Heat-insulating waterproof structure, heat-insulating waterproof member, and method for installing heat-insulating waterproof structure

A method for installing a heat-insulating waterproof structure that is arranged on a building body, the building body including a foundation and an exterior wall body arranged on the foundation, the exterior wall body including a metal fitting arranged on the foundation, a column set on the metal fitting, the metal fitting located between the foundation and the column, and a backing arranged on the column, the method comprising:

• providing the heat-insulating waterproof structure with a heat-insulating waterproof member, wherein:
• the heat-insulating waterproof member includes a heat-insulating member and a waterproof member integrated with the heat-insulating member,
• the providing the heat-insulating waterproof structure with the heat-insulating waterproof member includes arranging the heat-insulating waterproof member between the foundation and a lower surface of the backing of the exterior wall body so that the waterproof member contacts the foundation without forming a gap between the heat-insulating member and the foundation,
• the building body further includes:
• a flashing member arranged between the foundation and the backing in a height direction;
• and
• a waterproof sheet arranged on an outer surface of the backing,
• the heat-insulating waterproof member is arranged below a lower surface of the backing,
• the flashing member is fixed to an outer surface of the heat-insulating waterproof member, and
• the waterproof sheet includes a lower end portion that covers an upper end portion of the flashing member.