The historic inner dome and the interior supporting walls of the West Virginia State Capitol Building were found to have structural deficiencies. Using 3-D finite element analysis modeling and laboratory testing to determine material properties for the unique coconut fiber reinforced plaster elements, repairs were designed to strengthen portions of the existing building and incorporate supplemental supports to preserve the integrity of this important structure. Additionally, it was necessary to support the dome in-place while the walls beneath the dome were removed entirely and rebuilt.
…