To easily perform positioning construction of a construction panel in power-saving without increasing the size and cost of the whole regardless of size of dimension and weight and to realize shortening of time necessary for construction and outstanding reduction of construction cost by enhancing working efficiency.

In the positioning construction fixture, a free rotation roller 3 capable of being transferred to a lower part of one end in a longitudinal direction of a heat insulation panel and capable of vertically standing the heat insulation panel P by advancement of a forklift B and rising of a fork 13 in the transferring state is mounted to a distal end of a base member 2 capable of being attached/removed to the fork 13 of the forklift B. A panel grasping member 4 provided with a suction pad 7 for sucking a panel surface is position-changeably provided on an upper surface part of the base member 2 such that the suction pad 7 is switched to action attitude and non-action attitude.