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6/10 factories producing warship material = 6,000 t, plus a stockpile of 50 t, for 6050 t. 5851 t are used, leading to stockpile of 199 t.

4/10 factories dedicated to producing infrastructure material = 0.4 pts

“Bonus” infrastructure points for all 4 factories to be produced in Q4

0.0 pts invested; Factory Eleven remains incomplete at 8.5 pts

D3: Collier/Carrier conversion

S2: CL

S0: Idle

S1: Yard ready for operation 1/5/21

S0: Minesweeper

Free-floating: DD

Free-floating: DD

S1: Sloop

S0: Idle

D0: Idle

Free-floating : DD

S3: Idle

S2: Seaplane Tender

S1: Monitor

D2: CL

D1: Idle

Free-floating: CA

Three 100 t motor torpedo boats are completed in commercial facilities.

India transfers 0.4 pts of infrastructure points to South Africa as partial payment for BB

CA

CL

CL

DD

Purchase of the

New units laid down this quarter: a seaplane tender, a monitor, a minesweeper, a sloop, and three torpedo boats.

The

The Ordnance Board confirms that three new gun mounts will be installed and tested on the

Note: X+(Y)+Z = completed (including shaking down) + (under repair/refit)+ under construction

BB: 1+(1)+0

CV: 0+(0)+1

CA: 2+(0)+1

CL: 9+(0)+1

DD: 24+(0)+1

TB: 13+(0)+0

The list does not include auxiliaries and minor combatants.

Four new classes to report:

**Chandragupta class monitor, laid down 1921**

Length, 360 ft x Beam, 63.0 ft x Depth, 12.0 ft

4277 tons normal displacement (4059 tons standard)

Main battery: 3 x 9.8-inch (1 x 3)

Secondary battery: 3 x 5.9-inch (1 x 3)

AA battery: 4 x 4.1-inch

Light battery: 4 x 1.4-inch

Weight of broadside: 1863 lbs

Main belt, 4.0 inches; ends unarmored

Armor deck, average 2.0 inches

C.T., 4.0 inches

Battery armor:

Main, 8.0" / secondary, 3.0"

AA, 1.0" shields / light guns, 1.0" shields

Maximum speed for 6980 shp = 18.00 knots

Approximate cruising radius, 4000 nm / 12 kts

Typical complement: 264-344

Estimated cost, $3.695 million (£924,000)

Remarks:

Relative extent of belt armor, 63 percent of 'typical' coverage.

Ship has slow, easy roll; a good, steady gun platform.

Good seaboat; rides out heavy weather easily.

Magazines and engineering spaces are roomy, with superior

watertight subdivision.

Ship is roomy, with superior accommodation and working space.

Distribution of weights:

Percent

normal

displacement:

Armament ......................... 233 tons = 5 pct

Armor, total ..................... 1163 tons = 27 pct

Belt 247 tons = 6 pct

Deck 562 tons = 13 pct

C.T. 23 tons = 1 pct

Armament 331 tons = 8 pct

Machinery ........................ 240 tons = 6 pct

Hull and fittings; equipment ..... 2152 tons = 50 pct

Fuel, ammunition, stores ......... 458 tons = 11 pct

Miscellaneous weights ............ 30 tons = 1 pct

-----

4277 tons = 100 pct

Estimated metacentric height, 3.7 ft

Displacement summary:

Light ship: 3818 tons

Standard displacement: 4059 tons

Normal service: 4277 tons

Full load: 4434 tons

Loading submergence 434 tons/foot

+++++++++++++++++++++++++

Estimated overall survivability and seakeeping ability:

Relative margin of stability: 1.24

Shellfire needed to sink: 8358 lbs = 17.8 x 9.8-inch shells

(Approximates weight of penetrating

shell hits needed to sink ship,

not counting critical hits)

Torpedoes needed to sink: 2.3

(Approximates number of 'typical'

torpedo hits needed to sink ship)

Relative steadiness as gun platform, 73 percent

(50 percent is 'average')

Relative rocking effect from firing to beam, 0.32

Relative quality as a seaboat: 1.22

+++++++++++++++++++++++++

Hull form characteristics:

Block coefficient: 0.55

Sharpness coefficient: 0.42

Hull speed coefficient 'M' = 6.78

'Natural speed' for length = 19.0 knots

Power going to wave formation

at top speed: 45 percent

Estimated hull characteristics and strength:

Relative underwater volume absorbed by

magazines and engineering spaces: 62 percent

Relative accommodation and working space: 126 percent

Displacement factor: 119 percent

(Displacement relative to loading factors)

Relative cross-sectional hull strength: 0.96

(Structure weight per square

foot of hull surface: 111 lbs)

Relative longitudinal hull strength: 1.61

(for 11.5 ft average freeboard;

freeboard adjustment -1.3 ft)

Relative composite hull strength: 1.01

+++++++++++++++++++++++++

[Machine-readable parameters: Spring Style v. 1.2.1]

360.00 x 63.00 x 12.00; 11.50 -- Dimensions

0.55 -- Block coefficient

1921 -- Year laid down

18.00 / 4000 / 12.00; Oil-fired turbine or equivalent -- Speed / radius / cruise

30 tons -- Miscellaneous weights

++++++++++

3 x 9.80; 1 -- Main battery; turrets

Central positioning of guns

:

3 x 5.90; 1 -- Secondary battery; turrets

:

4 x 4.10 -- Tertiary (QF/AA) battery

Gun-shields

:

4 x 1.40 -- Fourth (light) battery

0 -- No torpedo armament

++++++++++

4.00 / 0.00 / 0.00 / 0.00; 63 -- Belt armor; relative extent

2.00 / 4.00 -- Deck / CT

8.00 / 3.00 / 1.00 / 1.00 -- Battery armor

+++++++++++++++++++++++++++++++++++++++++++++++++++++++

**Palk Bay class seaplane tender, laid down 1921 **

Length, 540 ft x Beam, 60.0 ft x Depth, 16.0 ft

7850 tons normal displacement (7091 tons standard)

Main battery: 4 x 4.1-inch

Secondary battery: 8 x 1.4-inch

AA battery: 6 x 0.6-inch

Weight of broadside: 149 lbs

Air Group: Typically ten seaplanes

Hull unarmored

Battery armor:

Main, 2.0" shields / secondary, 1.0" shields

AA, 1.0" shields

Maximum speed for 11992 shp = 19.64 knots

Approximate cruising radius, 10000 nm / 12 kts

Typical complement: 417-542

Estimated cost, $3.215 million (£804,000)

Remarks:

Ship has slow, easy roll; a good, steady gun platform.

Good seaboat; rides out heavy weather easily.

Magazines and engineering spaces are roomy, with superior

watertight subdivision.

Ship is roomy, with superior accommodation and working space.

Distribution of weights:

Percent

normal

displacement:

Armament ......................... 19 tons = 0 pct

Armor, total ..................... 15 tons = 0 pct

Armament 15 tons = 0 pct

Machinery ........................ 413 tons = 5 pct

Hull and fittings; equipment ..... 5476 tons = 70 pct

Fuel, ammunition, stores ......... 928 tons = 12 pct

Miscellaneous weights ............ 1000 tons = 13 pct

-----

7850 tons = 100 pct

Estimated metacentric height, 2.8 ft

Displacement summary:

Light ship: 6922 tons

Standard displacement: 7091 tons

Normal service: 7850 tons

Full load: 8426 tons

Loading submergence 605 tons/foot

+++++++++++++++++++++++++

Estimated overall survivability and seakeeping ability:

Relative margin of stability: 1.10

Shellfire needed to sink: 26846 lbs = 779.0 x 4.1-inch shells

(Approximates weight of penetrating

shell hits needed to sink ship,

not counting critical hits)

Torpedoes needed to sink: 5.3

(Approximates number of 'typical'

torpedo hits needed to sink ship)

Relative steadiness as gun platform, 75 percent

(50 percent is 'average')

Relative rocking effect from firing to beam, 0.02

Relative quality as a seaboat: 1.37

+++++++++++++++++++++++++

Hull form characteristics:

Block coefficient: 0.53

Sharpness coefficient: 0.35

Hull speed coefficient 'M' = 8.31

'Natural speed' for length = 23.2 knots

Power going to wave formation

at top speed: 34 percent

Estimated hull characteristics and strength:

Relative underwater volume absorbed by

magazines and engineering spaces: 34 percent

Relative accommodation and working space: 155 percent

Displacement factor: 394 percent

(Displacement relative to loading factors)

Relative cross-sectional hull strength: 2.31

(Structure weight per square

foot of hull surface: 174 lbs)

Relative longitudinal hull strength: 2.08

(for 16.0 ft average freeboard;

freeboard adjustment +1.6 ft)

Relative composite hull strength: 2.13

+++++++++++++++++++++++++

[Machine-readable parameters: Spring Style v. 1.2.1]

540.00 x 60.00 x 16.00; 16.00 -- Dimensions

0.53 -- Block coefficient

1921 -- Year laid down

19.64 / 10000 / 12.00; Oil-fired turbine or equivalent -- Speed / radius / cruise

1000 tons -- Miscellaneous weights

++++++++++

4 x 4.10; 0 -- Main battery; turrets

Central positioning of guns

Gun-shields

:

8 x 1.40; 0 -- Secondary battery; turrets

Gun-shields

:

6 x 0.60 -- Tertiary (QF/AA) battery

Gun-shields

:

0 -- No fourth (light) battery

0 -- No torpedo armament

++++++++++

0.00 -- No belt armor

0.00 / 0.00 -- Deck / CT

2.00 / 1.00 / 1.00 / 0.00 -- Battery armor

+++++++++++++++++++++++++++++++++++++++++++++++++++++++

**Ganges class minesweeper, laid down 1921 **

Length, 200 ft x Beam, 30.0 ft x Depth, 9.0 ft

771 tons normal displacement (694 tons standard)

Main battery: 1 x 4.1-inch

Secondary battery: 2 x 1.4-inch

AA battery: 2 x 0.6-inch

Weight of broadside: 37 lbs

Hull unarmored

Battery armor:

Main, 2.0" shields / secondary, 1.0" shields

AA, 1.0" shields

Maximum speed for 2227 shp = 17.00 knots

Approximate cruising radius, 4000 nm / 12 kts

Typical complement: 73-95

Estimated cost, $390,000 (£97,000)

Remarks:

Good seaboat; rides out heavy weather easily.

Magazines and engineering spaces are roomy, with superior

watertight subdivision.

Distribution of weights:

Percent

normal

displacement:

Armament ......................... 5 tons = 1 pct

Armor, total ..................... 3 tons = 0 pct

Armament 3 tons = 0 pct

Machinery ........................ 77 tons = 10 pct

Hull and fittings; equipment ..... 531 tons = 69 pct

Fuel, ammunition, stores ......... 96 tons = 13 pct

Miscellaneous weights ............ 60 tons = 8 pct

-----

771 tons = 100 pct

Estimated metacentric height, 1.0 ft

Displacement summary:

Light ship: 675 tons

Standard displacement: 694 tons

Normal service: 771 tons

Full load: 831 tons

Loading submergence 108 tons/foot

+++++++++++++++++++++++++

Estimated overall survivability and seakeeping ability:

Relative margin of stability: 1.08

Shellfire needed to sink: 2061 lbs = 59.8 x 4.1-inch shells

(Approximates weight of penetrating

shell hits needed to sink ship,

not counting critical hits)

Torpedoes needed to sink: 1.4

(Approximates number of 'typical'

torpedo hits needed to sink ship)

Relative steadiness as gun platform, 66 percent

(50 percent is 'average')

Relative rocking effect from firing to beam, 0.05

Relative quality as a seaboat: 1.31

+++++++++++++++++++++++++

Hull form characteristics:

Block coefficient: 0.50

Sharpness coefficient: 0.38

Hull speed coefficient 'M' = 6.66

'Natural speed' for length = 14.1 knots

Power going to wave formation

at top speed: 55 percent

Estimated hull characteristics and strength:

Relative underwater volume absorbed by

magazines and engineering spaces: 47 percent

Relative accommodation and working space: 98 percent

Displacement factor: 303 percent

(Displacement relative to loading factors)

Relative cross-sectional hull strength: 2.00

(Structure weight per square

foot of hull surface: 86 lbs)

Relative longitudinal hull strength: 5.24

(for 10.0 ft average freeboard;

freeboard adjustment +0.9 ft)

Relative composite hull strength: 2.20

+++++++++++++++++++++++++

[Machine-readable parameters: Spring Style v. 1.2.1]

200.00 x 30.00 x 9.00; 10.00 -- Dimensions

0.50 -- Block coefficient

1921 -- Year laid down

17.00 / 4000 / 12.00; Oil-fired turbine or equivalent -- Speed / radius / cruise

60 tons -- Miscellaneous weights

++++++++++

1 x 4.10; 0 -- Main battery; turrets

Central positioning of guns

Gun-shields

:

2 x 1.40; 0 -- Secondary battery; turrets

Gun-shields

:

2 x 0.60 -- Tertiary (QF/AA) battery

Gun-shields

:

0 -- No fourth (light) battery

0 -- No torpedo armament

++++++++++

0.00 -- No belt armor

0.00 / 0.00 -- Deck / CT

2.00 / 1.00 / 1.00 / 0.00 -- Battery armor

+++++++++++++++++++++++++++++++++++++++++++++++++++++++

**S-101 class sloop, laid down 1921 **

Length, 290 ft x Beam, 29.0 ft x Depth, 9.0 ft

1081 tons normal displacement (943 tons standard)

Main battery: 4 x 4.1-inch

Secondary battery: 4 x 1.4-inch

AA battery: 4 x 0.6-inch

Weight of broadside: 144 lbs

Main belt, 1.0 inches; full length

Armor deck, average 0.5 inches

C.T., 2.0 inches

Battery armor:

Main, 2.0" shields / secondary, 1.0" shields

AA, 1.0" shields

Maximum speed for 5999 shp = 21.71 knots

Approximate cruising radius, 6000 nm / 12 kts

Typical complement: 94-123

Estimated cost, $772,000 (£193,000)

Remarks:

Ship has slow, easy roll; a good, steady gun platform.

Excellent seaboat; comfortable and able to fight her guns

in the heaviest weather.

Magazines and engineering spaces are roomy, with superior

watertight subdivision.

Ship is roomy, with superior accommodation and working space.

Distribution of weights:

Percent

normal

displacement:

Armament ......................... 18 tons = 2 pct

Armor, total ..................... 139 tons = 13 pct

Belt 74 tons = 7 pct

Deck 49 tons = 5 pct

C.T. 5 tons = 0 pct

Armament 11 tons = 1 pct

Machinery ........................ 207 tons = 19 pct

Hull and fittings; equipment ..... 496 tons = 46 pct

Fuel, ammunition, stores ......... 172 tons = 16 pct

Miscellaneous weights ............ 50 tons = 5 pct

-----

1081 tons = 100 pct

Estimated metacentric height, 1.0 ft

Displacement summary:

Light ship: 909 tons

Standard displacement: 943 tons

Normal service: 1081 tons

Full load: 1188 tons

Loading submergence 151 tons/foot

+++++++++++++++++++++++++

Estimated overall survivability and seakeeping ability:

Relative margin of stability: 1.11

Shellfire needed to sink: 1897 lbs = 55.0 x 4.1-inch shells

(Approximates weight of penetrating

shell hits needed to sink ship,

not counting critical hits)

Torpedoes needed to sink: 0.8

(Approximates number of 'typical'

torpedo hits needed to sink ship)

Relative steadiness as gun platform, 81 percent

(50 percent is 'average')

Relative rocking effect from firing to beam, 0.25

Relative quality as a seaboat: 1.62

+++++++++++++++++++++++++

Hull form characteristics:

Block coefficient: 0.50

Sharpness coefficient: 0.33

Hull speed coefficient 'M' = 8.63

'Natural speed' for length = 17.0 knots

Power going to wave formation

at top speed: 53 percent

Estimated hull characteristics and strength:

Relative underwater volume absorbed by

magazines and engineering spaces: 81 percent

Relative accommodation and working space: 128 percent

Displacement factor: 145 percent

(Displacement relative to loading factors)

Relative cross-sectional hull strength: 1.07

(Structure weight per square

foot of hull surface: 53 lbs)

Relative longitudinal hull strength: 1.86

(for 12.0 ft average freeboard;

freeboard adjustment +2.3 ft)

Relative composite hull strength: 1.14

+++++++++++++++++++++++++

[Machine-readable parameters: Spring Style v. 1.2.1]

290.00 x 29.00 x 9.00; 12.00 -- Dimensions

0.50 -- Block coefficient

1921 -- Year laid down

21.71 / 6000 / 12.00; Oil-fired turbine or equivalent -- Speed / radius / cruise

50 tons -- Miscellaneous weights

++++++++++

4 x 4.10; 0 -- Main battery; turrets

Central positioning of guns

Gun-shields

:

4 x 1.40; 0 -- Secondary battery; turrets

Gun-shields

:

4 x 0.60 -- Tertiary (QF/AA) battery

Gun-shields

:

0 -- No fourth (light) battery

0 -- No torpedo armament

++++++++++

1.00 / 1.00 / 0.00 / 0.00; 100 -- Belt armor; relative extent

0.50 / 2.00 -- Deck / CT

2.00 / 1.00 / 1.00 / 0.00 -- Battery armor

+++++++++++++++++++++++++++++++++++++++++++++++++++++++

Length, 360 ft x Beam, 63.0 ft x Depth, 12.0 ft

4277 tons normal displacement (4059 tons standard)

Main battery: 3 x 9.8-inch (1 x 3)

Secondary battery: 3 x 5.9-inch (1 x 3)

AA battery: 4 x 4.1-inch

Light battery: 4 x 1.4-inch

Weight of broadside: 1863 lbs

Main belt, 4.0 inches; ends unarmored

Armor deck, average 2.0 inches

C.T., 4.0 inches

Battery armor:

Main, 8.0" / secondary, 3.0"

AA, 1.0" shields / light guns, 1.0" shields

Maximum speed for 6980 shp = 18.00 knots

Approximate cruising radius, 4000 nm / 12 kts

Typical complement: 264-344

Estimated cost, $3.695 million (£924,000)

Remarks:

Relative extent of belt armor, 63 percent of 'typical' coverage.

Ship has slow, easy roll; a good, steady gun platform.

Good seaboat; rides out heavy weather easily.

Magazines and engineering spaces are roomy, with superior

watertight subdivision.

Ship is roomy, with superior accommodation and working space.

Distribution of weights:

Percent

normal

displacement:

Armament ......................... 233 tons = 5 pct

Armor, total ..................... 1163 tons = 27 pct

Belt 247 tons = 6 pct

Deck 562 tons = 13 pct

C.T. 23 tons = 1 pct

Armament 331 tons = 8 pct

Machinery ........................ 240 tons = 6 pct

Hull and fittings; equipment ..... 2152 tons = 50 pct

Fuel, ammunition, stores ......... 458 tons = 11 pct

Miscellaneous weights ............ 30 tons = 1 pct

-----

4277 tons = 100 pct

Estimated metacentric height, 3.7 ft

Displacement summary:

Light ship: 3818 tons

Standard displacement: 4059 tons

Normal service: 4277 tons

Full load: 4434 tons

Loading submergence 434 tons/foot

+++++++++++++++++++++++++

Estimated overall survivability and seakeeping ability:

Relative margin of stability: 1.24

Shellfire needed to sink: 8358 lbs = 17.8 x 9.8-inch shells

(Approximates weight of penetrating

shell hits needed to sink ship,

not counting critical hits)

Torpedoes needed to sink: 2.3

(Approximates number of 'typical'

torpedo hits needed to sink ship)

Relative steadiness as gun platform, 73 percent

(50 percent is 'average')

Relative rocking effect from firing to beam, 0.32

Relative quality as a seaboat: 1.22

+++++++++++++++++++++++++

Hull form characteristics:

Block coefficient: 0.55

Sharpness coefficient: 0.42

Hull speed coefficient 'M' = 6.78

'Natural speed' for length = 19.0 knots

Power going to wave formation

at top speed: 45 percent

Estimated hull characteristics and strength:

Relative underwater volume absorbed by

magazines and engineering spaces: 62 percent

Relative accommodation and working space: 126 percent

Displacement factor: 119 percent

(Displacement relative to loading factors)

Relative cross-sectional hull strength: 0.96

(Structure weight per square

foot of hull surface: 111 lbs)

Relative longitudinal hull strength: 1.61

(for 11.5 ft average freeboard;

freeboard adjustment -1.3 ft)

Relative composite hull strength: 1.01

+++++++++++++++++++++++++

[Machine-readable parameters: Spring Style v. 1.2.1]

360.00 x 63.00 x 12.00; 11.50 -- Dimensions

0.55 -- Block coefficient

1921 -- Year laid down

18.00 / 4000 / 12.00; Oil-fired turbine or equivalent -- Speed / radius / cruise

30 tons -- Miscellaneous weights

++++++++++

3 x 9.80; 1 -- Main battery; turrets

Central positioning of guns

:

3 x 5.90; 1 -- Secondary battery; turrets

:

4 x 4.10 -- Tertiary (QF/AA) battery

Gun-shields

:

4 x 1.40 -- Fourth (light) battery

0 -- No torpedo armament

++++++++++

4.00 / 0.00 / 0.00 / 0.00; 63 -- Belt armor; relative extent

2.00 / 4.00 -- Deck / CT

8.00 / 3.00 / 1.00 / 1.00 -- Battery armor

+++++++++++++++++++++++++++++++++++++++++++++++++++++++

Length, 540 ft x Beam, 60.0 ft x Depth, 16.0 ft

7850 tons normal displacement (7091 tons standard)

Main battery: 4 x 4.1-inch

Secondary battery: 8 x 1.4-inch

AA battery: 6 x 0.6-inch

Weight of broadside: 149 lbs

Air Group: Typically ten seaplanes

Hull unarmored

Battery armor:

Main, 2.0" shields / secondary, 1.0" shields

AA, 1.0" shields

Maximum speed for 11992 shp = 19.64 knots

Approximate cruising radius, 10000 nm / 12 kts

Typical complement: 417-542

Estimated cost, $3.215 million (£804,000)

Remarks:

Ship has slow, easy roll; a good, steady gun platform.

Good seaboat; rides out heavy weather easily.

Magazines and engineering spaces are roomy, with superior

watertight subdivision.

Ship is roomy, with superior accommodation and working space.

Distribution of weights:

Percent

normal

displacement:

Armament ......................... 19 tons = 0 pct

Armor, total ..................... 15 tons = 0 pct

Armament 15 tons = 0 pct

Machinery ........................ 413 tons = 5 pct

Hull and fittings; equipment ..... 5476 tons = 70 pct

Fuel, ammunition, stores ......... 928 tons = 12 pct

Miscellaneous weights ............ 1000 tons = 13 pct

-----

7850 tons = 100 pct

Estimated metacentric height, 2.8 ft

Displacement summary:

Light ship: 6922 tons

Standard displacement: 7091 tons

Normal service: 7850 tons

Full load: 8426 tons

Loading submergence 605 tons/foot

+++++++++++++++++++++++++

Estimated overall survivability and seakeeping ability:

Relative margin of stability: 1.10

Shellfire needed to sink: 26846 lbs = 779.0 x 4.1-inch shells

(Approximates weight of penetrating

shell hits needed to sink ship,

not counting critical hits)

Torpedoes needed to sink: 5.3

(Approximates number of 'typical'

torpedo hits needed to sink ship)

Relative steadiness as gun platform, 75 percent

(50 percent is 'average')

Relative rocking effect from firing to beam, 0.02

Relative quality as a seaboat: 1.37

+++++++++++++++++++++++++

Hull form characteristics:

Block coefficient: 0.53

Sharpness coefficient: 0.35

Hull speed coefficient 'M' = 8.31

'Natural speed' for length = 23.2 knots

Power going to wave formation

at top speed: 34 percent

Estimated hull characteristics and strength:

Relative underwater volume absorbed by

magazines and engineering spaces: 34 percent

Relative accommodation and working space: 155 percent

Displacement factor: 394 percent

(Displacement relative to loading factors)

Relative cross-sectional hull strength: 2.31

(Structure weight per square

foot of hull surface: 174 lbs)

Relative longitudinal hull strength: 2.08

(for 16.0 ft average freeboard;

freeboard adjustment +1.6 ft)

Relative composite hull strength: 2.13

+++++++++++++++++++++++++

[Machine-readable parameters: Spring Style v. 1.2.1]

540.00 x 60.00 x 16.00; 16.00 -- Dimensions

0.53 -- Block coefficient

1921 -- Year laid down

19.64 / 10000 / 12.00; Oil-fired turbine or equivalent -- Speed / radius / cruise

1000 tons -- Miscellaneous weights

++++++++++

4 x 4.10; 0 -- Main battery; turrets

Central positioning of guns

Gun-shields

:

8 x 1.40; 0 -- Secondary battery; turrets

Gun-shields

:

6 x 0.60 -- Tertiary (QF/AA) battery

Gun-shields

:

0 -- No fourth (light) battery

0 -- No torpedo armament

++++++++++

0.00 -- No belt armor

0.00 / 0.00 -- Deck / CT

2.00 / 1.00 / 1.00 / 0.00 -- Battery armor

+++++++++++++++++++++++++++++++++++++++++++++++++++++++

Length, 200 ft x Beam, 30.0 ft x Depth, 9.0 ft

771 tons normal displacement (694 tons standard)

Main battery: 1 x 4.1-inch

Secondary battery: 2 x 1.4-inch

AA battery: 2 x 0.6-inch

Weight of broadside: 37 lbs

Hull unarmored

Battery armor:

Main, 2.0" shields / secondary, 1.0" shields

AA, 1.0" shields

Maximum speed for 2227 shp = 17.00 knots

Approximate cruising radius, 4000 nm / 12 kts

Typical complement: 73-95

Estimated cost, $390,000 (£97,000)

Remarks:

Good seaboat; rides out heavy weather easily.

Magazines and engineering spaces are roomy, with superior

watertight subdivision.

Distribution of weights:

Percent

normal

displacement:

Armament ......................... 5 tons = 1 pct

Armor, total ..................... 3 tons = 0 pct

Armament 3 tons = 0 pct

Machinery ........................ 77 tons = 10 pct

Hull and fittings; equipment ..... 531 tons = 69 pct

Fuel, ammunition, stores ......... 96 tons = 13 pct

Miscellaneous weights ............ 60 tons = 8 pct

-----

771 tons = 100 pct

Estimated metacentric height, 1.0 ft

Displacement summary:

Light ship: 675 tons

Standard displacement: 694 tons

Normal service: 771 tons

Full load: 831 tons

Loading submergence 108 tons/foot

+++++++++++++++++++++++++

Estimated overall survivability and seakeeping ability:

Relative margin of stability: 1.08

Shellfire needed to sink: 2061 lbs = 59.8 x 4.1-inch shells

(Approximates weight of penetrating

shell hits needed to sink ship,

not counting critical hits)

Torpedoes needed to sink: 1.4

(Approximates number of 'typical'

torpedo hits needed to sink ship)

Relative steadiness as gun platform, 66 percent

(50 percent is 'average')

Relative rocking effect from firing to beam, 0.05

Relative quality as a seaboat: 1.31

+++++++++++++++++++++++++

Hull form characteristics:

Block coefficient: 0.50

Sharpness coefficient: 0.38

Hull speed coefficient 'M' = 6.66

'Natural speed' for length = 14.1 knots

Power going to wave formation

at top speed: 55 percent

Estimated hull characteristics and strength:

Relative underwater volume absorbed by

magazines and engineering spaces: 47 percent

Relative accommodation and working space: 98 percent

Displacement factor: 303 percent

(Displacement relative to loading factors)

Relative cross-sectional hull strength: 2.00

(Structure weight per square

foot of hull surface: 86 lbs)

Relative longitudinal hull strength: 5.24

(for 10.0 ft average freeboard;

freeboard adjustment +0.9 ft)

Relative composite hull strength: 2.20

+++++++++++++++++++++++++

[Machine-readable parameters: Spring Style v. 1.2.1]

200.00 x 30.00 x 9.00; 10.00 -- Dimensions

0.50 -- Block coefficient

1921 -- Year laid down

17.00 / 4000 / 12.00; Oil-fired turbine or equivalent -- Speed / radius / cruise

60 tons -- Miscellaneous weights

++++++++++

1 x 4.10; 0 -- Main battery; turrets

Central positioning of guns

Gun-shields

:

2 x 1.40; 0 -- Secondary battery; turrets

Gun-shields

:

2 x 0.60 -- Tertiary (QF/AA) battery

Gun-shields

:

0 -- No fourth (light) battery

0 -- No torpedo armament

++++++++++

0.00 -- No belt armor

0.00 / 0.00 -- Deck / CT

2.00 / 1.00 / 1.00 / 0.00 -- Battery armor

+++++++++++++++++++++++++++++++++++++++++++++++++++++++

Length, 290 ft x Beam, 29.0 ft x Depth, 9.0 ft

1081 tons normal displacement (943 tons standard)

Main battery: 4 x 4.1-inch

Secondary battery: 4 x 1.4-inch

AA battery: 4 x 0.6-inch

Weight of broadside: 144 lbs

Main belt, 1.0 inches; full length

Armor deck, average 0.5 inches

C.T., 2.0 inches

Battery armor:

Main, 2.0" shields / secondary, 1.0" shields

AA, 1.0" shields

Maximum speed for 5999 shp = 21.71 knots

Approximate cruising radius, 6000 nm / 12 kts

Typical complement: 94-123

Estimated cost, $772,000 (£193,000)

Remarks:

Ship has slow, easy roll; a good, steady gun platform.

Excellent seaboat; comfortable and able to fight her guns

in the heaviest weather.

Magazines and engineering spaces are roomy, with superior

watertight subdivision.

Ship is roomy, with superior accommodation and working space.

Distribution of weights:

Percent

normal

displacement:

Armament ......................... 18 tons = 2 pct

Armor, total ..................... 139 tons = 13 pct

Belt 74 tons = 7 pct

Deck 49 tons = 5 pct

C.T. 5 tons = 0 pct

Armament 11 tons = 1 pct

Machinery ........................ 207 tons = 19 pct

Hull and fittings; equipment ..... 496 tons = 46 pct

Fuel, ammunition, stores ......... 172 tons = 16 pct

Miscellaneous weights ............ 50 tons = 5 pct

-----

1081 tons = 100 pct

Estimated metacentric height, 1.0 ft

Displacement summary:

Light ship: 909 tons

Standard displacement: 943 tons

Normal service: 1081 tons

Full load: 1188 tons

Loading submergence 151 tons/foot

+++++++++++++++++++++++++

Estimated overall survivability and seakeeping ability:

Relative margin of stability: 1.11

Shellfire needed to sink: 1897 lbs = 55.0 x 4.1-inch shells

(Approximates weight of penetrating

shell hits needed to sink ship,

not counting critical hits)

Torpedoes needed to sink: 0.8

(Approximates number of 'typical'

torpedo hits needed to sink ship)

Relative steadiness as gun platform, 81 percent

(50 percent is 'average')

Relative rocking effect from firing to beam, 0.25

Relative quality as a seaboat: 1.62

+++++++++++++++++++++++++

Hull form characteristics:

Block coefficient: 0.50

Sharpness coefficient: 0.33

Hull speed coefficient 'M' = 8.63

'Natural speed' for length = 17.0 knots

Power going to wave formation

at top speed: 53 percent

Estimated hull characteristics and strength:

Relative underwater volume absorbed by

magazines and engineering spaces: 81 percent

Relative accommodation and working space: 128 percent

Displacement factor: 145 percent

(Displacement relative to loading factors)

Relative cross-sectional hull strength: 1.07

(Structure weight per square

foot of hull surface: 53 lbs)

Relative longitudinal hull strength: 1.86

(for 12.0 ft average freeboard;

freeboard adjustment +2.3 ft)

Relative composite hull strength: 1.14

+++++++++++++++++++++++++

[Machine-readable parameters: Spring Style v. 1.2.1]

290.00 x 29.00 x 9.00; 12.00 -- Dimensions

0.50 -- Block coefficient

1921 -- Year laid down

21.71 / 6000 / 12.00; Oil-fired turbine or equivalent -- Speed / radius / cruise

50 tons -- Miscellaneous weights

++++++++++

4 x 4.10; 0 -- Main battery; turrets

Central positioning of guns

Gun-shields

:

4 x 1.40; 0 -- Secondary battery; turrets

Gun-shields

:

4 x 0.60 -- Tertiary (QF/AA) battery

Gun-shields

:

0 -- No fourth (light) battery

0 -- No torpedo armament

++++++++++

1.00 / 1.00 / 0.00 / 0.00; 100 -- Belt armor; relative extent

0.50 / 2.00 -- Deck / CT

2.00 / 1.00 / 1.00 / 0.00 -- Battery armor

+++++++++++++++++++++++++++++++++++++++++++++++++++++++

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