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预应力混凝土梁桥的混凝土耐久性不足会造成钢筋锈蚀、混凝土剥落以及结构破坏。本文从混凝土的品质、保护层、预应力筋的保护和桥面防水等方面 ,探讨改善预应力混凝土梁桥的耐久性措施
Inadequate durability of concrete in prestressed concrete girder bridges results in corrosion of steel bars, concrete spalling and structural damage. This paper discusses the measures to improve the durability of prestressed concrete girder bridges from aspects of concrete quality, protective layer, prestressing tendon protection and deck waterproofing