1. The plaintiff's claim is dismissed.

2. The costs of lawsuit shall be borne by the Plaintiff.

1. The facts under the basis of facts may be found as either in dispute between the parties or in Gap evidence of Nos. 1 to 11, 15, 18 to 23 (including branch numbers, if any; hereinafter the same shall apply), Eul evidence Nos. 1 and 2, together with the whole purport of the pleadings.

1) The defendant is a corporation established under the Korea Rail Network Authority Act, which implements the construction project of light-speed rail phase 2 (Dong Daegu- industry) around 2002, and the main contents of the construction project of the high-speed rail are as follows: ① In the process of construction of the high-speed rail, he/she shall obtain drums from the contractor work after the completion of the construction of the base base. ② in the process of construction of the base reinforced concrete (UB) and bridge protection concrete (PCL). ② In the process of construction of the 3rd-end concrete (UB) and bridge protection concrete (UB): The building of the 2nd-end concrete and bridge protection concrete, the building of the 3rd-end concrete from the temporary re-construction of the 5th unit concrete, the building of the 2nd-end concrete from the 0th unit to the 0th unit, the building of the 2nd unit to the 2nd unit, the building of the 2nd unit, the building of the 2nd unit to the 2nd unit and the 2nd unit.