发明名称 Bridge for road, footpath or cycle track
摘要 The bridge (1) comprises two main beams (2) of steel extending between fastening points, and supporting a deck structure of trapezoidal-profiled steel (5) and concrete (15). Trapezoidal-profiled plates (11) are positioned between the main beams and rest on lower flanges (4).
申请公布号 SE457808(B) 申请公布日期 1989.01.30
申请号 SE19830001716 申请日期 1983.03.28
申请人 SSAB SVENSKT STAAL AB 发明人 A G G * JOHANSSON
分类号 (IPC1-7):E01D9/02 主分类号 (IPC1-7):E01D9/02
代理机构 代理人
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