FLOOR PLATE AND ITS INSTALLATION STRUCTURE THEREOF

摘要

PROBLEM TO BE SOLVED: To provide a floor plate whose material can be supplied without limitting the size of a surface plate to have the same size with the base plate and which can be prevented from being deformed owing to the composite member, and the installation structure of the floor plate. SOLUTION: In the floor plate 1 provided with a surface plate 3 having grooves 2 on the surface and a base plate 4, block pieces 5 are arranged to form the base plate 4 with joints 6. The joints 6 having a gap are arranged to shift from the grooves.