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1

Wednesday, December 28th 2005, 7:43am

Proposed Destroyers for FY30-31

The Farragut and Tillman class destroyers are the planned successors to the various pre-war destroyers decommissioned and now being scrapped after the USS Drayton was lost in 1927.


The Farragut is a conventional "Class B" destroyer armed with five single 5"/38 guns. (This is the historical Farragut design, 2 years early. The only change is the change to a single funnel, done purely for aesthetic reasons.)

USS Farragut, United States Destroyer laid down 1930

Displacement:
1,231 t light; 1,281 t standard; 1,514 t normal; 1,700 t full load

Dimensions: Length overall / water x beam x draught
338.84 ft / 334.00 ft x 34.50 ft x 10.50 ft (normal load)
103.28 m / 101.80 m x 10.52 m x 3.20 m

Armament:
2 - 5.00" / 127 mm guns in single mounts, 62.50lbs / 28.35kg shells, 1930 Model
Dual purpose guns in deck mounts
on centreline, all forward, 1 raised mount
3 - 5.00" / 127 mm guns in single mounts, 62.50lbs / 28.35kg shells, 1930 Model
Dual purpose guns in deck mounts
on centreline, all aft, 2 raised mounts - superfiring
4 - 1.10" / 27.9 mm guns in single mounts, 0.67lbs / 0.30kg shells, 1930 Model
Breech loading guns in deck mounts
on centreline, all aft, all raised mounts - superfiring
Weight of broadside 315 lbs / 143 kg
Shells per gun, main battery: 100
12 - 21.0" / 533.4 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.00" / 25 mm 1.00" / 25 mm -

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 33,655 shp / 25,107 Kw = 33.50 kts
Range 6,000nm at 15.00 kts
Bunker at max displacement = 419 tons

Complement:
120 - 157

Cost:
£0.755 million / $3.020 million

Distribution of weights at normal displacement:
Armament: 39 tons, 2.6 %
Armour: 8 tons, 0.5 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 8 tons, 0.5 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 746 tons, 49.2 %
Hull, fittings & equipment: 428 tons, 28.3 %
Fuel, ammunition & stores: 283 tons, 18.7 %
Miscellaneous weights: 10 tons, 0.7 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
424 lbs / 192 Kg = 6.8 x 5.0 " / 127 mm shells or 0.3 torpedoes
Stability (Unstable if below 1.00): 1.26
Metacentric height 1.5 ft / 0.5 m
Roll period: 11.7 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.34
Seaboat quality (Average = 1.00): 1.03

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.438
Length to Beam Ratio: 9.68 : 1
'Natural speed' for length: 21.08 kts
Power going to wave formation at top speed: 70 %
Trim (Max stability = 0, Max steadiness = 100): 68
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: 22.75 ft / 6.93 m
- Forecastle (18 %): 21.00 ft / 6.40 m
- Mid (34 %): 21.00 ft / 6.40 m (13.10 ft / 3.99 m aft of break)
- Quarterdeck (18 %): 13.00 ft / 3.96 m
- Stern: 13.00 ft / 3.96 m
- Average freeboard: 15.87 ft / 4.84 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 179.1 %
- Above water (accommodation/working, high = better): 51.1 %
Waterplane Area: 7,560 Square feet or 702 Square metres
Displacement factor (Displacement / loading): 64 %
Structure weight / hull surface area: 29 lbs/sq ft or 141 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.43
- Longitudinal: 2.15
- Overall: 0.51
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is cramped
Ship has slow, easy roll, a good, steady gun platform



The Tillmans are intended as leaders, with twin 5"/38 mounts. It is proposed that several be completed with a catapult and scout replacing the aft turrets. (The drawing is an "Americanized" Tribal with transitional gun houses for the 5"/.38's. Historically the 5"/38's on the US leaders were limited to single purpose only, but Springsharp doesn't seem to have a problem with making them DP.)

USS Tillman, United States Destroyer laid down 1930

Displacement:
1,737 t light; 1,807 t standard; 2,090 t normal; 2,317 t full load

Dimensions: Length overall / water x beam x draught
367.31 ft / 361.00 ft x 36.00 ft x 13.00 ft (normal load)
111.96 m / 110.03 m x 10.97 m x 3.96 m

Armament:
8 - 5.00" / 127 mm guns (4x2 guns), 62.50lbs / 28.35kg shells, 1930 Model
Dual purpose guns in deck mounts with hoists
on centreline ends, evenly spread, 2 raised mounts - superfiring
4 - 1.10" / 27.9 mm guns (1x4 guns), 0.67lbs / 0.30kg shells, 1930 Model
Anti-aircraft guns in deck mount
on centreline amidships, all raised guns - superfiring
Weight of broadside 503 lbs / 228 kg
Shells per gun, main battery: 100
12 - 21.0" / 533.4 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.00" / 25 mm 1.00" / 25 mm -

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 41,892 shp / 31,252 Kw = 34.00 kts
Range 6,000nm at 15.00 kts
Bunker at max displacement = 510 tons

Complement:
153 - 200

Cost:
£1.068 million / $4.272 million

Distribution of weights at normal displacement:
Armament: 63 tons, 3.0 %
Armour: 28 tons, 1.3 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 28 tons, 1.3 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 1,013 tons, 48.5 %
Hull, fittings & equipment: 623 tons, 29.8 %
Fuel, ammunition & stores: 353 tons, 16.9 %
Miscellaneous weights: 10 tons, 0.5 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
516 lbs / 234 Kg = 8.3 x 5.0 " / 127 mm shells or 0.3 torpedoes
Stability (Unstable if below 1.00): 1.17
Metacentric height 1.4 ft / 0.4 m
Roll period: 12.6 seconds
Steadiness - As gun platform (Average = 50 %): 61 %
- Recoil effect (Restricted arc if above 1.00): 0.92
Seaboat quality (Average = 1.00): 1.02

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.433
Length to Beam Ratio: 10.03 : 1
'Natural speed' for length: 21.86 kts
Power going to wave formation at top speed: 68 %
Trim (Max stability = 0, Max steadiness = 100): 60
Bow angle (Positive = bow angles forward): 16.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.00 ft / 6.71 m
- Forecastle (15 %): 21.00 ft / 6.40 m
- Mid (40 %): 21.00 ft / 6.40 m (14.00 ft / 4.27 m aft of break)
- Quarterdeck (11 %): 14.00 ft / 4.27 m
- Stern: 14.00 ft / 4.27 m
- Average freeboard: 16.84 ft / 5.13 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 179.2 %
- Above water (accommodation/working, high = better): 62.9 %
Waterplane Area: 8,493 Square feet or 789 Square metres
Displacement factor (Displacement / loading): 68 %
Structure weight / hull surface area: 36 lbs/sq ft or 174 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.43
- Longitudinal: 2.17
- Overall: 0.51
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is cramped

USS Tillman Scout, United States Destroyer laid down 1930

Displacement:
1,751 t light; 1,807 t standard; 2,090 t normal; 2,317 t full load

Dimensions: Length overall / water x beam x draught
367.31 ft / 361.00 ft x 36.00 ft x 13.00 ft (normal load)
111.96 m / 110.03 m x 10.97 m x 3.96 m

Armament:
4 - 5.00" / 127 mm guns (2x2 guns), 62.50lbs / 28.35kg shells, 1930 Model
Dual purpose guns in deck mounts with hoists
on centreline, all forward, 1 raised mount - superfiring
4 - 1.10" / 27.9 mm guns (1x4 guns), 0.67lbs / 0.30kg shells, 1930 Model
Anti-aircraft guns in deck mount
on centreline amidships, all raised guns - superfiring
Weight of broadside 253 lbs / 115 kg
Shells per gun, main battery: 100
12 - 21.0" / 533.4 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.00" / 25 mm 1.00" / 25 mm -

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 41,892 shp / 31,252 Kw = 34.00 kts
Range 6,000nm at 15.00 kts
Bunker at max displacement = 510 tons

Complement:
153 - 200

Cost:
£0.983 million / $3.930 million

Distribution of weights at normal displacement:
Armament: 32 tons, 1.5 %
Armour: 14 tons, 0.7 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 14 tons, 0.7 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 1,051 tons, 50.3 %
Hull, fittings & equipment: 569 tons, 27.2 %
Fuel, ammunition & stores: 339 tons, 16.2 %
Miscellaneous weights: 85 tons, 4.1 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
535 lbs / 243 Kg = 8.6 x 5.0 " / 127 mm shells or 0.3 torpedoes
Stability (Unstable if below 1.00): 1.21
Metacentric height 1.5 ft / 0.5 m
Roll period: 12.2 seconds
Steadiness - As gun platform (Average = 50 %): 64 %
- Recoil effect (Restricted arc if above 1.00): 0.46
Seaboat quality (Average = 1.00): 1.09

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.433
Length to Beam Ratio: 10.03 : 1
'Natural speed' for length: 21.86 kts
Power going to wave formation at top speed: 68 %
Trim (Max stability = 0, Max steadiness = 100): 59
Bow angle (Positive = bow angles forward): 16.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.00 ft / 6.71 m
- Forecastle (15 %): 21.00 ft / 6.40 m
- Mid (40 %): 21.00 ft / 6.40 m (14.00 ft / 4.27 m aft of break)
- Quarterdeck (11 %): 14.00 ft / 4.27 m
- Stern: 14.00 ft / 4.27 m
- Average freeboard: 16.84 ft / 5.13 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 178.0 %
- Above water (accommodation/working, high = better): 62.9 %
Waterplane Area: 8,493 Square feet or 789 Square metres
Displacement factor (Displacement / loading): 72 %
Structure weight / hull surface area: 33 lbs/sq ft or 159 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.43
- Longitudinal: 2.23
- Overall: 0.51
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is cramped

Catapult aft, 1 aircraft

HoOmAn

Keeper of the Sacred Block Coefficient

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2

Wednesday, December 28th 2005, 11:07am

Cool drawings and good ideas. I like them...

BUT

...they cannot be build as posted.

CROSS-SECTIONAL hull strength has to be at least 0,5 according to our rules.

3

Wednesday, December 28th 2005, 4:48pm

With regards to "Dual-purpose" or "Breech Loader" the only thing that changes is the wording in the SS report. In reality the higher elevation mounting would cost more and weigh more.

4

Wednesday, December 28th 2005, 8:25pm

Revised Farragut

USS Farragut, United States Destroyer laid down 1929

Displacement:
1,443 t light; 1,498 t standard; 1,755 t normal; 1,960 t full load

Dimensions: Length overall / water x beam x draught
338.84 ft / 334.00 ft x 34.50 ft x 13.00 ft (normal load)
103.28 m / 101.80 m x 10.52 m x 3.96 m

Armament:
2 - 5.00" / 127 mm guns in single mounts, 62.50lbs / 28.35kg shells, 1929 Model
Dual purpose guns in deck mounts
on centreline, all forward, 1 raised mount
3 - 5.00" / 127 mm guns in single mounts, 62.50lbs / 28.35kg shells, 1929 Model
Dual purpose guns in deck mounts
on centreline, all aft, 2 raised mounts - superfiring
4 - 1.10" / 27.9 mm guns in single mounts, 0.67lbs / 0.30kg shells, 1929 Model
Breech loading guns in deck mounts
on centreline, all aft, all raised mounts - superfiring
Weight of broadside 315 lbs / 143 kg
Shells per gun, main battery: 100
8 - 21.0" / 533.4 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.00" / 25 mm 1.00" / 25 mm -

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 36,137 shp / 26,958 Kw = 33.50 kts
Range 6,000nm at 15.00 kts
Bunker at max displacement = 462 tons

Complement:
135 - 176

Cost:
£0.822 million / $3.287 million

Distribution of weights at normal displacement:
Armament: 39 tons, 2.2 %
Armour: 8 tons, 0.5 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 8 tons, 0.5 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 870 tons, 49.6 %
Hull, fittings & equipment: 515 tons, 29.4 %
Fuel, ammunition & stores: 312 tons, 17.8 %
Miscellaneous weights: 10 tons, 0.6 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
534 lbs / 242 Kg = 8.5 x 5.0 " / 127 mm shells or 0.3 torpedoes
Stability (Unstable if below 1.00): 1.35
Metacentric height 1.7 ft / 0.5 m
Roll period: 11.0 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.30
Seaboat quality (Average = 1.00): 1.07

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.410
Length to Beam Ratio: 9.68 : 1
'Natural speed' for length: 21.16 kts
Power going to wave formation at top speed: 69 %
Trim (Max stability = 0, Max steadiness = 100): 65
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: 22.75 ft / 6.93 m
- Forecastle (18 %): 21.00 ft / 6.40 m
- Mid (34 %): 21.00 ft / 6.40 m (13.10 ft / 3.99 m aft of break)
- Quarterdeck (18 %): 13.00 ft / 3.96 m
- Stern: 13.00 ft / 3.96 m
- Average freeboard: 15.87 ft / 4.84 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 177.5 %
- Above water (accommodation/working, high = better): 82.1 %
Waterplane Area: 7,407 Square feet or 688 Square metres
Displacement factor (Displacement / loading): 69 %
Structure weight / hull surface area: 34 lbs/sq ft or 165 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.50
- Longitudinal: 2.61
- Overall: 0.59
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is cramped
Ship has slow, easy roll, a good, steady gun platform


5

Wednesday, December 28th 2005, 8:28pm

Revised Tillmans

USS Tillman, United States Destroyer laid down 1931

Displacement:
1,863 t light; 1,936 t standard; 2,229 t normal; 2,464 t full load

Dimensions: Length overall / water x beam x draught
377.31 ft / 371.00 ft x 36.00 ft x 14.25 ft (normal load)
115.00 m / 113.08 m x 10.97 m x 4.34 m

Armament:
8 - 5.00" / 127 mm guns (4x2 guns), 62.50lbs / 28.35kg shells, 1931 Model
Dual purpose guns in deck mounts with hoists
on centreline ends, evenly spread, 2 raised mounts - superfiring
4 - 1.10" / 27.9 mm guns (1x4 guns), 0.67lbs / 0.30kg shells, 1931 Model
Anti-aircraft guns in deck mount
on centreline amidships, all raised guns - superfiring
Weight of broadside 503 lbs / 228 kg
Shells per gun, main battery: 100
12 - 21.0" / 533.4 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.00" / 25 mm 1.00" / 25 mm -

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 39,803 shp / 29,693 Kw = 33.50 kts
Range 6,000nm at 15.00 kts
Bunker at max displacement = 528 tons

Complement:
161 - 210

Cost:
£1.141 million / $4.564 million

Distribution of weights at normal displacement:
Armament: 63 tons, 2.8 %
Armour: 28 tons, 1.2 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 28 tons, 1.2 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 1,025 tons, 46.0 %
Hull, fittings & equipment: 738 tons, 33.1 %
Fuel, ammunition & stores: 366 tons, 16.4 %
Miscellaneous weights: 10 tons, 0.4 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
676 lbs / 306 Kg = 10.8 x 5.0 " / 127 mm shells or 0.3 torpedoes
Stability (Unstable if below 1.00): 1.15
Metacentric height 1.4 ft / 0.4 m
Roll period: 12.8 seconds
Steadiness - As gun platform (Average = 50 %): 65 %
- Recoil effect (Restricted arc if above 1.00): 0.95
Seaboat quality (Average = 1.00): 1.15

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.410
Length to Beam Ratio: 10.31 : 1
'Natural speed' for length: 22.19 kts
Power going to wave formation at top speed: 66 %
Trim (Max stability = 0, Max steadiness = 100): 57
Bow angle (Positive = bow angles forward): 16.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.00 ft / 6.71 m
- Forecastle (15 %): 21.00 ft / 6.40 m
- Mid (40 %): 21.00 ft / 6.40 m (14.00 ft / 4.27 m aft of break)
- Quarterdeck (11 %): 14.00 ft / 4.27 m
- Stern: 14.00 ft / 4.27 m
- Average freeboard: 16.84 ft / 5.13 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 169.8 %
- Above water (accommodation/working, high = better): 63.3 %
Waterplane Area: 8,585 Square feet or 798 Square metres
Displacement factor (Displacement / loading): 76 %
Structure weight / hull surface area: 41 lbs/sq ft or 199 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.50
- Longitudinal: 2.49
- Overall: 0.58
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is cramped


USS Tillman Scout, United States Destroyer laid down 1931

Displacement:
1,877 t light; 1,936 t standard; 2,229 t normal; 2,464 t full load

Dimensions: Length overall / water x beam x draught
377.31 ft / 371.00 ft x 36.00 ft x 14.25 ft (normal load)
115.00 m / 113.08 m x 10.97 m x 4.34 m

Armament:
4 - 5.00" / 127 mm guns (2x2 guns), 62.50lbs / 28.35kg shells, 1931 Model
Dual purpose guns in deck mounts with hoists
on centreline, all forward, 1 raised mount - superfiring
4 - 1.10" / 27.9 mm guns (1x4 guns), 0.67lbs / 0.30kg shells, 1931 Model
Anti-aircraft guns in deck mount
on centreline amidships, all raised guns - superfiring
Weight of broadside 253 lbs / 115 kg
Shells per gun, main battery: 100
12 - 21.0" / 533.4 mm above water torpedoes

Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.00" / 25 mm 1.00" / 25 mm -

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 39,803 shp / 29,693 Kw = 33.50 kts
Range 6,000nm at 15.00 kts
Bunker at max displacement = 528 tons

Complement:
161 - 210

Cost:
£1.052 million / $4.209 million

Distribution of weights at normal displacement:
Armament: 32 tons, 1.4 %
Armour: 14 tons, 0.6 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 14 tons, 0.6 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 1,063 tons, 47.7 %
Hull, fittings & equipment: 683 tons, 30.6 %
Fuel, ammunition & stores: 352 tons, 15.8 %
Miscellaneous weights: 85 tons, 3.8 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
702 lbs / 318 Kg = 11.2 x 5.0 " / 127 mm shells or 0.3 torpedoes
Stability (Unstable if below 1.00): 1.18
Metacentric height 1.5 ft / 0.4 m
Roll period: 12.5 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.48
Seaboat quality (Average = 1.00): 1.22

Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.410
Length to Beam Ratio: 10.31 : 1
'Natural speed' for length: 22.19 kts
Power going to wave formation at top speed: 66 %
Trim (Max stability = 0, Max steadiness = 100): 57
Bow angle (Positive = bow angles forward): 16.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.00 ft / 6.71 m
- Forecastle (15 %): 21.00 ft / 6.40 m
- Mid (40 %): 21.00 ft / 6.40 m (14.00 ft / 4.27 m aft of break)
- Quarterdeck (11 %): 14.00 ft / 4.27 m
- Stern: 14.00 ft / 4.27 m
- Average freeboard: 16.84 ft / 5.13 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 168.7 %
- Above water (accommodation/working, high = better): 63.3 %
Waterplane Area: 8,585 Square feet or 798 Square metres
Displacement factor (Displacement / loading): 82 %
Structure weight / hull surface area: 38 lbs/sq ft or 184 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.50
- Longitudinal: 2.56
- Overall: 0.59
Hull space for machinery, storage, compartmentation is cramped
Room for accommodation and workspaces is cramped
Ship has slow, easy roll, a good, steady gun platform
Good seaboat, rides out heavy weather easily

HoOmAn

Keeper of the Sacred Block Coefficient

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6

Wednesday, December 28th 2005, 10:22pm

Much better...

Hey, looks like both designs grew in size a little bit. ;o)

7

Thursday, December 29th 2005, 12:33am

How are the Farragut's torpedo banks laid out? Two triple mounts on each side, three centerline quads, or something else?

8

Thursday, December 29th 2005, 1:30am

I can't see the pictures

9

Thursday, December 29th 2005, 2:22am

Accidentally added one too many quad banks of torpedoes! She has 2 quad centerline banks. I've corrected the design. No idea why the pictures aren't showing up for you psilander. As for the increase in size, I couldn't find any other way to really increase the cross-sectional strength otherwise. The new, legal, Farragut is over her historical normal tonnage and draft figures by a couple of hundred tons and a couple feet.

10

Thursday, December 29th 2005, 3:59am

Scans negative, Captian

No pictures here either...

Must say upon seeing "Tillman" I was expecting a battlewagon! ;-)

11

Thursday, December 29th 2005, 4:11am

Identification positive

I couldn't see then earlier, but I can now.

12

Thursday, December 29th 2005, 6:26am

Have to wait a couple more decades before capital ships start getting named after politicians in the US. There actually were two destroyers named Tillman, a four-stacker and a Gleaves Class DD built in 1941. The 4 stacker wasn't built in Wesworld since the US didn't build as many as IRL. You could call the Tillmans "maximum DD's" since they are at the upper limit.

13

Thursday, December 29th 2005, 7:52am

I like the Tillmans, decent speed, decent Torpdo outfit and the scout version will come in handy, particularily in the future when hunting subs.

Swampy did you forget to turn off the Corbomite Reflector again?

HoOmAn

Keeper of the Sacred Block Coefficient

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14

Thursday, December 29th 2005, 7:56am

Is there any historical experience how high a catapult has to be mounted above sea level to allow for sucessfull launches?

I was sceptical regarding this point and some of my smaller designs but now seeing a catapult on a DDs stern makes me think about it again...

15

Thursday, December 29th 2005, 7:58am

Three Fletcher class DD's were converted in a similar manor. I can't find any info on why they didn't continue with the other three planned but I seem to recall someone finding some info.

16

Thursday, December 29th 2005, 11:11am



But you can also launch aircraft from submarines. I don't think the height of the catapult matters too much. The Fletcher conversions weren't carried on with because they weren't needed. There is no point when you have; 1) Lots of carriers 2) Specialised ships like Commandante Teste or Sans Souci

17

Thursday, December 29th 2005, 9:31pm

..maybe my Corbomite reflector is on...I can't see your picture Gavin.

19

Thursday, December 29th 2005, 9:46pm

Hmm... Tried it out (usually do) and the link gives a "You are not authorized to view this page" message, but clicking on the address and hitting enter should solve that.