1. The plaintiff's claim is dismissed.

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

A. As part of flood control measures, the head of the site office H, the responsible supervisor of the building department I, the chief of the Dong geological field officer J et al. sought opinions to install the instant blocking at the entrance of the tunnel in the arrival base.

The G director of the East Asia prepared a design drawing of the block of this case, and reported it to Heung Construction without structural review. On June 28, 2013, Heung Heavy Construction submitted a construction plan for the block of this case along with the design drawing received from the East Asian geological without structural review, and he also approved the construction plan for the block of this case without structural and safety review or design change order for the block of this case.

B) Unlike the initial design drawings, Dong geological features made up of the steel plates 2,60 meters wide from the diameter of 4: 2,600 meters high, and 6 meters thick (out of time, 2,600 meters high, and 6 meters thick) were installed in the 5th parallel of 5th parallel of 5th parallel of 5th parallel of 75*75 square meters high, unlike the initial size 90*90, the 15th parallel of 15th parallel of 5th parallel of 5th parallel of 5th parallel of 5th parallel of 0: The Plaintiff and Jungjin Construction did not conduct safety diagnosis of the block of this case from the 10th parallel of 5th parallel of 0th parallel of 5th parallel of 3th parallel of 1st parallel of 5th parallel of 5th parallel of 3th parallel of 1st parallel of 5th parallel of 1st parallel of 3th parallel of 4th parallel of 2013 at the time of the instant accident.

On July 15, 2013, the date of the instant accident, the foregoing situation continues to exist on July 15, 2013, and 4.70m around 15:00, 15:30m around 4.89m, and 16.