Compared with other kinds of strengthening methods, the construction cost of the techniques by using SCC can be decreased obviously and good benefit of technology and economy can be produced.

• 工程应用结果表明：与其他加固方案相比，自密实混凝土在截面增大型钢筋混凝土加固工程中的应用可显著降低工程造价，且施工方便，因此其具有广阔的应用前景。