Crack Detection of Reinforced Concrete Member Using Rayleigh-Based Distributed Optic Fiber Strain Sensing System

<div>Damage status at 1.5% drift (a), strain profile measured in top fiber A at drift levels below 1.5% (b), and strain profile measured in top fibers A, B, and C at 0.9% and 4.8% drift levels (c, d).</div>

Advances in Civil Engineering

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Figure 9

Figure 9: Crack Detection of Reinforced Concrete Member Using Rayleigh-Based Distributed Optic Fiber Strain Sensing System 