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1 概述东明黄河公路大桥是一座特大型桥梁,是国道106公路上的重要工程。依据桥址处水文、地质、地震等条件及抗洪、防汛、防凌等要求,桥孔布置由南向北依次为6×40m(一联)+7×40m(三联)+6×50m(五联)+75m+7×120m+75m(一联)+7×40m(二联)。北岸滩地和主槽部分为直线桥;南岸滩地设R=4000m的平曲线;从主桥中孔的跨中向两
1 Overview The Dongming Yellow River Highway Bridge is an extra large bridge and is an important project on National Highway 106. According to the requirements of hydrological, geological and seismic conditions at the bridge site and the requirements of flood control, flood control and anti-flood protection, the layout of the bridge openings is 6 × 40m (one combined) + 7 × 40m (triple combined) + 6 × 50m (five combined) + 75m + 7 × 120m + 75m (one) + 7 × 40m (two). North Shore Beach and the main part of the main groove for the straight line bridge; South Beach set a flat curve R = 4000m; from the main bridge in the middle of the hole to two