By surrounding the determination of suspension cable force and considering the ways of stiff girder construction,three different ways are provided for calculating the force of suspension cable.

• 以此编制程序并围绕解析法中成桥线形分析中吊索力的确定,结合施工中加劲梁的架设特点,采用三种不同的近似方法来计算吊索力。