INTERIOR INSTALLATION PROTECTIVE STRUCTURE IN CYLINDRICAL DEMOLITION STRUCTURE

摘要

PROBLEM TO BE SOLVED: To demolish a cylindrical structure having an interior structure such as piping equipment under use while protecting the structure from demolished pieces or the like falling down from above.;SOLUTION: A floor 3 is formed on the interior installation structure (steam pipes 2) in the inside of a cylindrical structure (chimney 1) to be demolished. An opening 5 is provided at the upper side of a zone where no installation structure exists and a wall 4 is constructed at the side of the opening 5 of the interior installation structure. The floor 3 is inclined downward toward the opening 5. The interior installation structure is protected from the demolished pieces 7 or the like falling down at the floor 3 and the wall 4 and these pieces are rolled toward the opening on the floor 3 and naturally dropped. Accordingly, the interior installation structures 7 or the like are protected from the demolished pieces 7 or the like and the cylindrical structure can be demolished.;COPYRIGHT: (C)2006,JPO&NCIPI