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83<br />

Axial stress in steel top flange – continuity support section<br />

80,00<br />

0 50 100 150 200 250 300 350 400<br />

60,00<br />

40,00<br />

Internal tendons<br />

Tiro dei cavi interni<br />

prestressing<br />

Anime Flat webs lisce<br />

Anime Corrugated corrugate webs<br />

Axial stress [MPa]<br />

Tensioni Normali [MPa]<br />

20,00<br />

0,00<br />

-20,00<br />

-40,00<br />

Permanent loads<br />

Applicazione carichi<br />

permanenti introduction<br />

portati<br />

-60,00<br />

-80,00<br />

-100,00<br />

Tiro dei cavi esterni<br />

campate laterali (50%)<br />

First 50% of external<br />

prestressing on<br />

lateral spans<br />

First 50% of external<br />

Tiro dei cavi esterni<br />

campate<br />

prestressing<br />

centrali (50%)<br />

on<br />

central spans<br />

Tempi [gg]<br />

Time [days]<br />

Second 50% of<br />

external prestressing<br />

everywhere<br />

Ritesatura cavi esterni

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