Performance of Retrofitted Self-Compacting Concrete-Filled Steel Tube Beams Using External Steel Plates

Figure 6

Retrofitting schemes of SCCFST beams. (a) Bottom flange view. (b) Side view. (c) Groups A and C retrofitting schemes. (d) Group B retrofitting scheme. (e) Double bottom steel plates. (f) Top and bottom steel plates.

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(b)

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(f)