For the cxample of a 19-meter-span framed girder, this paper expounds the application of prestress with bond technology which is used during the project practice of large-span girder through the discussion on construction and economy.

• 本文通过某工程 19m跨度框架梁的实例 ,从施工及经济性等方面阐述了有粘结预应力技术在大跨度梁的工程实践中的应用。