PSI - Issue 62

Pasquale Fusco et al. / Procedia Structural Integrity 62 (2024) 385–391 P. Fusco et al. / Structural Integrity Procedia 00 (2019) 000 – 000

390

6

(a)

(b)

concrete

steel

anchor

(c)

Fig. 6. Results for the maximum working rate (as percentage) changing concrete cover (25 – 15 – 5 mm): (a) undamaged steel (scenario 1), (b) corroded steel (scenario 2), and (c) corroded steel and loss of concrete cover (scenario 3).

Table 1. Summary of the estimated loading capacity.

Concrete cover

Scenario

25 mm

15 mm

5 mm

100 % permanent + 100% variable 100 % permanent + 88.2% variable 100 % permanent + 77.7% variable

1 2 3

100 % permanent + 100% variable 100 % permanent + 87.8% variable 100 % permanent + 82.1% variable

100 % permanent + 100% variable 100 % permanent + 87.9% variable 100 % permanent + 87.9% variable

Fig. 7. Adopted ‘Strut and Tie’ models .