下向分层进路式充填采矿法中混凝土假顶的破坏形式及布筋方式

The fracture form of artificial reinforced concrete roof and layout of reinforced bar in descending slicing of access cut-and-fill mining

本文分析了下向分层进路式充填采矿法中人工假顶的破坏形式、传力特点，并由此得出了假顶内钢筋的合理布置形式．

This Paper makes an analysis of the fracture form and characteristic of force transmis-aion of artificial reinforced concrate roof in descending slicing cut-and-fill mining and obtains therefrom the reasonable reinforced bar layout in the artificial roof.