| 摘要 |
PROBLEM TO BE SOLVED: To provide a girder manufacturing method, a girder manufactured by the manufacturing method, and a structure including the girder, decreasing the number of times of repeating a series of work such as marking, tacking and welding. SOLUTION: A sheet metal girder 1 assembled in a factory includes: a plurality of webs 4 and a flange 3 having a predetermined length. The webs 4 adjacent to each other are not welded, and the webs 4 and the flange are continuously welded to manufacture the sheet metal girder 1 to a predetermined length. The sheet metal girder 1 is divided by cutting the flange 3 at a boundary between the adjacent webs 4 at intervals of length of the web 4. COPYRIGHT: (C)2008,JPO&INPIT
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