Vilnius Union Ships, 1920+: Electric Drive Boogaloo

Started by The Rock Doctor, September 29, 2021, 09:44:16 AM

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TacCovert4

Very similar to my colonial cruisers in production.  Trade offs, but if it's a ship with guns vs no ship with no guns, it's worth it.
His Most Honorable Majesty,  Ali the 8th, Sultan of All Aztecs,  Eagle of the Sun, Jaguar of the Sun, Snake of the Sun, Seal of the Sun, Whale of the Sun, Defender of the Faith, Keeper of the Teachings of Allah most gracious and merciful.

The Rock Doctor

That would be the thinking if such a class came into production.

Kaiser Kirk

Interesting.
The Parthians are building the Artesmia II class, also 3000tons.
But it's meant to be the minimum cruiser to replace our ancient sailing frigates not war-emergency.
Likewise 130mm, but I used an Omaha layout which gives the same broadside. More forward fire.
I made sure it would fit the docks in the two Pacific Freeports.
I put an armored box around the magazine, but I am 1/2 knot slower.
Converted for cruising speed, my bunkers have a touch more range.

I left off the Night fighting, but will likely refit it into the class.
Went for Scoutplanes and ASW capability though.

Always interesting to compare similar ships and different design choices. 
:)


Quote from: The Rock Doctor on August 09, 2022, 11:18:26 AM
Union designers, finding themselves with not a lot of pressing tasks at the moment, churn out a 1924 emergency light cruiser.

The basic assumption is that the ship has to be completed in a year in order to replace war losses.  This limits light displacement to 3,000 tonnes.  That also offers a convenient break-point in hull strength limits.

The end result can be built in the Union's 150m slips.  The main sacrifice is, obviously, a complete lack of hull protection, but firepower, speed, and range are appropriate for capital ship screening duties.

A 32 knot ship can be built with six main guns on a similar hull, but the firepower trade-off might not be worth it.

Enter ship name, Enter country Enter ship type laid down 1924

Displacement:
   2,986 t light; 3,152 t standard; 3,662 t normal; 4,070 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (476.24 ft / 462.60 ft) x 42.65 ft x (14.44 / 15.57 ft)
   (145.16 m / 141.00 m) x 13.00 m  x (4.40 / 4.75 m)

Armament:
      8 - 5.12" / 130 mm 45.0 cal guns - 67.61lbs / 30.67kg shells, 250 per gun
     Quick firing guns in deck and hoist mounts, 1924 Model
     4 x 2-gun mounts on centreline, evenly spread
      2 raised mounts
      4 - 3.94" / 100 mm 45.0 cal guns - 30.77lbs / 13.96kg shells, 250 per gun
     Anti-air guns in deck mounts, 1924 Model
     4 x Single mounts on sides, evenly spread
      4 - 0.59" / 15.0 mm 90.0 cal guns - 0.12lbs / 0.05kg shells, 4,000 per gun
     Machine guns in deck mounts, 1924 Model
     4 x Single mounts on sides, evenly spread
      4 raised mounts
      Weight of broadside 664 lbs / 301 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   1.97" / 50 mm   0.98" / 25 mm      1.97" / 50 mm
   2nd:   0.79" / 20 mm   0.79" / 20 mm            -

Machinery:
   Oil fired boilers, steam turbines,
   Geared drive, 2 shafts, 45,576 shp / 34,000 Kw = 31.51 kts
   Range 16,400nm at 10.00 kts
   Bunker at max displacement = 917 tons

Complement:
   234 - 305

Cost:
   £1.147 million / $4.586 million

Distribution of weights at normal displacement:
   Armament: 169 tons, 4.6 %
      - Guns: 169 tons, 4.6 %
   Armour: 55 tons, 1.5 %
      - Armament: 55 tons, 1.5 %
   Machinery: 1,492 tons, 40.7 %
   Hull, fittings & equipment: 1,125 tons, 30.7 %
   Fuel, ammunition & stores: 676 tons, 18.5 %
   Miscellaneous weights: 145 tons, 4.0 %
      - On freeboard deck: 65 tons
      - Above deck: 80 tons

Fittings:
-17 t:  Fire control
-25 t:  L/R wireless
-25 t:  Command facilities
-10 t:  Night-fighting doodads (all these are above deck)
-32 t:  2x4 21" heavyweight torpedoes
-36 t:  Weight reserve

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     1,611 lbs / 731 Kg = 24.0 x 5.1 " / 130 mm shells or 0.5 torpedoes
   Stability (Unstable if below 1.00): 1.10
   Metacentric height 1.7 ft / 0.5 m
   Roll period: 13.9 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.60
   Seaboat quality  (Average = 1.00): 1.07

Hull form characteristics:
   Hull has rise forward of midbreak,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.450 / 0.464
   Length to Beam Ratio: 10.85 : 1
   'Natural speed' for length: 21.51 kts
   Power going to wave formation at top speed: 58 %
   Trim (Max stability = 0, Max steadiness = 100): 65
   Bow angle (Positive = bow angles forward): 20.00 degrees
   Stern overhang: 4.92 ft / 1.50 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  23.95 ft / 7.30 m,  19.03 ft / 5.80 m
      - Forward deck:   30.00 %,  19.03 ft / 5.80 m,  19.03 ft / 5.80 m
      - Aft deck:   35.00 %,  11.15 ft / 3.40 m,  11.15 ft / 3.40 m
      - Quarter deck:   15.00 %,  11.15 ft / 3.40 m,  11.15 ft / 3.40 m
      - Average freeboard:      15.49 ft / 4.72 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 147.6 %
      - Above water (accommodation/working, high = better): 151.5 %
   Waterplane Area: 12,585 Square feet or 1,169 Square metres
   Displacement factor (Displacement / loading): 98 %
   Structure weight / hull surface area: 57 lbs/sq ft or 277 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.71
      - Longitudinal: 1.17
      - Overall: 0.75
   Cramped machinery, storage, compartmentation space
   Excellent accommodation and workspace room
   Ship has slow, easy roll, a good, steady gun platform
Did they beat the drum slowly,
Did they play the fife lowly,
Did they sound the death march, as they lowered you down,
Did the band play the last post and chorus,
Did the pipes play the flowers of the forest

The Rock Doctor

Scuttlebutt coming out of the nearby war - maybe a few of those 80,000 internees mentioned it in passing, who knows - is that airplanes are proving a bit more problematic than the Union might have anticipated.

The Union's existing complement of patrol vessels do not, thus far, feature much of an AA suite; they've mostly been built for observation and ASW.  A new coastal escort/patrol vessel would offer some decent all-round capability for its size.

This has a single 100mm gun for anti-surface work, and two 50mm AA guns to swat down bad guys.  A pair of fixed 450mm torpedoes offer a limited ability to threaten big bads or scuttle bad friendlies.  Hydrophones and a small suite of depth charges allow it to keep a submarine honest for a short time.

Enter ship name, Enter country Enter ship type laid down 1923

Displacement:
   250 t light; 261 t standard; 281 t normal; 296 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (147.17 ft / 137.80 ft) x 19.69 ft x (7.87 / 8.18 ft)
   (44.86 m / 42.00 m) x 6.00 m  x (2.40 / 2.49 m)

Armament:
      1 - 3.94" / 100.0 mm 45.0 cal gun - 30.77lbs / 13.96kg shells, 250 per gun
     Quick firing gun in deck mount, 1923 Model
     1 x Single mount on centreline, forward deck forward
      1 raised mount
      2 - 1.97" / 50.0 mm 45.0 cal guns - 3.85lbs / 1.74kg shells, 250 per gun
     Anti-air guns in deck mounts, 1923 Model
     2 x Single mounts on centreline, aft evenly spread
      1 raised mount
      2 - 0.59" / 15.0 mm 90.0 cal guns - 0.12lbs / 0.05kg shells, 4,000 per gun
     Machine guns in deck mounts, 1923 Model
     2 x Single mounts on sides, evenly spread
      2 raised mounts
      Weight of broadside 39 lbs / 18 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.79" / 20 mm   0.12" / 3 mm            -
   2nd:   0.79" / 20 mm   0.12" / 3 mm            -

Machinery:
   Oil fired boilers, steam turbines,
   Geared drive, 2 shafts, 2,948 shp / 2,200 Kw = 20.34 kts
   Range 2,800nm at 10.00 kts
   Bunker at max displacement = 35 tons

Complement:
   33 - 44

Cost:
   £0.071 million / $0.286 million

Distribution of weights at normal displacement:
   Armament: 7 tons, 2.7 %
   Armour: 3 tons, 1.0 %
      - Armament: 3 tons, 1.0 %
   Machinery: 99 tons, 35.1 %
   Hull, fittings & equipment: 114 tons, 40.7 %
   Fuel, ammunition & stores: 31 tons, 10.9 %
   Miscellaneous weights: 27 tons, 9.6 %
      - Hull below water: 15 tons
      - On freeboard deck: 11 tons
      - Above deck: 1 tons

Fittings:
-1t:  1918 fire control (AD)
-4t:  2x1 450mm torpedos, fixed to fire just off the bows.
-6t:  ASW weapons
-1t:  Weight reserve
-15t:  Enhanced hydrophone package

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     242 lbs / 110 Kg = 7.9 x 3.9 " / 100 mm shells or 0.2 torpedoes
   Stability (Unstable if below 1.00): 1.11
   Metacentric height 0.5 ft / 0.2 m
   Roll period: 11.3 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.37
   Seaboat quality  (Average = 1.00): 1.26

Hull form characteristics:
   Hull has a flush deck,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.460 / 0.467
   Length to Beam Ratio: 7.00 : 1
   'Natural speed' for length: 11.74 kts
   Power going to wave formation at top speed: 71 %
   Trim (Max stability = 0, Max steadiness = 100): 56
   Bow angle (Positive = bow angles forward): 20.00 degrees
   Stern overhang: 3.28 ft / 1.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  16.73 ft / 5.10 m,  12.80 ft / 3.90 m
      - Forward deck:   20.00 %,  12.80 ft / 3.90 m,  8.86 ft / 2.70 m
      - Aft deck:   45.00 %,  8.86 ft / 2.70 m,  8.86 ft / 2.70 m
      - Quarter deck:   15.00 %,  8.86 ft / 2.70 m,  8.86 ft / 2.70 m
      - Average freeboard:      10.35 ft / 3.16 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 127.9 %
      - Above water (accommodation/working, high = better): 95.3 %
   Waterplane Area: 1,745 Square feet or 162 Square metres
   Displacement factor (Displacement / loading): 114 %
   Structure weight / hull surface area: 29 lbs/sq ft or 140 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.77
      - Longitudinal: 10.83
      - Overall: 1.00
   Hull space for machinery, storage, compartmentation is cramped
   Room for accommodation and workspaces is adequate
   Ship has slow, easy roll, a good, steady gun platform
   Good seaboat, rides out heavy weather easily


snip

You smug-faced crowds with kindling eye
Who cheer when solider lads march by
Sneak home and pray that you'll never know
The hell where youth and laughter go.
-Siegfried Sassoon

Kaiser Kirk

I like it too.

Does it really need

On the "ASW weapons" the final should be a little more specific - kites  & harpoons, or DC throwers and DCs...

While the airpower was mainly annoyance, and dangerous to merchants, it did factor in.
Which for 1923 seems reasonable.

Billy Mitchell would be crushed by the results as far less than he promised.

For me, I'm going to have to do some refits to fit my 57mm AA on a whole bunch of ships.
Eventually I'll rip those out and put in ~37mm cannons, but the nose fusing isn't there yet.
And then I'm eyeing the 'dual purpose' tech, as I really want my 90mm AA to be 'DP'.
Which actually costs a little weight.
Did they beat the drum slowly,
Did they play the fife lowly,
Did they sound the death march, as they lowered you down,
Did the band play the last post and chorus,
Did the pipes play the flowers of the forest

The Rock Doctor

Does it really need...?  I'm guessing that's either the enhanced hydrophones or torpedoes but don't know which.

I figure twin 15mm and 50mm are coming down my production lines soon.

Also need to retrofit the 1918 FC more widely across the fleet.

Kaiser Kirk

I upscaled the German TUFF 13.2mm GAST to the Parthian 15mm*, and have a new 57mm AA meant to replace the 90mm AA on destroyers when I discovered I didn't have anything under 90AA.
I've refitted the 1918 FC across my fleet, but it took 3 half years, as I upgraded other systems too. Not reflected in my Encyclopedia, still in Ship Designs, but ....I've had some other task on my plate.




*pregame I wanted a set progression in multiples of 7.5, the gaps growing as I went up. For various reasons I have failed to keep that sequence. 
Did they beat the drum slowly,
Did they play the fife lowly,
Did they sound the death march, as they lowered you down,
Did the band play the last post and chorus,
Did the pipes play the flowers of the forest

The Rock Doctor

Building on earlier ideas of a fast ferry for Baltic transport of troops and the river transport down in South America, a fast ferry for Caribbean service.

Notionally, with "commuter seating" at 4 troopers per tonne, the ferry can transport 2,000 men, plus 500 t of cargo. 

At a cruise speed (50% power) of 18 knots, the ferry could make a one-way run from Cartagena (not a PORT) to Colon in 16 hours, or from Barranquilla (a PORT) to Colon in 22 hours.  Short hops would also enable troop transfer from Puerto Rico to either Hispaniola or the wee islands to the east.

Enter ship name, Enter country Enter ship type laid down 1924

Displacement:
   2,393 t light; 2,452 t standard; 2,655 t normal; 2,818 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (387.30 ft / 374.02 ft) x 44.29 ft x (12.47 / 13.01 ft)
   (118.05 m / 114.00 m) x 13.50 m  x (3.80 / 3.96 m)

Armament:
      1 - 3.94" / 100.0 mm 45.0 cal gun - 30.77lbs / 13.96kg shells, 250 per gun
     Quick firing gun in deck mount, 1924 Model
     1 x Single mount on sides, forward deck aft
      1 raised mount
      2 - 1.97" / 50.0 mm 45.0 cal guns - 3.85lbs / 1.74kg shells, 250 per gun
     Anti-air guns in deck mounts, 1924 Model
     2 x Single mounts on sides, aft deck centre
      2 raised mounts
      4 - 0.59" / 15.0 mm 90.0 cal guns - 0.12lbs / 0.05kg shells, 3,000 per gun
     Machine guns in casemate mounts, 1924 Model
     4 x Single mounts on sides, evenly spread
      Weight of broadside 39 lbs / 18 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   0.79" / 20 mm   0.79" / 20 mm            -
   2nd:   0.79" / 20 mm   0.12" / 3 mm            -

Machinery:
   Oil fired boilers, steam turbines,
   Geared drive, 2 shafts, 9,651 shp / 7,200 Kw = 21.79 kts
   Range 2,000nm at 18.00 kts
   Bunker at max displacement = 366 tons

Complement:
   184 - 240

Cost:
   £0.403 million / $1.612 million

Distribution of weights at normal displacement:
   Armament: 8 tons, 0.3 %
   Armour: 6 tons, 0.2 %
      - Armament: 6 tons, 0.2 %
   Machinery: 318 tons, 12.0 %
   Hull, fittings & equipment: 1,023 tons, 38.5 %
   Fuel, ammunition & stores: 263 tons, 9.9 %
   Miscellaneous weights: 1,038 tons, 39.1 %
      - Hull below water: 250 tons
      - Hull above water: 250 tons
      - On freeboard deck: 500 tons
      - Above deck: 38 tons

Fittings:
-500 t:  Commuter seating for 2,000 passengers (FD)
-500 t:  Cargo (AW/BW)
-25 t:  L/R wireless (AD)
-13 t:  Weight reserve (AD)

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     6,768 lbs / 3,070 Kg = 221.8 x 3.9 " / 100 mm shells or 1.8 torpedoes
   Stability (Unstable if below 1.00): 1.17
   Metacentric height 2.0 ft / 0.6 m
   Roll period: 13.3 seconds
   Steadiness   - As gun platform (Average = 50 %): 70 %
         - Recoil effect (Restricted arc if above 1.00): 0.03
   Seaboat quality  (Average = 1.00): 2.00

Hull form characteristics:
   Hull has raised forecastle, rise aft of midbreak, low quarterdeck ,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.450 / 0.458
   Length to Beam Ratio: 8.44 : 1
   'Natural speed' for length: 19.34 kts
   Power going to wave formation at top speed: 47 %
   Trim (Max stability = 0, Max steadiness = 100): 35
   Bow angle (Positive = bow angles forward): 20.00 degrees
   Stern overhang: 4.92 ft / 1.50 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  22.97 ft / 7.00 m,  19.03 ft / 5.80 m
      - Forward deck:   20.00 %,  11.15 ft / 3.40 m,  11.15 ft / 3.40 m
      - Aft deck:   50.00 %,  19.03 ft / 5.80 m,  19.03 ft / 5.80 m
      - Quarter deck:   10.00 %,  11.15 ft / 3.40 m,  11.15 ft / 3.40 m
      - Average freeboard:      16.98 ft / 5.18 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 61.3 %
      - Above water (accommodation/working, high = better): 183.5 %
   Waterplane Area: 10,567 Square feet or 982 Square metres
   Displacement factor (Displacement / loading): 156 %
   Structure weight / hull surface area: 57 lbs/sq ft or 277 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.90
      - Longitudinal: 2.40
      - 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, can fire her guns in the heaviest weather




The Rock Doctor

My plans were broadly along the lines of:

-Straznik and a second light AC.
-2 battleships similar to the Encke class
-light cruisers and torpedo-boats to escort them
-submarines
-aircraft carriers...of some sort, with a lot of options not decided upon
-Some fast oilers, bigger depot ships, etc.

However, larger investments into the land/air forces in the Caribbean are going to eat into my building plan.

The Rock Doctor

At least my commitments are not global, so I can concentrate assets a bit more.

The Rock Doctor

I guess I'd call this a super-sloop or gunship.  Eight 130mm guns (in that 2-gun mount I haven't gotten around to designing yet), plus a plane for scouting and the miscellaneous weight allows for fish and a decent ASW kit.

Don't know that I'm building any, but it was interesting to play with.



Enter ship name, Enter country Enter ship type laid down 1924

Displacement:
   2,184 t light; 2,323 t standard; 2,727 t normal; 3,049 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (358.19 ft / 345.47 ft) x 42.65 ft x (13.78 / 14.96 ft)
   (109.18 m / 105.30 m) x 13.00 m  x (4.20 / 4.56 m)

Armament:
      8 - 5.12" / 130 mm 45.0 cal guns - 67.61lbs / 30.67kg shells, 250 per gun
     Quick firing guns in deck and hoist mounts, 1924 Model
     4 x 2-gun mounts on centreline ends, evenly spread
      2 raised mounts - superfiring
      2 - 3.94" / 100.0 mm 45.0 cal guns - 30.77lbs / 13.96kg shells, 250 per gun
     Anti-air guns in deck mounts, 1924 Model
     2 x Single mounts on sides, forward deck aft
      4 - 0.59" / 15.0 mm 45.0 cal guns - 0.10lbs / 0.05kg shells, 4,000 per gun
     Breech loading guns in deck mounts, 1924 Model
     4 x Single mounts on sides, evenly spread
      4 raised mounts
      Weight of broadside 603 lbs / 273 kg

Armour:
   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   1.97" / 50 mm   1.18" / 30 mm      1.97" / 50 mm
   2nd:   0.79" / 20 mm   0.79" / 20 mm            -

   - Conning towers: Forward 0.98" / 25 mm,  Aft 0.00" / 0 mm

Machinery:
   Oil fired boilers, steam turbines,
   Geared drive, 2 shafts, 26,810 shp / 20,000 Kw = 27.64 kts
   Range 16,400nm at 10.00 kts
   Bunker at max displacement = 726 tons

Complement:
   188 - 245

Cost:
   £0.787 million / $3.148 million

Distribution of weights at normal displacement:
   Armament: 157 tons, 5.8 %
   Armour: 57 tons, 2.1 %
      - Armament: 52 tons, 1.9 %
      - Conning Tower: 4 tons, 0.2 %
   Machinery: 883 tons, 32.4 %
   Hull, fittings & equipment: 867 tons, 31.8 %
   Fuel, ammunition & stores: 543 tons, 19.9 %
   Miscellaneous weights: 220 tons, 8.1 %
      - Hull below water: 15 tons
      - Hull above water: 25 tons
      - On freeboard deck: 90 tons
      - Above deck: 90 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     1,805 lbs / 819 Kg = 26.9 x 5.1 " / 130 mm shells or 0.6 torpedoes
   Stability (Unstable if below 1.00): 1.12
   Metacentric height 1.7 ft / 0.5 m
   Roll period: 13.6 seconds
   Steadiness   - As gun platform (Average = 50 %): 68 %
         - Recoil effect (Restricted arc if above 1.00): 0.69
   Seaboat quality  (Average = 1.00): 1.27

Hull form characteristics:
   Hull has rise forward of midbreak,
     a normal bow and a cruiser stern
   Block coefficient (normal/deep): 0.470 / 0.484
   Length to Beam Ratio: 8.10 : 1
   'Natural speed' for length: 18.59 kts
   Power going to wave formation at top speed: 63 %
   Trim (Max stability = 0, Max steadiness = 100): 54
   Bow angle (Positive = bow angles forward): 20.00 degrees
   Stern overhang: 3.28 ft / 1.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  25.92 ft / 7.90 m,  21.00 ft / 6.40 m
      - Forward deck:   30.00 %,  21.00 ft / 6.40 m,  21.00 ft / 6.40 m
      - Aft deck:   35.00 %,  13.12 ft / 4.00 m,  13.12 ft / 4.00 m
      - Quarter deck:   15.00 %,  13.12 ft / 4.00 m,  13.12 ft / 4.00 m
      - Average freeboard:      17.45 ft / 5.32 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 126.6 %
      - Above water (accommodation/working, high = better): 162.3 %
   Waterplane Area: 9,559 Square feet or 888 Square metres
   Displacement factor (Displacement / loading): 106 %
   Structure weight / hull surface area: 55 lbs/sq ft or 266 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.65
      - Longitudinal: 2.72
      - Overall: 0.75
   Hull space for machinery, storage, compartmentation is cramped
   Room for accommodation and workspaces is excellent
   Good seaboat, rides out heavy weather easily


TacCovert4

It's very interesting.   Similar to my colonial corvettes.  But given the current experiences,  I wonder if you wouldn't want more AA.   As it stands I'll be doing some significant AA refits of my own ships. 
His Most Honorable Majesty,  Ali the 8th, Sultan of All Aztecs,  Eagle of the Sun, Jaguar of the Sun, Snake of the Sun, Seal of the Sun, Whale of the Sun, Defender of the Faith, Keeper of the Teachings of Allah most gracious and merciful.

The Rock Doctor

Quite possibly although I'd pictured it more as an open ocean escort with limited air threats.

Kaiser Kirk

When I was developing the Artesmia II frigate, I looked at a range of 130mm <3000t vessels.
I was expecting more independent long range role with secondary scout / close escort.

So I wound up with more speed, more guns, and box armor on the magazines for 3000 tons.
Since my range was at a higher speed- more fuel.
To me, having more of those attributes is worth the extra tonnage, as I can't
afford lots of specialist vessels when a little more tonnage gets me a decent multirole.

Since the first two though, I'm really reconsidering the armor and guns aspect,
so for 1924 I'm looking at dumping my speed down to 28-29 knots,
upping the guns to 165mm, and adding a protective deck and floatplanes
Not a true 6000 ton cruiser, but 2 of them may be able to take one reasonably while giving more flex.
Did they beat the drum slowly,
Did they play the fife lowly,
Did they sound the death march, as they lowered you down,
Did the band play the last post and chorus,
Did the pipes play the flowers of the forest