| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a floor structure which prevents crack and splinter from being produced on a floor surface and is excellent in safety.SOLUTION: An inventive floor structure includes: sleepers 12 constructed between supporting legs 11 installed at predetermined intervals on a floor slab 16; common joists 13 provided on upper parts of the sleepers 12 so as to be orthogonal to the longitudinal direction of the sleepers 12; non-slits 14 laid on upper parts of the common joists 13; and flooring boards 15 laid on upper parts of the non-slits 14. The flooring boards 15 are laid in such a manner that the longitudinal direction of the non-slits 14 is orthogonal to that of the flooring boards 15 and that one flooring board 15 crosses over one non-slit 14.</p> |
