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455 Series

Crowley-455-Series-455-3-Barge-Tahiti-Project
Crowley-455-Series-Doyon-Project-North-Slope
Crowley-455-Series-Midship-Line-Drawing
Crowley-455-Series-Plan-Profile-Line-Drawing

Specifications

Summer Load Line Keel Draft 19' 1.1875" 5.82 m
Summer Load Line Displacement 23,090 ST 20,946.90 MT
Summer Load Line Deadweight 19,226 ST 17,441.53 MT
Lightship Draft (mean) 3' 9" 1.14 m
Lightship Displacement 3,863.87 ST 3,505.24 MT
Lightship LCG - Forward of Transom 202.22' 61.64 m
Lightship VCG - Above Baseline 13.81' 4.21 m
Draft Mark Locations    
  • Fwd Marks
337.77' 102.95 m
  • Aft Marks
60.83' 18.54 m

Longitudinal Strength Data

Maximum Allowable Still Water Bending Moments
  • In Port
345,117 LT-ft 106,880 MT-m
  • At Sea
157,468 LT-ft 48,766 MT-m
Maximum Allowable Still Water Shear Force
  • In Port
3,276 LT 3,328.57 MT
  • At Sea
1,781 LT 1,809.58 MT

Transverse Frames

Uniform Linear Load 42,308 lb/ft 62.96 MT/m
Point Load 198,998 lbs 90.26 MT

Transverse Bulkheads

Uniform Linear Load 82,094 lbf/ft2 122.17 MT/m2
Point Load
(only over web frames)
547,293 lbs 248.25 MT

 

Longitudinal Bulkheads

Uniform Linear Load 74,722 lbf/ft2 111.20 MT/m2
Point Load
(only over web frames)
515,205 lbs 233.69 MT

Nominal Overall Deck Load Rating

Counting Long'l Stiffeners 4,200 lbf/ft2 20.51 MT/m2

Intersection of Structures

Transverse and Longitudinal Bulkheads 814.89 Kips 369.63 MT
Transverse Bulkhead and Side Shell 772.97 Kips 350.61 MT
Transverse Frame and Side Shell 599.60 Kips 271.97 MT

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Solutions:

ENI Petroleum Sealift 2010

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