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Zhengzhou Dashiqiao overpass bridge reinforcement
Externally bonding carbon fiber reinforced polymer(CFRP) fabric and cross section enlargement
Zhengzhou Dashiqiao overpass bridge have some structural problems that needs to be strengthenedis, such as box girder deflection and transverse cracks of beam and floor (web plate and wing plate), leakage of box girder and concrete cracks.
Project profile
Zhengzhou Dashiqiao overpass bridge have some structural problems that needs to be strengthenedis, such as box girder deflection and transverse cracks of beam and floor (web plate and wing plate), leakage of box girder and concrete cracks.
Strengthening time
May 2013
Reinforcement method
Externally bonding carbon fiber reinforced polymer(CFRP) fabric and cross section enlargement
Material selection
Horse unidirectional carbon fiber fabric and HM-500 anchoring adhesive
