Quoted
Geelong-class, Australian Destroyer laid down 1936 (Engine 1946)
Originally Irish County-class and Bulgarian Drazki-class, built to the same Atlantean export design. Sold to RAN in 1946 and refitted to Australian specifications.
Displacement:
1,713 t light; 1,802 t standard; 2,029 t normal; 2,211 t full load
Dimensions: Length overall / water x beam x draught
394.38 ft / 385.01 ft x 35.99 ft x 12.20 ft (normal load)
120.21 m / 117.35 m x 10.97 m x 3.72 m
Armament:
6 - 4.70" / 119 mm guns (3x2 guns), 52.58lbs / 23.85kg shells, 1946 Model
Automatic rapid fire guns in deck mounts with hoists
on centreline ends, majority forward, 1 raised mount - superfiring
2 - 2.24" / 57.0 mm guns (1x2 guns), 5.65lbs / 2.56kg shells, 1946 Model
Anti-aircraft guns in a deck mount with hoist
on centreline aft, all raised guns - superfiring
2 - 2.24" / 57.0 mm guns in single mounts, 5.65lbs / 2.56kg shells, 1946 Model
Anti-aircraft guns in deck mounts with hoists
on side, evenly spread, all raised mounts
4 - 0.79" / 20.0 mm guns in single mounts, 0.24lbs / 0.11kg shells, 1946 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 339 lbs / 154 kg
Shells per gun, main battery: 250
10 - 21.0" / 533.4 mm above water torpedoes
Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 0.98" / 25 mm 0.98" / 25 mm -
- Conning tower: 1.57" / 40 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 2 shafts, 38,159 shp / 28,467 Kw = 33.75 kts
Range 5,600nm at 15.00 kts
Bunker at max displacement = 409 tons
Complement:
150 - 196
Cost:
£1.171 million / $4.683 million
Distribution of weights at normal displacement:
Armament: 50 tons, 2.4 %
Armour: 24 tons, 1.2 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 19 tons, 0.9 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 5 tons, 0.3 %
Machinery: 860 tons, 42.4 %
Hull, fittings & equipment: 694 tons, 34.2 %
Fuel, ammunition & stores: 317 tons, 15.6 %
Miscellaneous weights: 85 tons, 4.2 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
716 lbs / 325 Kg = 13.8 x 4.7 " / 119 mm shells or 0.4 torpedoes
Stability (Unstable if below 1.00): 1.09
Metacentric height 1.3 ft / 0.4 m
Roll period: 13.4 seconds
Steadiness - As gun platform (Average = 50 %): 77 %
- Recoil effect (Restricted arc if above 1.00): 0.71
Seaboat quality (Average = 1.00): 1.18
Hull form characteristics:
Hull has rise forward of midbreak
and transom stern
Block coefficient: 0.420
Length to Beam Ratio: 10.70 : 1
'Natural speed' for length: 22.50 kts
Power going to wave formation at top speed: 65 %
Trim (Max stability = 0, Max steadiness = 100): 65
Bow angle (Positive = bow angles forward): 20.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 25.75 ft / 7.85 m
- Forecastle (20 %): 20.51 ft / 6.25 m
- Mid (50 %): 20.51 ft / 6.25 m (12.01 ft / 3.66 m aft of break)
- Quarterdeck (15 %): 12.01 ft / 3.66 m
- Stern: 12.01 ft / 3.66 m
- Average freeboard: 16.68 ft / 5.08 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 161.0 %
- Above water (accommodation/working, high = better): 91.2 %
Waterplane Area: 8,968 Square feet or 833 Square metres
Displacement factor (Displacement / loading): 84 %
Structure weight / hull surface area: 38 lbs/sq ft or 187 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.50
- Longitudinal: 2.17
- Overall: 0.58
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
Breakdown of Miscellaneous Weights:
Will leave for ShinRa to determine
Ships in Class:
- Geelong (ex-Irish Connacht)
- Ginninderra (ex-Irish Ulster)
- Gladstone (ex-Irish Leinster)
- Ginini (ex-Irish Munster)
- Grattai (ex-Bulgarian Drazki)
- Grundy (ex-Bulgarian Hrabri)
- Gungartan (ex-Bulgarian Strogi)
- Gulaga (ex-Bulgarian Bureni)
Quoted
Mount Kosciuszko, Australian Underway Replenishment Oiler laid down 1947
Variant of Irish Banba-class, for use by Australia.
Displacement:
2,600 t light; 2,820 t standard; 5,581 t normal; 7,790 t full load
Dimensions: Length overall / water x beam x draught
400.54 ft / 393.70 ft x 50.20 ft x 17.06 ft (normal load)
122.08 m / 120.00 m x 15.30 m x 5.20 m
Armament:
4 - 4.70" / 119 mm guns (2x2 guns), 52.58lbs / 23.85kg shells, 1947 Model
Dual purpose guns in deck mounts with hoists
on centreline ends, evenly spread
12 - 0.79" / 20.0 mm guns (6x2 guns), 0.24lbs / 0.11kg shells, 1947 Model
Machine guns in deck mounts
on side, all amidships
Weight of broadside 213 lbs / 97 kg
Shells per gun, main battery: 900
Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 0.98" / 25 mm 0.59" / 15 mm -
2nd: 0.59" / 15 mm 0.39" / 10 mm -
- Conning tower: 0.98" / 25 mm
Machinery:
Diesel Internal combustion motors,
Geared drive, 1 shaft, 3,917 shp / 2,922 Kw = 15.00 kts
Range 36,000nm at 15.00 kts
Bunker at max displacement = 4,970 tons
Complement:
322 - 419
Cost:
£0.921 million / $3.685 million
Distribution of weights at normal displacement:
Armament: 26 tons, 0.5 %
Armour: 18 tons, 0.3 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 11 tons, 0.2 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 7 tons, 0.1 %
Machinery: 97 tons, 1.7 %
Hull, fittings & equipment: 1,459 tons, 26.1 %
Fuel, ammunition & stores: 2,981 tons, 53.4 %
Miscellaneous weights: 1,000 tons, 17.9 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
19,300 lbs / 8,754 Kg = 371.8 x 4.7 " / 119 mm shells or 4.7 torpedoes
Stability (Unstable if below 1.00): 1.38
Metacentric height 3.1 ft / 1.0 m
Roll period: 11.9 seconds
Steadiness - As gun platform (Average = 50 %): 70 %
- Recoil effect (Restricted arc if above 1.00): 0.06
Seaboat quality (Average = 1.00): 2.00
Hull form characteristics:
Hull has raised forecastle, raised quarterdeck
Block coefficient: 0.579
Length to Beam Ratio: 7.84 : 1
'Natural speed' for length: 19.84 kts
Power going to wave formation at top speed: 32 %
Trim (Max stability = 0, Max steadiness = 100): 35
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 2.50 ft / 0.76 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 24.61 ft / 7.50 m
- Forecastle (20 %): 19.69 ft / 6.00 m (12.47 ft / 3.80 m aft of break)
- Mid (50 %): 12.47 ft / 3.80 m
- Quarterdeck (20 %): 19.69 ft / 6.00 m (12.47 ft / 3.80 m before break)
- Stern: 19.69 ft / 6.00 m
- Average freeboard: 15.75 ft / 4.80 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 32.0 %
- Above water (accommodation/working, high = better): 101.9 %
Waterplane Area: 13,820 Square feet or 1,284 Square metres
Displacement factor (Displacement / loading): 393 %
Structure weight / hull surface area: 67 lbs/sq ft or 325 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.98
- Longitudinal: 1.54
- Overall: 1.02
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, can fire her guns in the heaviest weather
Ships in Class:
- HMAS Mount Kosciuszko (1947)
- HMAS Mount Townsend (1947)
- HMAS Mount Twynam (1947)
- HMNZS Aoraki (1947)
Quoted
Gallipoli-class, Australian Landing Ship Mechanized laid down 1946
Displacement:
2,562 t light; 2,646 t standard; 3,302 t normal; 3,828 t full load
Dimensions: Length overall / water x beam x draught
342.82 ft / 340.00 ft x 55.00 ft x 10.00 ft (normal load)
104.49 m / 103.63 m x 16.76 m x 3.05 m
Armament:
2 - 4.70" / 119 mm guns (1x2 guns), 51.91lbs / 23.55kg shells, 1946 Model
Automatic rapid fire guns in a deck mount with hoist
on centreline aft
2 - 2.24" / 57.0 mm guns (1x2 guns), 5.65lbs / 2.56kg shells, 1946 Model
Automatic rapid fire guns in a deck mount with hoist
on centreline forward
16 - 0.79" / 20.0 mm guns (8x2 guns), 0.24lbs / 0.11kg shells, 1946 Model
Machine guns in deck mounts
on side, evenly spread
Weight of broadside 119 lbs / 54 kg
Shells per gun, main battery: 250
Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 1.20" / 30 mm - -
- Conning tower: 2.00" / 51 mm
Machinery:
Oil fired boilers, complex reciprocating steam engines,
Geared drive, 2 shafts, 3,573 ihp / 2,666 Kw = 16.00 kts
Range 9,000nm at 15.00 kts
Bunker at max displacement = 1,182 tons
Complement:
217 - 283
Cost:
£0.934 million / $3.734 million
Distribution of weights at normal displacement:
Armament: 18 tons, 0.5 %
Armour: 15 tons, 0.5 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 5 tons, 0.2 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 10 tons, 0.3 %
Machinery: 193 tons, 5.9 %
Hull, fittings & equipment: 1,211 tons, 36.7 %
Fuel, ammunition & stores: 741 tons, 22.4 %
Miscellaneous weights: 1,125 tons, 34.1 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
8,836 lbs / 4,008 Kg = 170.2 x 4.7 " / 119 mm shells or 2.1 torpedoes
Stability (Unstable if below 1.00): 1.19
Metacentric height 2.8 ft / 0.9 m
Roll period: 13.8 seconds
Steadiness - As gun platform (Average = 50 %): 92 %
- Recoil effect (Restricted arc if above 1.00): 0.06
Seaboat quality (Average = 1.00): 1.85
Hull form characteristics:
Hull has a flush deck
and transom stern
Block coefficient: 0.618
Length to Beam Ratio: 6.18 : 1
'Natural speed' for length: 21.62 kts
Power going to wave formation at top speed: 40 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 10.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 16.00 ft / 4.88 m
- Forecastle (20 %): 16.00 ft / 4.88 m
- Mid (50 %): 16.00 ft / 4.88 m
- Quarterdeck (35 %): 16.00 ft / 4.88 m
- Stern: 16.00 ft / 4.88 m
- Average freeboard: 16.00 ft / 4.88 m
Ship tends to be wet forward
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 61.3 %
- Above water (accommodation/working, high = better): 203.7 %
Waterplane Area: 14,502 Square feet or 1,347 Square metres
Displacement factor (Displacement / loading): 198 %
Structure weight / hull surface area: 63 lbs/sq ft or 310 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.94
- Longitudinal: 1.81
- 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
Ships in Class:
- HMAS Gallipoli: laid down Q1/1947
- HMAS Bita Paka: laid down Q3/1947
- HMAS Sinai: laid down Q1/1948
- HMAS Beersheeba: laid down Q1/1948
- HMAS Magdhaba: laid down Q3/1948
- HMAS El Arish: laid down Q3/1948
Forum Software: Burning Board® Lite 2.1.2 pl 1, developed by WoltLab® GmbH