G is an employee of the F Co., Ltd., and H is an employee of the F Co., Ltd. who was awarded a subcontract for the structural construction of the above apartment construction works from F Co., Ltd., and H is an employee of the F Co., Ltd., and the head of the work team at the site of the above structural construction.

On April 18, 2012, the Defendants, G, H, and J had the victim K, who is an employee of I Co., Ltd, perform the work of installing a crupt for the installation of the first floor of the above apartment site (the upper part of the columns connecting the beams, columns, etc.) at the above construction site.

However, the above work is conducted on a crypt, installed between the columns above the height of 2.8 meters set up on the ground of apartment, and there is a material tool for the installation of the second underground floor between the columns and the columns, and 4.8m height from the ground floor to the second ground floor, and 7.6m from the upper part of the above columns to the second ground floor.

On the other hand, in order to install a food house for the above beams between the above columns, first of all, it is necessary to manufacture a food house of 7.2m in length, 80cm in width, 55cm in length, and 300cm in weight from the floor of the first floor above the above columns, put them into the Belgium of the workshop, put them up up up up up up up to the said pole, separate the Belgium from the garr, and then fix the garre to the pole.

As above, the work of installing a crub for the installation of the beams is carried out at the same time by putting a heavy crub from the ground to the height of not less than 2 meters, and it is necessary to have the worker carry out such work because there exists a material tool that can fall up to the second underground level between the columns.