PSI - Issue 44

Romina Sisti et al. / Procedia Structural Integrity 44 (2023) 1116–1123 R. Sist et al./ Structural Integrity Procedia 00 (2022) 000 – 000

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Model 1 (before 1999 renovation)

Model 2 (after 1999 renovation)

-Y forces, uniform

X forces, uniform

PGA C = 0.7665 [m/s 2 ]

PGA C = 1.4118 [m/s 2 ]

PGA D = 2.1592 [m/s 2 ]

PGA D = 2.1592 [m/s 2 ]

α LS =0.355

α LS =0.654

Fig. 9. Main results of the nonlinear static analysis related to the two models created for Palazzo Comunale.

1. Overturning, main façade

2. Overturning, upper floors main façade

PGA CAP [m/s 2 ]

α SL [-]

α SL [-]

PGA CAP [m/s 2 ]

1.41 4.98

0.65 2.35

before renovation after renovation

0.9

0.42 2.36

before renovation after renovation

5.10

3. Vertical arch mechanism, main facade

4. Overturning, East façade

PGA CAP [m/s 2 ]

α SL [-]

PGA CAP [m/s 2 ]

α SL [-]

before renovation after renovation

3.45 4.60

1.60 2.13

before renovation after renovation

1.61 2.8

0.74 1.30

5. Overturning, portion North façade

6. Overturnig, South-East corner

PGA CAP [m/s 2 ]

α SL [-]

PGA CAP [m/s 2 ]

α SL [-]

before renovation after renovation

1.29 5.65

0.60 2.62

before renovation after renovation

2.21 8.02

1.02 3.72

7. Overturning, internal façade

PGA CAP [m/s 2 ]

α SL [-]

0.29 6.25

0.13 2.89

before renovation after renovation

Fig. 10. Main results of the local kinematic analyses.