Building and building construction method and building base isolation repair method

摘要

PROBLEM TO BE SOLVED: To secure freedom of floor planning of a building, although the building includes two building sections continuing via an expansion joint without being generally provided with a base isolation layer.SOLUTION: The building includes: two building sections 1 and 2 continuing via an expansion joint without being generally provided with a base isolation layer; a reinforcement connection portion 3 for rigidly and integrally connecting the two building sections 1 and 2 together; and a base isolation layer 4 which is provided in lower layer portions of the two building sections 1 and 2 integrated by the reinforcement connection portion 3 and which achieves base isolation.