CHAPTER 9

ANALYSIS OF STATICALLY INDETERMINATE STRUCTURES BY THE FORCE METHOD

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© Tony Freeman/Science Source

The fixed-connected joints of this concrete framework make this a statically indeterminate structure.

CHAPTER OBJECTIVES

  • To show how to apply the force or flexibility method to analyze statically indeterminate trusses, beams, and frames.
  • To present a method for drawing the influence line for a statically indeterminate beam or frame.
9.1 STATICALLY INDETERMINATE STRUCTURES

Recall from Sec 2.5 that a structure of any type is classified as statically indeterminate when the number of unknowns exceeds the number of available equilibrium ...

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