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Nevado Pisco - built in Callao DD type 1 - com. april 1914
Nevado Huaytapallana - built in Pisco DD type 1 - com. april 1914
Nevado Huascaran - built in Callao SW type 2 - com. April 1915
Nevado Alpamayo - built in Callao SW type 2 - com. May 1916
3500t Fleet Tender, Peru Nevado Class laid down 1913
Displacement:
3 500 t light; 3 664 t standard; 8 109 t normal; 11 665 t full load
Dimensions: Length overall / water x beam x draught
390.42 ft / 390.42 ft x 62.99 ft x 16.82 ft (normal load)
119.00 m / 119.00 m x 19.20 m x 5.13 m
Armament:
1 - 3.00" / 76.2 mm guns in single mounts, 13.50lbs / 6.12kg shells, 1913 Model
Breech loading gun in deck mount
on centreline forward
2 - 2.00" / 50.8 mm guns in single mounts, 4.00lbs / 1.81kg shells, 1913 Model
Quick firing guns in deck mounts
on side, evenly spread
2 - 0.50" / 12.7 mm guns in single mounts, 0.06lbs / 0.03kg shells, 1913 Model
Machine guns in deck mounts
on side, evenly spread, all raised mounts
Weight of broadside 22 lbs / 10 kg
Shells per gun, main battery: 150
Armour:
- Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
Main: 0.79" / 20 mm - -
2nd: 0.50" / 13 mm - -
3rd: 0.50" / 13 mm - -
Machinery:
Coal and oil fired boilers, steam turbines,
Geared drive, 1 shaft, 6 000 shp / 4 476 Kw = 15.61 kts
Range 40 252nm at 12.00 kts
Bunker at max displacement = 8 000 tons (40% coal)
Complement:
426 - 555
Cost:
£0.173 million / $0.693 million
Distribution of weights at normal displacement:
Armament: 3 tons, 0.0 %
Armour: 2 tons, 0.0 %
- Belts: 0 tons, 0.0 %
- Torpedo bulkhead: 0 tons, 0.0 %
- Armament: 2 tons, 0.0 %
- Armour Deck: 0 tons, 0.0 %
- Conning Tower: 0 tons, 0.0 %
Machinery: 244 tons, 3.0 %
Hull, fittings & equipment: 2 051 tons, 25.3 %
Fuel, ammunition & stores: 4 609 tons, 56.8 %
Miscellaneous weights: 1 200 tons, 14.8 %
Overall survivability and seakeeping ability:
Survivability (Non-critical penetrating hits needed to sink ship):
39 474 lbs / 17 905 Kg = 2 924.0 x 3.0 " / 76 mm shells or 7.1 torpedoes
Stability (Unstable if below 1.00): 1.47
Metacentric height 4.8 ft / 1.5 m
Roll period: 12.0 seconds
Steadiness - As gun platform (Average = 50 %): 100 %
- Recoil effect (Restricted arc if above 1.00): 0.00
Seaboat quality (Average = 1.00): 2.00
Hull form characteristics:
Hull has raised forecastle
Block coefficient: 0.686
Length to Beam Ratio: 6.20 : 1
'Natural speed' for length: 19.76 kts
Power going to wave formation at top speed: 39 %
Trim (Max stability = 0, Max steadiness = 100): 50
Bow angle (Positive = bow angles forward): 0.00 degrees
Stern overhang: 0.00 ft / 0.00 m
Freeboard (% = measuring location as a percentage of overall length):
- Stem: 21.98 ft / 6.70 m
- Forecastle (18 %): 21.98 ft / 6.70 m (18.04 ft / 5.50 m aft of break)
- Mid (30 %): 18.04 ft / 5.50 m
- Quarterdeck (18 %): 18.04 ft / 5.50 m
- Stern: 18.04 ft / 5.50 m
- Average freeboard: 18.75 ft / 5.72 m
Ship space, strength and comments:
Space - Hull below water (magazines/engines, low = better): 27.7 %
- Above water (accommodation/working, high = better): 155.7 %
Waterplane Area: 19 297 Square feet or 1 793 Square metres
Displacement factor (Displacement / loading): 474 %
Structure weight / hull surface area: 74 lbs/sq ft or 362 Kg/sq metre
Hull strength (Relative):
- Cross-sectional: 0.94
- Longitudinal: 1.78
- 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
cost : 3.5$+5$=8.5$
oil - 4800t
coal - 3200t + 600t
amunition - 200t
food - 200t
material - 100t
reserve - 100t