A bridge is made with segments of concrete
76 m long (at the original temperature).
If the linear expansion coefficient is
1.2 × 10−5 (C)−1, how much spacing is
needed to allow for expansion for an increase
in temperature of 50F?
76 m long (at the original temperature).
If the linear expansion coefficient is
1.2 × 10−5 (C)−1, how much spacing is
needed to allow for expansion for an increase
in temperature of 50F?
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1.2×10^-5/C × 76m × (5/9 × 50C) = 2533 × 10^-5m = 25.33mm