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公开(公告)号:US5351353A
公开(公告)日:1994-10-04
申请号:US861257
申请日:1992-03-31
Applicant: Darryl F. Walters
Inventor: Darryl F. Walters
CPC classification number: E21D11/08 , E02D29/045
Abstract: A bridge or tunnel construction consisting of one or more arch units (10), each unit formed from a pair of reinforced concrete arch segments (11 and 12) interconnected to form the crown of the arch unit with the arch unit or units being overlaid with a compacted interacting soil layer.
Abstract translation: 由一个或多个拱形单元(10)组成的桥梁或隧道结构,每个单元由一对互连以形成拱形单元的冠部的一对钢筋混凝土拱形段(11和12)形成,拱形单元被覆盖有 一个压实的相互作用的土层。