1.

The fixed arch is most often used in reinforced concrete bridge and tunnel construction, where the spans are short.(a) False(b) TrueI have been asked this question at a job interview.Question is taken from Jack Arched and Flat Terraced Roof in section Different Type Roofs, R.C.C of Civil Engineering Drawing

Answer»

The correct answer is (a) False

The EXPLANATION is: Because it is subject to additional INTERNAL stress caused by THERMAL expansion and contraction, this type of ARCH is considered to be statically indeterminate.



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