All appeals by the Defendants are dismissed.

1. misunderstanding of facts and misunderstanding of legal principles concerning the gist of the grounds for appeal (the defendants fulfilled their duty of care necessary to prevent accidents while safely managing the construction site of this case, and even if the defendants were negligent in completely removing the trace of the existing crosswalk, the accident of this case was caused by the victims' gross negligence without permission, which did not see the cartoon book properly, while walking away from the line without permission by the victim without permission, and it was caused by the victim's occupational negligence and the victim's injury, and there is no proximate causal relation between the defendants' occupational negligence and the victim's injury).