Analysis on Flexural Capacity of Square Steel Tube Truss Concrete Beams with Grouted Chords

Figure 3

Detailed configurations of embedded square steel tube trusses and gauges distribution (unit: mm). (a) Elevation view for beam specimens B-1, B-2, B-3, and B-4. (b) Elevation view of beam specimen B-5. (c) Cross-section details. (d) Strain gauges on concrete. (e) Strain gauges on steel truss.

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