WesWorld

Oil Tankers

Apure
Arauco
Caura
Orinoco

Sea Lark
Sea Horse
Sea Bird
Sea Shepherd
Sea Breeze
Sea Otter
Sea Urchin
Sea Star

Minoan
Sythian
Phoenician
Autilian

Merlin
Mercedes

Repair Ships
Assistance
Reliant

Salvage Vessels
Attolo, Recipero, Reposco

Salvage tug/submarine salvage vessels : Pelican, Cormorant, Albatross, Fulmar, Petrel, Heron, Skua, Tern

Fleet Tugs Large

Mulceo (coax)
Adduco (persuade)
Opis (assistance)
Assectator (attendant)

Fleet Tugs Medium
Auxilia (auxiliary)
Profecto (assuredly)
Utilis (available)
Cultis (attention)

Imputus (push)
Tractus (pull)
Nitor (tug)


Fleet Tugs Small

Hawk
Eagle
Raven
Falcon

Safeguard
Traveler
Fortitude
Mariner

Servant
Diligence
Watchfull

Vulcan
Vixen

Coast Guard Vessels

Yachts

Apure Class Oil Tanker

Apure, Arauco, Caura, Orinoco

laid down 1927, purchased in 1930

Displacement:
11,980 t light; 12,268 t standard; 14,418 t normal; 16,137 t full load

Dimensions: Length overall / water x beam x draught
468.94 ft / 456.00 ft x 62.00 ft x 27.25 ft (normal load)
142.93 m / 138.99 m x 18.90 m x 8.31 m

Machinery:
Oil fired boilers, complex reciprocating steam engines,
Geared drive, 2 shafts, 6,831 ihp / 5,096 Kw = 15.00 kts
Range 10,000nm at 15.00 kts
Bunker at max displacement = 3,869 tons

Complement:
657 - 855

Cost:
£1.724 million / $6.897 million

Distribution of weights at normal displacement:
Armament: 0 tons, 0.0 %
Machinery: 392 tons, 2.7 %
Hull, fittings & equipment: 7,588 tons, 52.6 %
Fuel, ammunition & stores: 2,438 tons, 16.9 %
Miscellaneous weights: 4,000 tons, 27.7 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
31,898 lbs / 14,469 Kg = 295.3 x 6 " / 152 mm shells or 4.7 torpedoes
Stability (Unstable if below 1.00): 1.01
Metacentric height 2.5 ft / 0.8 m
Roll period: 16.5 seconds
Steadiness - As gun platform (Average = 50 %): 61 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 1.85

Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.655
Length to Beam Ratio: 7.35 : 1
'Natural speed' for length: 21.35 kts
Power going to wave formation at top speed: 33 %
Trim (Max stability = 0, Max steadiness = 100): 33
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 8.00 ft / 2.44 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 28.00 ft / 8.53 m
- Forecastle (20 %): 18.00 ft / 5.49 m
- Mid (50 %): 18.00 ft / 5.49 m
- Quarterdeck (15 %): 18.00 ft / 5.49 m
- Stern: 22.00 ft / 6.71 m
- Average freeboard: 19.10 ft / 5.82 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 40.3 %
- Above water (accommodation/working, high = better): 113.5 %
Waterplane Area: 21,757 Square feet or 2,021 Square metres
Displacement factor (Displacement / loading): 301 %
Structure weight / hull surface area: 216 lbs/sq ft or 1,053 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 2.43
- Longitudinal: 4.62
- Overall: 2.59
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is adequate
Excellent seaboat, comfortable, rides out heavy weather easily

Sealark class Oil Tanker

Sealark, Seahorse, Seabird, purchased 1928
Sea Shepherd, Sea Breeze, Sea Otter, Sea Urchin and Sea Star purchased 1937

Atlantian Oil Tanker laid down 1926

Displacement:
10,188 t light; 10,436 t standard; 12,417 t normal; 14,001 t full load

Dimensions: Length overall / water x beam x draught
446.88 ft / 435.00 ft x 65.62 ft x 26.25 ft (normal load)
136.21 m / 132.59 m x 20.00 m x 8.00 m

Machinery:
Oil fired boilers, complex reciprocating steam engines,
Geared drive, 2 shafts, 20,107 ihp / 15,000 Kw = 20.54 kts
Range 10,000nm at 15.00 kts
Bunker at max displacement = 3,565 tons

Complement:
587 - 764

Cost:
£1.791 million / $7.165 million

Distribution of weights at normal displacement:
Armament: 0 tons, 0.0 %
Machinery: 1,157 tons, 9.3 %
Hull, fittings & equipment: 4,031 tons, 32.5 %
Fuel, ammunition & stores: 2,229 tons, 18.0 %
Miscellaneous weights: 5,000 tons, 40.3 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
14,445 lbs / 6,552 Kg = 133.8 x 6 " / 152 mm shells or 2.2 torpedoes
Stability (Unstable if below 1.00): 1.01
Metacentric height 2.7 ft / 0.8 m
Roll period: 16.8 seconds
Steadiness - As gun platform (Average = 50 %): 50 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 1.46

Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.580
Length to Beam Ratio: 6.63 : 1
'Natural speed' for length: 20.86 kts
Power going to wave formation at top speed: 50 %
Trim (Max stability = 0, Max steadiness = 100): 34
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 8.00 ft / 2.44 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.00 ft / 6.71 m
- Forecastle (20 %): 15.50 ft / 4.72 m
- Mid (0 %): 15.50 ft / 4.72 m
- Quarterdeck (15 %): 15.50 ft / 4.72 m
- Stern: 15.50 ft / 4.72 m
- Average freeboard: 16.02 ft / 4.88 m
Ship tends to be wet forward

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 74.7 %
- Above water (accommodation/working, high = better): 103.1 %
Waterplane Area: 20,490 Square feet or 1,904 Square metres
Displacement factor (Displacement / loading): 170 %
Structure weight / hull surface area: 128 lbs/sq ft or 626 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.45
- Longitudinal: 2.61
- Overall: 1.53
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is adequate
Good seaboat, rides out heavy weather easily

Minoan class tankers

Minoan, Sythian, Phoenician, Autilian

Atlantian Oil Tanker laid down 1921, purchased 1923, sold into merchant service 1937

Displacement:
5,878 t light; 6,051 t standard; 8,659 t normal; 10,744 t full load

Dimensions: Length overall / water x beam x draught
390.23 ft / 380.00 ft x 50.00 ft x 22.00 ft (normal load)
118.94 m / 115.82 m x 15.24 m x 6.71 m

Machinery:
Oil fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 10,724 ihp / 8,000 Kw = 18.15 kts
Range 15,000nm at 15.00 kts
Bunker at max displacement = 4,693 tons

Complement:
448 - 583

Cost:
£0.747 million / $2.988 million

Distribution of weights at normal displacement:
Armament: 0 tons, 0.0 %
Machinery: 627 tons, 7.2 %
Hull, fittings & equipment: 2,751 tons, 31.8 %
Fuel, ammunition & stores: 2,781 tons, 32.1 %
Miscellaneous weights: 2,500 tons, 28.9 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
15,202 lbs / 6,895 Kg = 140.8 x 6 " / 152 mm shells or 2.5 torpedoes
Stability (Unstable if below 1.00): 1.04
Metacentric height 1.9 ft / 0.6 m
Roll period: 15.2 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- 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: 0.725
Length to Beam Ratio: 7.60 : 1
'Natural speed' for length: 19.49 kts
Power going to wave formation at top speed: 48 %
Trim (Max stability = 0, Max steadiness = 100): 35
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 6.00 ft / 1.83 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 24.00 ft / 7.32 m
- Forecastle (20 %): 18.00 ft / 5.49 m
- Mid (0 %): 18.00 ft / 5.49 m
- Quarterdeck (15 %): 18.00 ft / 5.49 m
- Stern: 18.00 ft / 5.49 m
- Average freeboard: 18.48 ft / 5.63 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 56.0 %
- Above water (accommodation/working, high = better): 119.2 %
Waterplane Area: 15,570 Square feet or 1,446 Square metres
Displacement factor (Displacement / loading): 231 %
Structure weight / hull surface area: 104 lbs/sq ft or 509 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.38
- Longitudinal: 3.38
- Overall: 1.51
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

Merlin class Oil Tankers

Merlin, Mercedes

Atlantian Oil Tanker laid down 1919, purchased 1921, sold into merchant service 1937

Displacement:
10,240 t light; 10,493 t standard; 12,668 t normal; 14,408 t full load

Dimensions: Length overall / water x beam x draught
448.88 ft / 440.00 ft x 65.62 ft x 26.25 ft (normal load)
136.82 m / 134.11 m x 20.00 m x 8.00 m

Machinery:
Oil fired boilers, complex reciprocating steam engines,
Direct drive, 2 shafts, 10,724 ihp / 8,000 Kw = 17.37 kts
Range 10,000nm at 15.00 kts
Bunker at max displacement = 3,915 tons

Complement:
596 - 776

Cost:
£0.975 million / $3.899 million

Distribution of weights at normal displacement:
Armament: 0 tons, 0.0 %
Machinery: 631 tons, 5.0 %
Hull, fittings & equipment: 4,609 tons, 36.4 %
Fuel, ammunition & stores: 2,428 tons, 19.2 %
Miscellaneous weights: 5,000 tons, 39.5 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
18,278 lbs / 8,291 Kg = 169.2 x 6 " / 152 mm shells or 2.9 torpedoes
Stability (Unstable if below 1.00): 1.00
Metacentric height 2.7 ft / 0.8 m
Roll period: 16.8 seconds
Steadiness - As gun platform (Average = 50 %): 58 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 1.71

Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.585
Length to Beam Ratio: 6.71 : 1
'Natural speed' for length: 20.98 kts
Power going to wave formation at top speed: 40 %
Trim (Max stability = 0, Max steadiness = 100): 34
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 5.00 ft / 1.52 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.00 ft / 6.71 m
- Forecastle (20 %): 15.50 ft / 4.72 m
- Mid (0 %): 15.50 ft / 4.72 m
- Quarterdeck (15 %): 15.50 ft / 4.72 m
- Stern: 15.50 ft / 4.72 m
- Average freeboard: 16.02 ft / 4.88 m
Ship tends to be wet forward

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 60.0 %
- Above water (accommodation/working, high = better): 103.1 %
Waterplane Area: 20,823 Square feet or 1,934 Square metres
Displacement factor (Displacement / loading): 202 %
Structure weight / hull surface area: 144 lbs/sq ft or 705 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.64
- Longitudinal: 2.85
- Overall: 1.74
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is adequate
Excellent seaboat, comfortable, rides out heavy weather easily

Repair Ships
Assistance, Reliant, Atlantian Harbor Repair Ships
laid down 1920, refited 1924
(Note's: as per our rules these ships would have to be accompanied by a cargo ship carrying the required materials to effect repairs as they do not have misc. weight allocated for it.)

Displacement:
5,480 t light; 5,602 t standard; 5,800 t normal; 5,958 t full load

Dimensions: Length overall / water x beam x draught
465.88 ft / 454.00 ft x 56.50 ft x 17.20 ft (normal load)
142.00 m / 138.38 m x 17.22 m x 5.24 m

Armament:
2 - 4.00" / 102 mm guns in single mounts, 32.00lbs / 14.51kg shells, 1924 Model
Breech loading guns in deck mounts
on centreline ends, evenly spread
4 - 1.00" / 25.4 mm guns in single mounts, 0.50lbs / 0.23kg shells, 1924 Model
Anti-aircraft guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 66 lbs / 30 kg
Shells per gun, main battery: 180

Machinery:
Oil fired boilers, steam turbines,
Geared drive, 1 shaft, 1,870 shp / 1,395 Kw = 12.00 kts
Range 7,000nm at 8.00 kts
Bunker at max displacement = 356 tons

Complement:
332 - 432

Cost:
£0.641 million / $2.563 million

Distribution of weights at normal displacement:
Armament: 8 tons, 0.1 %
Machinery: 62 tons, 1.1 %
Hull, fittings & equipment: 3,910 tons, 67.4 %
Fuel, ammunition & stores: 320 tons, 5.5 %
Miscellaneous weights: 1,500 tons, 25.9 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
21,757 lbs / 9,869 Kg = 679.9 x 4.0 " / 102 mm shells or 4.9 torpedoes
Stability (Unstable if below 1.00): 1.01
Metacentric height 2.2 ft / 0.7 m
Roll period: 16.2 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.01
Seaboat quality (Average = 1.00): 2.00

Hull form characteristics:
Hull has a flush deck
Block coefficient: 0.460
Length to Beam Ratio: 8.04 : 1
'Natural speed' for length: 21.31 kts
Power going to wave formation at top speed: 18 %
Trim (Max stability = 0, Max steadiness = 100): 35
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 8.00 ft / 2.44 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 22.00 ft / 6.71 m
- Forecastle (20 %): 20.00 ft / 6.10 m
- Mid (50 %): 20.00 ft / 6.10 m
- Quarterdeck (15 %): 20.00 ft / 6.10 m
- Stern: 20.00 ft / 6.10 m
- Average freeboard: 20.16 ft / 6.14 m
Ship tends to be wet forward

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 34.1 %
- Above water (accommodation/working, high = better): 180.7 %
Waterplane Area: 15,748 Square feet or 1,463 Square metres
Displacement factor (Displacement / loading): 343 %
Structure weight / hull surface area: 145 lbs/sq ft or 708 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.88
- Longitudinal: 4.18
- Overall: 2.04
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

Miscellaneous weights:
800 tons for 4 cranes of various sizes (500, 250 2x50)
600 tons for workshop/fabrication shop
100 tons for accommodation's and limited medical facility's
1,500 tons total

Pelican, Atlantean Submarine salvage and rescue ship laid down 1943

A salvage tug capable of submarine rescue operations.

Names: Pelican, Cormorant, Albatross, Fulmar, Petrel, Heron, Skua, Tern

Displacement:
1,419 t light; 1,461 t standard; 1,860 t normal; 2,179 t full load

Dimensions: Length overall / water x beam x draught
210.05 ft / 200.00 ft x 40.00 ft x 15.50 ft (normal load)
64.02 m / 60.96 m x 12.19 m x 4.72 m

Armament:
1 - 2.95" / 74.9 mm guns in single mounts, 12.84lbs / 5.82kg shells, 1943 Model
Dual purpose gun in deck mount
on centreline forward, 1 raised gun
4 - 1.57" / 40.0 mm guns (2x2 guns), 1.95lbs / 0.89kg shells, 1943 Model
Breech loading guns in deck mounts
on side, all amidships, all raised mounts - superfiring
4 - 0.50" / 12.7 mm guns in single mounts, 0.06lbs / 0.03kg shells, 1943 Model
Breech loading guns in deck mounts
on side, evenly spread
Weight of broadside 21 lbs / 9 kg
Shells per gun, main battery: 350

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

Machinery:
Diesel Internal combustion motors,
Geared drive, 1 shaft, 2,427 shp / 1,810 Kw = 15.00 kts
Range 8,000nm at 15.00 kts
Bunker at max displacement = 718 tons

Complement:
141 - 184

Cost:
£0.397 million / $1.587 million

Distribution of weights at normal displacement:
Armament: 3 tons, 0.1 %
Armour: 1 tons, 0.1 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 1 tons, 0.1 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 63 tons, 3.4 %
Hull, fittings & equipment: 892 tons, 48.0 %
Fuel, ammunition & stores: 441 tons, 23.7 %
Miscellaneous weights: 460 tons, 24.7 %

Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
4,403 lbs / 1,997 Kg = 343.0 x 3.0 " / 75 mm shells or 2.2 torpedoes
Stability (Unstable if below 1.00): 1.12
Metacentric height 1.6 ft / 0.5 m
Roll period: 13.4 seconds
Steadiness - As gun platform (Average = 50 %): 51 %
- Recoil effect (Restricted arc if above 1.00): 0.01
Seaboat quality (Average = 1.00): 1.45

Hull form characteristics:
Hull has raised forecastle
Block coefficient: 0.525
Length to Beam Ratio: 5.00 : 1
'Natural speed' for length: 14.14 kts
Power going to wave formation at top speed: 55 %
Trim (Max stability = 0, Max steadiness = 100): 35
Bow angle (Positive = bow angles forward): 20.00 degrees
Stern overhang: 3.50 ft / 1.07 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 18.00 ft / 5.49 m
- Forecastle (20 %): 10.50 ft / 3.20 m (10.00 ft / 3.05 m aft of break)
- Mid (50 %): 10.00 ft / 3.05 m
- Quarterdeck (15 %): 10.00 ft / 3.05 m
- Stern: 10.00 ft / 3.05 m
- Average freeboard: 10.70 ft / 3.26 m

Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 40.4 %
- Above water (accommodation/working, high = better): 71.1 %
Waterplane Area: 5,266 Square feet or 489 Square metres
Displacement factor (Displacement / loading): 306 %
Structure weight / hull surface area: 105 lbs/sq ft or 513 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 1.93
- Longitudinal: 6.99
- Overall: 2.20
Hull space for machinery, storage, compartmentation is excellent
Room for accommodation and workspaces is cramped
Good seaboat, rides out heavy weather easily

Misc weights:
400 tons for 1 crane, diving bell, salvage equipment and firefighting equipment
8 tons for 2 depth charge throwers and 30 DC
2 tons for NSAS radar

Harbor Tugs, Large (500 tons and above)

Mulceo (coax), Adduco (persuade), Opis (assistance), Assectator (attendant) [1920]
Displacement 705 t.
Length 161' 3"
Beam 27' 6"
Draft 10' 7"
Speed 11 kts.
Complement unknown
Propulsion steam, single screw

Harbor Tugs, Medium (under 500 tons)

Auxilia (auxiliary), Profecto (assuredly), Utilis (available), Cultis (attention) [1904]
Displacement 346 t.
Length 124'
Beam 22' 2"
Draft 19' 7"
Speed 14 kts.
Complement 31
Armament: two 75mm
Propulsion
one oil burning steam engine, one aux. engine
single propeller, 750shp

Imputus, Tractus, Nitor [1914]
Displacement 415 t.
Length 115'
Beam 24'
Draft 12' 10" (mean)
Speed 10.5 kts.
Complement 20
Armament two 3-pdrs
Propulsion
one oil burning engine
single propeller 800shp

Harbor Tugs, small (under 200 tons)

Safeguard, Traveler, Fortitude, Mariner [1919]
Displacement 192 tons
Length 92'6" waterline, 96'8" overall
Beam 20'11"
Draft 8'0"
Speed 11.5 knots
Complement 9
Armament: Two 25mm, one 5mm machine gun
Propulsion
one vertical triple expansion steam engine
single propeller, 300ihp

Hawk, Eagle, Raven, Falcon [1918]
Displacement 187 tons
Length 81' 5"
Beam 18' 10"
Draft 8' 5"
Speed 10 kts.
Complement 10
Armament: one 5mm machine gun
Propulsion steam, single screw

Servant, Diligence, Watchful [1908]
Displacement 167 t.
Length 107' 6"
Beam 22' 8"
Draft 11' 5"
Speed 11 kts.
Complement 20
Propulsion: One single ended boiler, one 600hp triple expansion steam engine, one shaft.

Vulcan, Vixen (1901)
Displacement 152 tons displacement
Length 91' 5"
Beam 21'
Draft 10'
Speed 10 kts.
Complement 2 officers, 22 enlisted [1898]
Armament: one 75mm, one 25mm
Propulsion steam, compound, 188ihp, single screw

YTS 1 through 12 [1919]
Displacement 54 tons
Length 65'
Beam 16' 2"
Draft 6' 2"
Speed unknown
Complement unknown
Armament none
Propulsion
one 4 cylinder, 4 cycle gasoline engine, 150shp, single screw

YTS 14 class [ordered, 1949]
Specifications:
Displacement 70 t.(lt) 80 t. (fl)
Length 66' 2"
Beam 17'
Draft 4' 11"
Speed unknown
Complement 4
Armament none
Propulsion Diesel, single screw, 300shp

Future project is to go here