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Title: Creep Effects During Launch of the Serio River Bridge (Title Change)

Author(s): Marco Rosignoli

Publication: Concrete International

Volume: 22

Issue: 3

Appears on pages(s): 53-58

Keywords: bi-cellular cross sectional bridge beams; effects of creep; work stoppage; correcting effects of creep; bridge construction; construction technique; incremental launching; flooding; cast-in-place piles; tolerances; launch bearings; formwork; abutments

Date: 3/1/2000

The 800 meter (730 yd) long bridge over Serio River is one of the most significant launched bridges in Italy, and one of the few in the world with a bi-cellular cross section. The control techniques required for long launched bridges is addressed. In particular, the author explains the effects of creep of the concrete during a long work stoppage of 21 months, and the remedies to restart and complete the launch.


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