Open Front and Cantilever Diaphragms - The Analysis of Irregular Shaped Structures - page 222

Therefore the diagram closes. The construction of the force diagram at grid line B is the
same.
Construction of the collector force diagram at grid line 2 (see Fig. 6.10): The direction of the
diaphragm shears transferred into the strut is shown in the figure.
Starting at grid line A:

7400
10

336 4 3

v SW = =+ . plfunitshear in SW andSW4

34 , SW

+ 12

v net =+ 336 4525 40 . - . - =+ 243 86 . plfnet shearatsh earwalls

3575 lb compression at startof SW4 F =- (. 52 54038 + )( ) = -

F i g u r e 6.10 Collector force diagram at grid line 2.