WesWorld

Marina de Filipinas
1930 First Quarter Report
1 January-31 March

A. Factories

6/10 factories = 6,000t of material + 930t stockpiled = 6,930t available
4594t are used, and 1344t transferred, leaving a stockpile of 992t.

5/10 factories (committed) = 0.5 infrastructure pts +
0/10 factories (flexible) = 0.0 pts = 0.5 pts available

B. Infrastructure Development

Construction of Type 1 port at Itu Aba cancelled
0.6 points invested, construction being dismantled for use elsewhere

C. Naval Development and Construction

at Manila:
S4: BRZ BC Rio de Janeiro laid down 1 Jan; receives 3000t, completes 20 Sept 32
S3: idle
S1: idle
D2: idle
D1: idle

at San Fernando:
S2: idle
D1: idle
D0: idle

at Butuan:
S2: CE Jomalig laid down 1 Feb; receives 1500t, balance 6379t, completes 29 Jun 31
S1: idle
S0: idle
S0: idle
S0: idle
S0: idle
D4: AH Santa Maria refitting; receives 589t, commissioned 24 Feb
-- BC Bohol enters drydock 17 Mar; receives 500t of repairs; new construction 0t, balance 6054t, work suspended
Dockside: SS Rémora receives 200t, balance 49t, completes 27 Apr
Dockside: SS Manta receives 200t, balance 49t, completes 27 Apr
Dockside: SS Anguila receives 200t, balance 49t, completes 27 Apr
Dockside: SS Ballena receives 200t, balance 49t, completes 27 Apr
Dockside: DD Paiño receives 371t, balance 155t, completes 10 May

at Puerto Princesa:
S1: idle
Dockside: DD Carricero receives 200t, commissioned 10 Feb

Commercial shipyards:
24 x V-1-class coastal motor boats constructed - 240 tons

Government Furnished Equipment for four Orca-class Whale Factory Ships:
394t this quarter - balance 2700t

D. Transactions

0.2 IP transferred to COSINE

3000t received from Brazil

BC Rio de Janeiro laid down for Brazil; 23,609t charge+5% slip fee = 24,790t = 21,790t remain

0.3 IP transferred to India, purchase of collier Cauvery renamed PRS Maguindanao

1344t to India for conversion of Maguindanao to repair ship; 2688t remaining

E. Other Notes

Ships laid down this quarter: one escort cruiser and twenty-four coastal motor boats

IB Pacifica, CMB V-25 to V-48 complete shakedown cruises

DD Carricero, AH Santa Maria, CMB V-49 to V-72 begin shakedown cruises

F. Scrappage Report

none

G. Updated Order of Battle, 31 December 1929

Note: Y)+Z = completed (under repair/refit) + under construction

Second class battleships 1(0)+0
Coast defense battleships 2(0)+0
Battlecruisers 1(0)+1
Aircraft carriers (light) 1(0)+0
Second class cruisers 5(0)+0
Escort cruisers 1(0)+1
Minelaying cruisers 1(0)+0
Destroyers 12(0)+1
Destroyer escorts 7(0)+0
Subchasers 10(0)+0
Submarines 1(0)+4
Fast torpedo craft 23(0)+0
Gunboats 11(0)+0
Patrol boats 2(0)+0
Fisheries patrol boats 9(0)+0
Coastal motor boats 72(0)+0
Minelayers 3(0)+0
Minesweepers (coastal) 15(0)+0
Assault transports 3(0)+0
Polar exploration ships 1(0)+0
Torpedo-boat tenders 2(0)+0
Training ships 1(0)+0
Harbour Tugs 8(0)+0
Water tankers 1(0)+0
Oilers 1(0)+0
Target ships 1(0)+0
Hospital ships 1(0)+0

PRS Jomalig, Filipino Escort Cruiser laid down 1930

Displacement:
7,879 t light; 8,256 t standard; 9,975 t normal; 11,350 t full load

Dimensions: Length overall / water x beam x draught
582.68 ft / 557.74 ft x 55.77 ft (Bulges 63.65 ft) x 18.04 ft (normal load)
177.60 m / 170.00 m x 17.00 m (Bulges 19.40 m) x 5.50 m

Armament:
12 - 5.90" / 150 mm guns (4x3 guns), 106.92lbs / 48.50kg shells, 1926 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, evenly spread, 2 raised mounts - superfiring
8 - 2.95" / 75.0 mm guns (4x2 guns), 13.00lbs / 5.90kg shells, 1926 Model
Dual purpose guns in deck mounts with hoists
on side ends, evenly spread
4 - 1.38" / 35.0 mm guns (2x2 guns), 1.32lbs / 0.60kg shells, 1930 Model
Anti-aircraft guns in deck mounts
on side, all amidships, all raised mounts
8 - 0.54" / 13.7 mm guns (2x4 guns), 0.11lbs / 0.05kg shells, 1925 Model
Anti-aircraft guns in deck mounts
on centreline ends, evenly spread, all raised mounts - superfiring

Weight of broadside 1,393 lbs / 632 kg
Shells per gun, main battery: 220

4 - 24.0" / 610 mm above water torpedoes

Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 4.72" / 120 mm 557.74 ft / 170.00 m 9.84 ft / 3.00 m
Upper: 0.98" / 25 mm 557.74 ft / 170.00 m 9.84 ft / 3.00 m
Main Belt covers 154 % of normal length

- Torpedo Bulkhead and Bulges:
0.98" / 25 mm 328.08 ft / 100.00 m 16.40 ft / 5.00 m

- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 5.91" / 150 mm 1.97" / 50 mm 3.94" / 100 mm
2nd: 1.18" / 30 mm 0.59" / 15 mm 0.98" / 25 mm
3rd: 0.79" / 20 mm 0.59" / 15 mm -
4th: 0.59" / 15 mm - -

- Armour deck: 3.15" / 80 mm, Conning tower: 3.15" / 80 mm

Machinery:
Diesel Internal combustion generators,
Electric motors, 4 shafts, 25,000 shp / 18,650 Kw = 23.10 kts
Range 13,500nm at 15.00 kts (Bunkerage = 3,094 tons)

Complement:
498 - 648

Cost:
£2.243 million / $8.973 million

Distribution of weights at normal displacement:
Armament: 184 tons, 1.8 %
Armour: 3,014 tons, 30.2 %
- Belts: 1,160 tons, 11.6 %
- Torpedo bulkhead: 196 tons, 2.0 %
- Armament: 368 tons, 3.7 %
- Armour Deck: 1,259 tons, 12.6 %
- Conning Tower: 31 tons, 0.3 %
Machinery: 758 tons, 7.6 %
Hull, fittings & equipment: 3,824 tons, 38.3 %
Fuel, ammunition & stores: 2,095 tons, 21.0 %
Miscellaneous weights: 100 tons, 1.0 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
17,843 lbs / 8,093 Kg = 157.0 x 6.1 " / 155 mm shells or 3.4 torpedoes
Stability (Unstable if below 1.00): 1.29
Metacentric height 3.3 ft / 1.0 m
Roll period: 14.8 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.31
Seaboat quality (Average = 1.00): 1.63

Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.545
Length to Beam Ratio: 8.76 : 1
'Natural speed' for length: 23.62 kts
Power going to wave formation at top speed: 43 %
Trim (Max stability = 0, Max steadiness = 100): 43
Bow angle (Positive = bow angles forward): 35.00 degrees
Stern overhang: 6.56 ft / 2.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 26.25 ft / 8.00 m
- Forecastle (20 %): 18.86 ft / 5.75 m
- Mid (50 %): 16.57 ft / 5.05 m
- Quarterdeck (15 %): 16.57 ft / 5.05 m
- Stern: 16.57 ft / 5.05 m
- Average freeboard: 17.96 ft / 5.48 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 65.3 %
- Above water (accommodation/working, high = better): 124.9 %
Waterplane Area: 21,608 Square feet or 2,007 Square metres
Displacement factor (Displacement / loading): 163 %
Structure weight / hull surface area: 110 lbs/sq ft or 535 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.10
- Longitudinal: 1.24
- Overall: 1.11
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

-Main armour belt is full-length
-Full-length upper belt for splinter protection
-Catapult & hangar for 2 a/c amidships @ 75t
-Climatisation @ 15t
-Flag facilities @ 10t

Rio de Janeiro
Recife
Brazilian Battlecruisers laid down 1930

Displacement:
23,609 t light; 24,734 t standard; 26,930 t normal; 28,687 t full load

Dimensions: Length overall / water x beam x draught
752.64 ft / 750.00 ft x 80.00 ft (Bulges 91.20 ft) x 26.50 ft (normal load)
229.40 m / 228.60 m x 24.38 m (Bulges 27.80 m) x 8.08 m

Armament:
6 - 12.01" / 305 mm guns (3x2 guns), 925.00lbs / 419.57kg shells, 1925 Model
Breech loading guns in turrets (on barbettes)
on centreline ends, majority forward, 1 raised mount - superfiring
15 - 4.72" / 120 mm guns (5x3 guns), 55.12lbs / 25.00kg shells, 1930 Model
Quick firing guns in turrets (on barbettes)
on side ends, majority aft, 1 raised mount - superfiring
24 - 3.00" / 76.2 mm guns (12x2 guns), 14.00lbs / 6.35kg shells, 1930 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly spread, 8 raised mounts - 2 superfiring
16 - 1.38" / 35.0 mm guns (8x2 guns), 1.32lbs / 0.60kg shells, 1930 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, all raised mounts
8 - 0.54" / 13.7 mm guns (2x4 guns), 0.11lbs / 0.05kg shells, 1930 Model
Anti-aircraft guns in deck mounts
on centerline ends, evenly spread, all raised mounts

Weight of broadside 6,735 lbs / 3,055 kg
Shells per gun, main battery: 150

8 - 21.0" / 533.4 mm above water torpedoes

Armour:
- Belts: Width (max) Length (avg) Height (avg)
Main: 8.27" / 210 mm 534.78 ft / 163.00 m 11.48 ft / 3.50 m
Ends: Unarmoured
Upper: 1.57" / 40 mm 534.78 ft / 163.00 m 13.12 ft / 4.00 m
Main Belt covers 110 % of normal length

- Torpedo Bulkhead and Bulges:
1.77" / 45 mm 534.78 ft / 163.00 m 23.29 ft / 7.10 m

- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 8.27" / 210 mm 5.12" / 130 mm 8.27" / 210 mm
2nd: 2.95" / 75 mm 1.57" / 40 mm 2.95" / 75 mm
3rd: 1.18" / 30 mm - -
4th: 0.79" / 20 mm - -
5th: 0.59" / 15 mm - -

- Armour deck: 4.72" / 120 mm, Conning tower: 5.12" / 130 mm

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 142,500 shp / 106,305 Kw = 31.75 kts
Range 15,000nm at 12.00 kts (Bunkerage = 3,953 tons)

Complement:
1,050 - 1,366

Cost:
£8.763 million / $35.053 million

Distribution of weights at normal displacement:
Armament: 791 tons, 2.9 %
Armour: 8,381 tons, 31.1 %
- Belts: 2,552 tons, 9.5 %
- Torpedo bulkhead: 817 tons, 3.0 %
- Armament: 1,355 tons, 5.0 %
- Armour Deck: 3,559 tons, 13.2 %
- Conning Tower: 99 tons, 0.4 %
Machinery: 4,318 tons, 16.0 %
Hull, fittings & equipment: 9,918 tons, 36.8 %
Fuel, ammunition & stores: 3,321 tons, 12.3 %
Miscellaneous weights: 200 tons, 0.7 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
26,435 lbs / 11,991 Kg = 30.5 x 12.0 " / 305 mm shells or 3.7 torpedoes
Stability (Unstable if below 1.00): 1.14
Metacentric height 4.6 ft / 1.4 m
Roll period: 17.9 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.44
Seaboat quality (Average = 1.00): 1.13

Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.520
Length to Beam Ratio: 8.22 : 1
'Natural speed' for length: 27.39 kts
Power going to wave formation at top speed: 53 %
Trim (Max stability = 0, Max steadiness = 100): 62
Bow angle (Positive = bow angles forward): 5.00 degrees
Stern overhang: -2.00 ft / -0.61 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 30.12 ft / 9.18 m
- Forecastle (20 %): 22.00 ft / 6.71 m
- Mid (50 %): 21.00 ft / 6.40 m
- Quarterdeck (15 %): 21.00 ft / 6.40 m
- Stern: 21.00 ft / 6.40 m
- Average freeboard: 22.00 ft / 6.71 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 101.9 %
- Above water (accommodation/working, high = better): 142.4 %
Waterplane Area: 40,718 Square feet or 3,783 Square metres
Displacement factor (Displacement / loading): 114 %
Structure weight / hull surface area: 155 lbs/sq ft or 758 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.99
- Longitudinal: 1.10
- Overall: 1.00
Hull space for machinery, storage, compartmentation is adequate
Room for accommodation and workspaces is excellent
Ship has slow, easy roll, a good, steady gun platform

Misc weight
-75t for catapult and two aircraft
-25t for flag facilities
-25t for climatisation
-75t for future expansion