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Elsepth

1927 HMCS Montreal

Nov 25th, 2017
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  1. HMCS Montreal, a fucking leaf not atlanta laid down 1927
  2.  
  3. Displacement:
  4. 9,525 t light; 10,000 t standard; 11,423 t normal; 12,562 t full load
  5.  
  6. Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
  7. (618.11 ft / 590.55 ft) x 60.70 ft x (22.97 / 24.66 ft)
  8. (188.40 m / 180.00 m) x 18.50 m x (7.00 / 7.52 m)
  9.  
  10. Armament:
  11. 16 - 5.98" / 152 mm 53.0 cal guns - 105.01lbs / 47.63kg shells, 200 per gun
  12. Breech loading guns in deck and hoist mounts, 1920 Model
  13. 6 x Twin mounts on centreline, evenly spread
  14. 2 raised mounts
  15. 2 x Twin mounts on centreline, evenly spread
  16. 2 double raised mounts
  17. 10 - 5.00" / 127 mm 25.0 cal guns - 53.99lbs / 24.49kg shells, 200 per gun
  18. Anti-air guns in deck mounts, 1921 Model
  19. 10 x Single mounts on sides, evenly spread
  20. 4 raised mounts
  21. Weight of broadside 2,220 lbs / 1,007 kg
  22. Main Torpedoes
  23. 12 - 21.0" / 533 mm, 20.51 ft / 6.25 m torpedoes - 1.359 t each, 16.307 t total
  24. In 4 sets of deck mounted side rotating tubes
  25.  
  26. Armour:
  27. - Belts: Width (max) Length (avg) Height (avg)
  28. Main: 5.00" / 127 mm 496.06 ft / 151.20 m 8.01 ft / 2.44 m
  29. Ends: Unarmoured
  30. Main Belt covers 129 % of normal length
  31. Main Belt inclined -10.00 degrees (positive = in)
  32.  
  33. - Torpedo Bulkhead - Strengthened structural bulkheads:
  34. 0.98" / 25 mm 590.55 ft / 180.00 m 39.37 ft / 12.00 m
  35. Beam between torpedo bulkheads 47.57 ft / 14.50 m
  36.  
  37. - Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max)
  38. 2nd: 5.98" / 152 mm 2.01" / 51 mm 5.98" / 152 mm
  39. 3rd: 0.98" / 25 mm 0.50" / 13 mm -
  40.  
  41. - Armoured deck - single deck:
  42. For and Aft decks: 2.01" / 51 mm
  43.  
  44. - Conning towers: Forward 5.00" / 127 mm, Aft 0.00" / 0 mm
  45.  
  46. Machinery:
  47. Oil fired boilers, steam turbines,
  48. Electric motors, 4 shafts, 91,436 shp / 68,211 Kw = 32.00 kts
  49. Range 10,000nm at 15.00 kts
  50. Bunker at max displacement = 2,562 tons
  51.  
  52. Complement:
  53. 552 - 718
  54.  
  55. Cost:
  56. £3.480 million / $13.920 million
  57.  
  58. Distribution of weights at normal displacement:
  59. Armament: 551 tons, 4.8 %
  60. - Guns: 518 tons, 4.5 %
  61. - Weapons: 33 tons, 0.3 %
  62. Armour: 2,732 tons, 23.9 %
  63. - Belts: 780 tons, 6.8 %
  64. - Torpedo bulkhead: 847 tons, 7.4 %
  65. - Armament: 217 tons, 1.9 %
  66. - Armour Deck: 833 tons, 7.3 %
  67. - Conning Tower: 55 tons, 0.5 %
  68. Machinery: 2,886 tons, 25.3 %
  69. Hull, fittings & equipment: 3,271 tons, 28.6 %
  70. Fuel, ammunition & stores: 1,899 tons, 16.6 %
  71. Miscellaneous weights: 85 tons, 0.7 %
  72. - Above deck: 85 tons
  73.  
  74. Overall survivability and seakeeping ability:
  75. Survivability (Non-critical penetrating hits needed to sink ship):
  76. 13,613 lbs / 6,175 Kg = 53.3 x 6 " / 152 mm shells or 2.0 torpedoes
  77. Stability (Unstable if below 1.00): 1.15
  78. Metacentric height 3.1 ft / 0.9 m
  79. Roll period: 14.6 seconds
  80. Steadiness - As gun platform (Average = 50 %): 70 %
  81. - Recoil effect (Restricted arc if above 1.00): 0.70
  82. Seaboat quality (Average = 1.00): 1.27
  83.  
  84. Hull form characteristics:
  85. Hull has a flush deck,
  86. a straight bulbous bow and a cruiser stern
  87. Block coefficient (normal/deep): 0.486 / 0.497
  88. Length to Beam Ratio: 9.73 : 1
  89. 'Natural speed' for length: 24.30 kts
  90. Power going to wave formation at top speed: 56 %
  91. Trim (Max stability = 0, Max steadiness = 100): 55
  92. Bow angle (Positive = bow angles forward): 45.00 degrees
  93. Stern overhang: 0.00 ft / 0.00 m
  94. Freeboard (% = length of deck as a percentage of waterline length):
  95. Fore end, Aft end
  96. - Forecastle: 11.00 %, 27.56 ft / 8.40 m, 21.65 ft / 6.60 m
  97. - Forward deck: 30.00 %, 21.65 ft / 6.60 m, 21.65 ft / 6.60 m
  98. - Aft deck: 54.00 %, 21.65 ft / 6.60 m, 20.67 ft / 6.30 m
  99. - Quarter deck: 5.00 %, 20.67 ft / 6.30 m, 20.67 ft / 6.30 m
  100. - Average freeboard: 21.60 ft / 6.58 m
  101.  
  102. Ship space, strength and comments:
  103. Space - Hull below water (magazines/engines, low = better): 128.4 %
  104. - Above water (accommodation/working, high = better): 170.5 %
  105. Waterplane Area: 23,576 Square feet or 2,190 Square metres
  106. Displacement factor (Displacement / loading): 107 %
  107. Structure weight / hull surface area: 107 lbs/sq ft or 524 Kg/sq metre
  108. Hull strength (Relative):
  109. - Cross-sectional: 0.94
  110. - Longitudinal: 1.73
  111. - Overall: 1.00
  112. Cramped machinery, storage, compartmentation space
  113. Excellent accommodation and workspace room
  114. Ship has slow, easy roll, a good, steady gun platform
  115. Good seaboat, rides out heavy weather easily
  116.  
  117. STS reinforcement to hull plating to defeat light calibre HE
  118. 6"/53 Mark 12
  119. 5"/25 Mark 10
  120. 21" Mark 15 Torpedo
  121. 2 seaplanes, 1 crane, 1 gunpowder cat
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