is 5,000 nm with bunkers of 129 tons (BAM 232 tons)

Breakdown of miscellaneous weight:

Provision for side ramps aft - 50 tons
Provision for twelve passengers - 50 tons
Provision for internal ventilation systems - 100 tons
Provision for deck cargo - 400 tons

Intended for palletized cargo service between Hamburg and Cork via Channel ports; no deck gear, loaded and unloaded via side ramps and side doors utilizing fork lift trucks.

Crew complement and survivability reduced for commercial service.

7

Wednesday, April 23rd 2014, 3:24pm

Pinar del Rio class Bulk Sugar Carrier

A speculative design aimed at the Iberian colonial market, where a handy-sized bulk carrier might find a place hauling cargo from smaller ports to sugar refineries in the homeland.

-----

Pinar del Rio, German - Export Account Bulk Sugar Carrier laid down 1945

Displacement: 1,345 t light; 1,446 t standard; 5,064 t normal; 7,958 t full load

Dimensions: Length overall / water x beam x draught

327.12 ft / 321.52 ft x 45.28 ft x 21.00 ft (normal load) [99.71 m / 98.00 m x 13.80 m x 6.40 m]

Machinery:

Diesel Internal combustion motors, Geared drive, 1 shaft, 3,814 shp / 2,845 Kw = 15.00 kts
Range 84,750nm at 12.00 kts
Bunker at max displacement = 6,512 tons

Complement: 29 - 39

Cost: £0.418 million / $1.673 million

Distribution of weights at normal displacement:

Armament: 0 tons, 0.0 %
Machinery: 96 tons, 1.9 %
Hull, fittings & equipment: 1,129 tons, 22.3 %
Fuel, ammunition & stores: 3,719 tons, 73.4 %
Miscellaneous weights: 120 tons, 2.4 %

Overall survivability and seakeeping ability:

Survivability (Non-critical penetrating hits needed to sink ship): 5,946 lbs / 2,697 Kg = 55.0 x 6 " / 152 mm shells or 1.78 torpedoes
Stability (Unstable if below 1.00): 1.80
Metacentric height 4.0 ft / 1.2 m
Roll period: 9.5 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 quarterdeck
Block coefficient: 0.580
Length to Beam Ratio: 7.10: 1
'Natural speed' for length: 17.93 kts
Power going to wave formation at top speed: 40 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 18.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 17.22 ft / 5.25 m
- Forecastle (15 %): 16.40 ft / 5.00 m
- Mid (50 %): 14.76 ft / 4.50 m
- Quarterdeck (20 %): 19.69 ft / 6.00 m (14.76 ft / 4.50 m before break)
- Stern: 19.69 ft / 6.00 m
- Average freeboard: 16.33 ft / 4.98 m
Ship tends to be wet forward

Ship space, strength and comments:

Space - Hull below water (magazines/engines, low = better): 10.7 %
- Above water (accommodation/working, high = better): 98.7 %
Waterplane Area: 10,185 Square feet or 946 Square metres
Displacement factor (Displacement / loading): 1,000 %
Structure weight / hull surface area: 61 lbs/sq ft or 298 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.90
- Longitudinal: 2.74
- Overall: 1.00
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 range 6,600 miles at 12 knots - Bunkers at Maximum. Bulk cargo below decks 6,000 tons.

120 tons miscellaneous weight represents deck gear.

Engines-aft design with kingpost abaft the superstructure and two masts further forward

Crew and survivability factors reduced by 10 for commercial service