PURPOSE: To enhance the serviceability of members and components, and to efficiently carry out the assembly of arched members.
CONSTITUTION: A plurality of structural arched members 2 extending from the arched one end side to the arched the other end side of an arched roof 1a are individually laid on clockwise and counterclockwise wound spiral loci which are set along the peripheral direction of the curved surface of a roof having a predetermined radius of curvature so that they are laid along the curved surface of the roof, and they cross one another. In order to constitute the structural arched members 2, they are divided at crossing point parts 4 between the spiral loci, and the divided arched members 5 are coupled together at the crossing point parts 4.
YAMAGUCHI YOSHIKO
HAYASHI TATSUO
MORITA TAKASHI
