8.45 through 8.52 Draw the influcnce lincs for the forces in the members identified by an "x" of the trusses shown in 4 m Figs. P8.45-P8.52. Live loads are transmitted to the bottom chords of the trusses. B -3 panels at 3 m =9 m FIG. P8.46
8.45 through 8.52 Draw the influcnce lincs for the forces in the members identified by an "x" of the trusses shown in 4 m Figs. P8.45-P8.52. Live loads are transmitted to the bottom chords of the trusses. B -3 panels at 3 m =9 m FIG. P8.46
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:8.45 through 8.52 Draw the influence lines for the forces in
the members identificd by an "x" of the trusses shown in
4 m
Figs. P8.45-PS.52. Live loads are transmitted to the bottom
chords of the trusses.
-3 panels at 3 m=9 m
FIG. P8.46
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Step 1 Draw the cut section of the truss
VIEWStep 2 Applying moment at D
VIEWStep 3 Applying moment at B
VIEWStep 4 Applying vertical equilibrium condition
VIEWStep 5 Applying moment at D
VIEWStep 6 Applying vertical equilibrium condition
VIEWStep 7 Influence line diagram for Force EF
VIEWStep 8 Influence line diagram for Force BF
VIEWStep 9 Influence line diagram for Force BC
VIEW
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