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Advances in Civil Engineering
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2012
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Article
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Fig 5
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Research Article
Optimization of Post-Tensioned Box Girder Bridges with Special Reference to Use of High-Strength Concrete Using AASHTO LRFD Method
Figure 5
Comparison in box girder (seven cells spaced at 9 ft) for different span length.
(a)
Required number of strands
(b)
Final prestress losses
(c)
Moment capacities