江门外海桥位于广东省江门市,为一公路桥,桥全长1708m,桥宽净14+2x1.5(m)。主桥为55+7x110+55(m)9孔一联预应力混凝土变截面连续梁桥,根部梁高5.8m,中部2.5m;桥全宽设两箱,每箱纵向分段长线预制,悬臂拼装施工,在跨中合拢后,再沿桥中轴采用现浇混凝土将两箱连成整体。基础采用打入钢管斜桩,高桩承台,双柱工型墩身。于1988年5月建成。
香港光大熊谷公司总承包。
Location: Jiangmen, Guangdong Prov.
Main span: 110m
· 55+7×110+55(m) P.C. continuous box girder bridge
· Superstructure segments prefabricated by vertical match casting method and erected by cantilever assembling
· Substructure: Steel pipe inclined piles foundation
Completed in May 1988
Designed and constructed by Guangda & Kumagai Co. (HK)