Research Article

Strengthening and Rehabilitation of U-Shaped RC Bridges Using Substitute Cable Ducts

Figure 22

Graphs of the right girder (see sensor T2 in Figure 20) deflections (a) before strengthening (static load test with two load cases—heavy vehicles), (b) during prestressing, and (c) after strengthening (static load test with an identical load before strengthening).
(a)
(b)
(c)