| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a measure for firmly mounting components near a lifting hole of a lining plate at a lower cost to prevent the entry of rainwater. <P>SOLUTION: The lining plate includes five H-steels 2 laid parallelly contacting one another so that their upper and lower flanges are respectively disposed to be planar, right and left side plates 3 disposed while being bridged between the ends of the upper and lower flanges of the outermost H-steel, front and rear end plates 4 disposed contacting the longitudinal end faces of the H-steels, and a lifting hole 5a provided near the end face of the upper flange outside the outermost H-steel. A discharge hole 6 is provided at a position right under the lifting hole 5 while passing through the lower flange of the H-steel, and an expandable resin is filled and fastened among the upper and lower flanges of the H-steel, a web and the side plates 3 to form a through-space connecting the lifting hole 5 to the discharge hole 6. <P>COPYRIGHT: (C)2013,JPO&INPIT |
