Issue 46

F. Stochino et alii, Frattura ed Integrità Strutturale, 46 (2018) 216-225; DOI: 10.3221/IGF-ESIS.46.20 223 Damage B K 2 K 3 L i R ck exp R ck d T i Humidity spot 1 2 2 2 20 37 3 Deteriorated Concrete 1 2 1.5 1 Spalling 2 2 1.5 1 Reinforcements corrosion 3 1.5 1.5 1 Web fracture 1 Longitudinal cracks 3 Vertical cracks 3 Inclined cracks 3 Rusted stirrups 3 2 1.5 1 Construction joint deterioration 3 Table 8 : Slab Damage identification form for bridge P08. The values of Km, see Eqn. (2), are: abutment 0.4, slab 0.4, longitudinal beam 0.6, transversal beam 0.3. Tab. 9 presents the damage analysis for each structural component. For the specific case it is clear that the Longitudinal beam 1 and the slab are the most damaged elements. Element F dm F D,refm 100 F dm / FD,refm Abutment 1 10.20 512 1.99 Abutment 2 4.80 512 0.94 Slab 39.30 320 12.28 Lon.Beam 1 84.60 480 17.62 Lon.Beam 2 31.95 480 6.65 Transv.Beam 0.0 240 0.00 Table 9 : Damage estimation for bridge P08 components. Order of urgency Bridge Label CRN 1° P13 10.51 2° P12 8.98 3° P07 8.06 4° P08 6.72 5° P10 2.95 6° P03 0.63 Table 10 : Intervention order within the infrastructure network.